Optoma Technology TW6353D manual

1 English T able of Contents ............................ 1 Usage Notice ................................... 2 Safety Information ...............................2 Precautions .........................................3 Eye Safety Warnings ..........................5 Product Features ................................5 Introduction ....................[...]

2 English Usage Notice Safety Information The lightning ash with arrow head within an equilateral triangle is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclosure that may be of sufcient magnitude to constitute a risk of electric shock to persons. The exclamation point within an eq[...]

3 English Usage Notice Precautions Please follow all warnings, precautions and maintenance as recommended in this user ’s guide. ▀ ■ W arning- Do not look into the projector ’s lens when the lamp is on. The bright light may hurt and damage your eyes. ▀ ■ W arning- T o reduce the risk of re or electric shock, do not expose this projec[...]

4 English Usage Notice Do:    T urn off and unplug the power plug from the AC outlet before cleaning the product.    Use a soft dry cloth with mild detergent to clean the display housing.    Disconnect the power plug from AC outlet if the product is not being used for a long period of time. Do not:    Block the s[...]

5 English Usage Notice Eye Safety W arnings ▀ ■ Avoid staring/facing directly into the projector beam at all times. Keep your back to the beam as much as possible. ▀ ■ When projector is used in a classroom, adequately supervise students when they are asked to point out something on the screen. ▀ ■ In order to minimize the lamp power, us[...]

6 English Introduction  Due to different applications in each country , some regions may have different accessories. Power Cord Package Overview Unpack and inspect the box contents to ensure all parts listed below are in the box. If something is missing, please contact your nearest customer service center . 2 × AAA Batteries Projector VGA Ca[...]

7 English Introduction Product Overview Main Unit 1. Control Panel 2. Focus Ring 3. Speaker 4. Zoom Ring 5. Lens 6. IR Receiver 7. Input / Output Connections 8. Power Socket 9. T ilt-Adjustment Feet 10. V entilation (inlet) 1 1. V entilation (outlet) 3 8 1 4 9 7 10 5 6 2 10 11  The interface is subject to model’s specications.  Do [...]

8 English Introduction / / Control Panel 2 3 1 7 1. Power LED 2. Lamp LED 3. T emp LED 4. Enter / Help 5. Menu 6. Re-Sync 7. Keystone Correction 8. Four Directional Select Keys 9. Source 10. Power/Standby button 5 10 6 9 8 4[...]

9 English Introduction (S ER VI CE ) C Input/Output Connections 1. USB Connector (Connect to PC for Remote Mouse func - tion) 2. HDMI Connector 3. RS-232 Connector (9-pin DIN T ype) 4. VGA-Out Connector (Monitor Loop-through Output) 5. VGA1-In/YPbPr Connector (PC Analog Signal/Component Video Input/HDTV/YPbPr) 6. Composite Video Input Connector 7. [...]

10 English Introduction Remote Control  The interface is subject to model’s speci - cations. 1. LED Indicator 2. Power On/Off 3. Source 4. Mouse Left Click 5. Enter 6. Four Directional Select Keys / Mouse control 7. Switch (turn on/off mouse function) 8. Re-Sync 9. Mouse Right Click 10. Page Up 1 1. Page Down 12. V olume +/- 13. Menu 14.[...]

11 English Installation Connecting the Projector  Due to the difference in applications for each country , some regions may have different accessories.  (*) Optional accessory (SER VICE ) C mole x MOLEX mole x MOLEX E62405SP R 1 2 5 1.................................................................................................... Pow[...]

12 English Installation Connect to Video Sources  Due to the difference in applications for each country , some regions may have different accessories.  (*) Optional accessory (SER VICE ) C E62405SP R 1.................................................................................................... Power Cord 2.......................[...]

13 English Installation Powering the projector On / Off  Turn on the projector rst and then select the signal sources. Powering On the Projector 1. Remove th e lens cap.  2. Securely connect the pow er cord and signal cable. When connected, the POWER/ST ANDBY LED will turn Amber . 3. Turn on the lamp by pressing “ ” button either on[...]

14 English Installation  Contact the nearest service center if the projector displays these symptoms. See pages 80-81 for more information. W arning Indicator When the warning indicators (see below) come on, the projector will automatically shutdown:  “LAMP” LED indicator is lit red and if “ POWER/ST ANDBY ” indicator ashes ambe[...]

15 English Installation Adjusting the Projected Image Adjusting the Projector ’ s Height The projector is equipped with elevator feet for adjusting the image height. 1. Locate the adjustable foot you wish to modify on the underside of the projector . 2. Rotate the adjustable ring clockwise to raise the projector or counter clockwise to lower it. [...]

16 English Installation Adjusting the Projector ’ s Zoom / Focus Y ou may turn the zoom ring to zoom in or out. T o focus the im - age, rotate the focus ring until the image is clear .  SVGA/XGA/WXGA series: The projector will focus at dis - tances from 3.94 to 32.8 feet (1.2 to 10.0 meters). Adjusting Projection Image Size  SVGA/XGA series[...]

17 English Installation SVGA/XGA  This table is for user ’s reference only .  This table is for user ’s reference only . WXGA Diagonal length (inch) size of 4:3 Screen Screen Size W x H Projection Distance (D) Offset (Hd) (m) (inch) (m) (feet) Width Height Width Height wide tele wide tele (m) (inch) 30.00 0.61 0.46 24.00 18.00 0.98 1.17 3[...]

18 English User Controls Control Panel Control Panel & Remote Control / / Using the Control Panel POWER Refer to the “Power On/Off the Projector” section on pages 13-14. RE-SYNC Automatically synchronize the projector to the input source. Enter / Help / Conrm your item selection. Help Menu (only available when OSD menu is not shown). SOU[...]

19 English User Controls Remote Control Using the Remote Control Power Refer to the “Power On/Off the Projector” section on pages 13-14. L Button Mouse left click. R Button Mouse right click. Page + Use this button to page up. Page - Use this button to page down. Enter Conrm your item selection. Source Press “Source” to select an input s[...]

20 English User Controls Using the Remote Control Freeze Press “Freeze” to pause the screen image. Press this button again to unlock. A V mute Momentarily turns off/on the audio and video. VGA1 Press “VGA1” to choose VGA1-In/YPbPr sources. VGA2 Press “VGA2” to choose VGA2-In/YPbPr sources. Video Press “V ideo” to choose Composite vi[...]

21 English User Controls Using the HELP button The HELP function ensures easy setup and operation.  Press the “ / ” button on the control panel to open the Help Menu. / /[...]

22 English User Controls  Please refer to the “T roubleshooting” section on pages 64-68 for more details.  Help menu button functions only when no input source is detected.  If input source is detected and help button is pressed, the following pages will appear to help diagnose any problems.[...]

23 English User Controls[...]

24 English User Controls On-screen Display Menus The Projector has multilingual On-screen Display menus that allow you to make image adjustments and change a variety of settings. How to operate 1. T o open the OSD menu, press “Menu” on the Remote Control or Projector Keypad. 2 When OSD is displayed, use keys to select any item in the main menu.[...]

25 English User Controls Menu T ree EW635 OSD Menu Tree.xls Main Menu Sub Menu Settings Image Display Mode Brightness -50~50 Contrast -50~50 Sharpness 1~15 Color -50~50 Tint -50~50 Advanced Gamma Film / Video / Graphics / Standard 0~10 Color Temp. Warm / Medium / Cold Color Settings Color Space AUTO / RGB / YUV AUTO / RGB (0-255) / RGB (16-235) / Y[...]

26 English User Controls EW635 OSD Menu Tree.xls Main Menu Sub Menu Settings Setup Projector ID 0~99 Mute On / Off Volume Audio 0~10 Mic 0~10 Exit Audio Input Default / Audio1 / Audio2 Advanced Logo Default / Neutral / User Logo Capture Closed Captioning Off / CC1 / CC2 Exit Network Network State DHCP IP Address Gateway DNS Apply Yes / No Exit Opti[...]

27 English User Controls IMAGE Display Mode There are many factory presets optimized for various types of images.  Presentation: Good color and brightness from PC input.  Bright: Maximum brightness from PC input.  Movie: For home theater .  sRGB: Standardised accurate color .  Blackboard: This mode should be selected to achieve optim[...]

28 English User Controls Sharpness Adjust the sharpness of the image.  Press the to decrease the sharpness.  Press the to increase the sharpness. Color Adjust a video image from black and white to fully saturated color .  Press the to decrease the amount of saturation in the image.  Press the to increase the amount of saturation in the [...]

29 English User Controls IMAGE | Advanced Gamma This allows you to choose a degamma table that has been ne-tuned to bring out the best image quality for the input.  Film: for home theater .  Video: for video or TV source.  Graphics: for image source.  Standard: for PC or computer source. BrilliantColor™ This adjustable item utilize[...]

30 English User Controls Color Space Select an appropriate color matrix type from AUTO, RGB, RGB(0-255) (*) ,RGB(16-235) (*) or YUV . Input Source Use this option to enable / disable input sources. Press to enter the sub menu and select which sources you require. Press “Enter” to finalize the selection. The projector will not search for inputs [...]

31 English User Controls DISPLA Y Format Use this function to choose your desired aspect ratio. SVGA/XGA  4:3: This format is for 4×3 input sources.  16:9-I: This format is for 16×9 input sources, like HDTV and DVD enhanced for Wide screen TV . (576i/p)  16:9-II: This format is for 16×9 input sources, like HDTV and DVD enhanced for Wide[...]

32 English User Controls WXGA  4:3: This format is for 4×3 input sources.  16:9: This format is for 16×9 input sources, like HDTV and DVD enhanced for Wide screen TV .  16:10: This format is for 16×10 input sources, like widescreen laptops.  LBX: This format is for non-16x9, letterbox source and for users who use external 16x9 lens t[...]

33 English User Controls Edge Mask Edge mask function removes the noise in a video image. Edge mask the image to remove video encoding noise on the edge of video source. Zoom  Press the to reduce the size of an image.  Press the to magnify an image on the projection screen. H Image Shift Shift the projected image position horizontally . V Ima[...]

34 English User Controls 3D Mode  Off: Select “Of f” to turn 3D settings off for 3D images.  DLP Link: Select “DLP Link” to use optimized settings for DLP Link 3D images.  IR: Select “IR” to use optimized settings for IR-based 3D images. 3D Sync. Invert  Press the “On” to invert left and right frame contents.  Press t[...]

35 English User Controls SETUP Language Choose the multilingual OSD menu. Press or into the sub menu and then use the or key to select your preferred language. Press “Enter” to nalize the selection. Projection  Front-Desktop This is the default selection. The image is projected straight on the screen.  Front-Ceiling When selected, the [...]

36 English User Controls Menu Location Choose the menu location on the display screen. Screen T ype Choose the screen type from16:10 or 16:9. Projector ID ID denition can be set up by menu (range 0-99), and allow user control an individual projector by RS232. Refer to pages 74-78 for the complete list of RS232 commands. Mute  Choose the “On[...]

37 English User Controls SETUP | Signal (RGB) Automatic Automatically selects the signal. If you use this function, the Phase, frequency items are grayed out, and if Signal is not auto - matic, the phase, frequency items will appear for user to manually tune and saved in settings after that for next time projector turns off and on again. Phase Sync[...]

38 English User Controls SETUP | Security Security  On: Choose “On” to use security verication when the turning on the projector .  Off: Choose “Of f” to be able to switch on the projector without password verication. Security T imer Use thi s func tio n to set the how l ong (M onth /Day/H our) the proj ecto r can b e used. On c[...]

39 English User Controls  If the inc or rec t passwo rd is enter ed 3 tim es, the p rojec tor wi ll automat ica lly shut dow n.  If you have forgotten your password, please contact your local ofce for support.[...]

40 English User Controls SETUP | Advanced Logo Use thi s func tio n to set the de sired st ar tup s cree n. If chan ges ar e made t hey will ta ke effe ct the n ext tim e the pr ojec tor is powe red on.  Default: The default startup screen.  Neutral: Logo is not displayed on startup screen.  User: Use stored picture from “Logo Capture”[...]

41 English User Controls SETUP | Network Network State Display the network connection status. DHCP Use this function to select your desired startup screen. If you change the setting from one to another , when you exit the OSD menu, the new setting will take effect on next open.  On: Assign an IP address to the projector from an external DHCP ser[...]

42 English User Controls 1. T urn on DHCP to allow the DHCP server to automatically assign an ip address or keep DHCP of f to manually enter the network information 2. Then choose apply and press “ ” button to complete the conguration process. 3. Open your web browser and type in the projector ’s ip address to access the Crestron control p[...]

43 English User Controls Below is an example on how to do a quick network setup Ste p 1: Assign an ip address of 192.168.0.100 and subnet mask of 255.255.255.0. Step 2: Select apply and press enter to save the changes and then exit the menu. Step 3: T o open Network Connections, click Start , click Control Panel , click Network and Internet Connect[...]

44 English User Controls Crestron RoomView™ provides a central monitoring station for 250+ control systems on a single Ethernet network (more are possible, the number depends on the combination of IP ID and IP address). Crestron RoomView monitors each projector , including projector ’s online status, system power , lamp life, network setting an[...]

45 English User Controls 3. Edit Attribute 4. Edit Event For more information, please visit http://www .crestron.com & www .crestron.com/getroomview .[...]

46 English User Controls Source Lock  On: The projector will only search current input connection.  Off: The projector will search for other signals if the current input signal is lost. High Altitude When “On” is selected, the fans will spin faster . This feature is useful in high altitude areas where the air is thin. Information Hide [...]

47 English User Controls OPTIONS | Advanced Direct Power On Choose “On” to activate Direct Power mode. The projector will automatically power on when AC power is supplied, without pressing the “ ” key on the projector control panel or on the remote control. Auto Power Of f (min) Sets the countdown timer interval. The countdown timer will st[...]

48 English User Controls OPTIONS | Lamp Settings Lamp Hours Display the projection time. Lamp Reminder Choose this function to show or to hide the warning message when the changing lamp message is displayed. The message will appear 30 hours before suggested replacement of lamp. Brightness Mode  BRIGHT : Choose “BRIGHT” to increase the bright[...]

49 English User Controls Network Application System includes the Network Display System, Web Administration System and Multi-media Card Reader Application which can bring the high performance in network projection. Base on network protocol, user can congure the projector remotely . It supports to connect the PC with Projector by USB, Ethernet, a[...]

50 English User Controls 2 There are 3 options in this page. • Click “Download”, it displays the interface to download the soft - ware of “Network Display”. • Click “Crestron”, to enter the control page of Flash UI. • Click “Admin”, the log-in page shows up. 3. Enter the password and click [Login] button, and then main page is[...]

51 English User Controls Projector Control This selection gives you access to most of the settings available in the projector and the current conguration without having to be in the same room. Alert Setup • Alert T ype:This selection allows the admin to receive alerts when the projector is at fault. • SMTP setting and Email setting:This page[...]

52 English User Controls • IP Setup: Click “Obtain an IP address automatically” as auto mode; click “Use the following IP Address” as static mode, IP Ad - dress/Subnet Mask/Default Gateway/ DNS Server are required to be lled and then click “Apply” button. • DHCP Server Setup: Enable/Disable, Start IP , End IP , Subnet Mask, Defau[...]

53 English User Controls • Conference Control: Click “On” or “Off” to enable/disable confer - ence control mode. Click the following icons under “Play Control” • : Click to disconnect host PC. • : Click to switch session to background. • : Click to change display region. Crestron RoomV iew This is the control page of Flash UI. C[...]

54 English User Controls Click “T ools”, the following items are included: • Crestron Control: the basic network information of the control system device. • Projector: the ID of each projector in a building for Administrator to control. • User Password: change user ’s password. • Default Language: set the default language. • DHCP: e[...]

55 English User Controls Click “Help” to inform administrator to do related protection or operation. Reset to Default Click “Apply” to reset system to the default settings. Click “Flash Upgrade” to upgrade the Firmware from USB disk, which has been inserted in projector . Reboot System Click “Reboot” to reboot system.[...]

56 English User Controls How to use Multi-media Card Reader Application The Card Reader application can display packaged images in a USB ash device. 1. Plugging the USB device into USB port of projector , source of Flash Drive is detected, and then USB Flash Devices Detection Screen is displayed. It supports 3 USB devices at the same time. 2. Pr[...]

57 English User Controls Press “Left” to back to the rightist at the same line; press “Right” to jump to next page; press “Up” to jump to previous page; press “Down” to jump to next page; press “Enter” into a picture, it will display picture auto t to the screen by retaining original size ratio. 2-1. Setup Menu When you highl[...]

58 English User Controls • : Slideshow On.  Right /Left key: Show the next/previous photo and keep slideshow .  Enter key: Show the controls bar .  Menu key: Show the projector menu. • : Slideshow off.  Up /Down key: Rotate +90/-90 degree.  Right /Left key: Show the next/previous photo.  Enter key: Show the controls bar .  [...]

59 English User Controls How to use the Optoma Presenter System Optoma Presenter application allows a pc host to present from USB and via network connection (wired or wireless). 1-1. Using Optoma Presenter via USB or Ethernet cable Connect the usb cable to the projector . A USB device will be seen in “my computer”. • Select “Optoma Presente[...]

60 English User Controls 1-2-2. Power on projector . / / 1-2-3. Connect to Mini WiFi USB Dongle SSID “Network Display” from your PC device. 1 2 3 1-2-4. Download and Install Optoma Presenter Software. 2. After installation in PC, double click the program of Optoma Pre - senter to enter main window . • : Connect and search network display . ?[...]

61 English User Controls 2-1. Click the button to enter Connect and Search Menu. 2-1-1. Enter IP address of projector , select the option “Directly”, and then click “Connect” button to enter log-in interface; or Click “Search” button to search the projectors on network and select projectors to connect. 2-1-2. Input “User type” and ?[...]

62 English User Controls larged or downsized by dragging the eight small black squares scattered on eight edges of the frame. 2-3. Click the button to select the language, Audio out and display the software information. 2-4. Click the button to control all the users and all the projec- tors connected to the same projector . • : Display range. •[...]

63 English User Controls • : For the other PCs. • : For the current PC. • : Options of display port in which the highlight one is the current status, click on one of them to change the display port. • : Disconnect the PC from a network display .  The quality of the image via network connection depends upon total bandwidth available in[...]

64 English Appendices No image appears on-screen  Ensure all the cables and power connections are correctly and securely connected as described in the “Installation” section.  Ensure all the pins of connectors are not bent or broken.  Check if the projection lamp has been securely installed. Please refer to the “Replacing the lamp”[...]

65 English Appendices 7. Click on “Show all devices”. Next, select “Standard monitor types” under the SP box; choose the resolution mode you need under the “Models” box. 8. V erify that the resolution setting of the monitor display is lower than or equal to UXGA (1600 × 1200).  If you are using a Notebook: 1. First, follow the steps[...]

66 English Appendices Image is out of focus  Make sure the lens cap is removed.  Adjust the Focus Ring on the projector lens.  Make sure the projection screen is between the required distance. See page 17. The image is stretched when displaying 16:9 DVD title  When you play anamorphic DVD or 16:9 DVD, the projector will show the best im[...]

67 English Appendices The projector stops responding to all controls  If p ossible, turn off the projector , then unplug the power cord and wait at least 60 seconds before reconnecting power .  Check that “Keypad Lock” is not activated by trying to control the projector with the remote control. Lamp burns out or makes a popping sound  [...]

68 English Appendices On Screen Messages  T emperature warning:  Fan failed:  Lamp warning:  Out of display range: If the remote control does not work  Check the operating angle of the remote control is within ±15° both horizontally and vertically of one of the IR receivers on the projector .  Make sure there are not any obstruc[...]

69 English Appendices Replacing the lamp The projector automatically detects the lamp life. When the lamp life is nearing the end of use, you will receive a warning message. When you see this message, please contact your local reseller or service center to change the lamp as soon as possible. Make sure the projector has been cooled down for at l ea[...]

70 English Appendices Lamp Replacement Procedure: 1. Switch of f the power to the projector by pressing the “ ” button. 2. Allow the projector to cool down for at least 30 minutes. 3. Disconnect the power cord. 4. Unscrew the one screw on the cover . 1 5. Lift up the cover . 2 6. Unscrew the two screws on the lamp module. 3 7. Lift up the lamp [...]

71 English Appendices  For widescreen resolution (WXGA), the compatibility support is dependent on Notebook/PC models.  120Hz input signals may be dependent on graphics cards support.  Please note that using resolu- tions other than native 800 x 1024 (SVGA), 1024 x 768 (XGA model), 1280 x 800 (WXGA model) may result in some loss o[...]

72 English Appendices Mode Resolution Anglog/Digital SVGA/ XGA WXGA H-Sync (KHz) V-Sync (Hz) XGA 1024 × 768 60.00 75 V V XGA 1024 × 768 68.70 85 V XGA 1024 × 768 - 120 V 1 152 × 864 - 60 V 1 152 × 864 - 70 V 1 152 × 864 - 75 V 1 152 × 864 - 85 V 1 152 × 870 - 75 V V HD720 1280 x 720 - 50 V HD720 1280 x 720 - 60 V HD720 1280 x 720 - 75 V HD7[...]

73 English Appendices Video Compatibility Computer Compatibility Mode Resolution V -Sync (Hz) H-Sync (KHz) MAC LC 13” 640 × 480 66.66 34.98 MAC II 13” 640 × 480 66.68 35.00 MAC 16” 832 × 624 74.55 49.73 MAC 19” 1024 × 768 75 60.24 MAC 1152 × 870 75.06 68.68 MAC G4 640 × 480 60 31.35 i MAC DV 1024 × 768 75 60.00 i MAC DV 1152 × 870 7[...]

74 English Appendices RS232 Pin Assignments RS232 Commands and Protocol Function List  RS232 shell is grounded. Pin no. Spec. (from projector side) 1 N/A 2 RXD 3 TXD 4 N/A 5 GND 6 N/A 7 N/A 8 N/A 9 N/A 1 2 3 4 5 6 7 8 9[...]

75 English Appendices RS232 Protocol Function List Baud Rate : 9600 Data Bits: 8 Parity: None Stop Bits: 1 Flow Control : None UART16550 FIFO: Disable Projector Return (Pass): P Projector Return (Fail): F 1. There is a <CR> after all ASCII commands. 2. 0D is the HEX code for <CR> in ASCII code. XX=00-99, projector's ID, XX=00 is fo[...]

76 English Appendices ----------------------------- --------------------------------------- ------------------------------------------ ----------------------------------------------------- -------------------------------------------------------- ~XX45 n 7E 30 30 34 34 2 0 a 0D Color (Saturation ) n = -50 (a=2D 35 30) ~ 50 (a=35 30) ~XX44 n 7E 30 30[...]

77 English Appendices ----------------------------- --------------------------------------- ------------------------------------------ ----------------------------------------------------- ------------------------------------- ------------------- ~XX80 1 7E 30 30 38 30 20 31 0D Mute On ~XX80 0 7E 30 30 38 30 20 30 0D Off ( 0/2 for backward compatib[...]

78 English Appendices ----------------------------- --------------------------------------- ------------------------------------------ ----------------------------------------------------- ------------------------------------- ------------------- SEND from projector auto matically ----------------------------- --------------------------------------[...]

79 English Appendices  Please note that damage resulting from incorrect installation will void the warranty . W all Mount Installation 1. T o prevent damage to you r projector , please use the Optoma ceiling mount. 2. If you wish to use a third party ceiling mount kit, please ensure the screws used to attach a mount to the projector meet the [...]

80 English Appendices Optoma Global Ofces For service or support please contact your local ofce. USA 3178 Laurelview Ct. 888-289-6786 Fremont, CA 94538, USA 510-897-8601 www .optomausa.com services@optoma.com Canada 2420 Meadowpine Blvd., Suite #105 888-289-6786 Mississauga, ON, L5N 6S2, Canada 510-897-8601 www .optoma.ca services@optoma.com [...]

81 English Appendices Benelux BV Randstad 22-123 +31 (0) 36 820 0253 1316 BW Almere +31 (0) 36 548 9052 The Netherlands www .optoma.nl Latin America 3178 Laurelview Ct. 888-289-6786 Fremont, CA 94538, USA 510-897-8601 www .optomausa.com services@optoma.com Korea WOOMI TECH.CO.,L TD. 4F ,Minu Bldg.33-14, Kangnam-Ku, +82+2+34430004 seoul,135-815, KOR[...]

82 English Appendices Regulation & Safety Notices This appendix lists the general notices of your projector . FCC notice This device has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a r[...]

83 English Appendices Disposal instructions Do not throw this electronic device into the trash when discarding. T o minimize pollution and ensure utmost protection of the global environment, please recycle it. Operation conditions This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1. This devic[...]