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A good user manual
The rules should oblige the seller to give the purchaser an operating instrucion of Kenwood DPX502U, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.
What is an instruction?
The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Kenwood DPX502U one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.
Unfortunately, only a few customers devote their time to read an instruction of Kenwood DPX502U. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.
What should a perfect user manual contain?
First and foremost, an user manual of Kenwood DPX502U should contain:
- informations concerning technical data of Kenwood DPX502U
- name of the manufacturer and a year of construction of the Kenwood DPX502U item
- rules of operation, control and maintenance of the Kenwood DPX502U item
- safety signs and mark certificates which confirm compatibility with appropriate standards
Why don't we read the manuals?
Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Kenwood DPX502U alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Kenwood DPX502U, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Kenwood service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Kenwood DPX502U.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the Kenwood DPX502U item, and its use of respective accessory, as well as information concerning all the functions and facilities.
After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.
Table of contents for the manual
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Page 1
DUAL DIN SIZED CD RECEIVER DPX502U DPX502UY INSTRUCTION MANUAL © B64-3829-00/00 (EW/E2W) B64-3829-00_00.Indd 1 B64-3829-00_00.Indd 1 07.5.8 9:21:47 AM 07.5.8 9:21:47 AM[...]
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Page 2
2 | English Con tents Safety precautions 3 Notes 4 General featur es 7 Pow er Selecting the Source Volume Attenuator System Q Audio Control Adjusting the detail of Audio Contr ol Audio Setup Speaker Setting Subwoofer Output TEL Mute Switching Display T uner f eatures 13 T uning Direct Access T uning Station Pr eset Memor y Auto Memory Entr y Pr ese[...]
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Page 3
English | 3 Safety precautions 2 W ARNING T o prev ent injury or fire, take the f ollowing precautions: • T o prevent a short circuit, never put or leave an y metallic objects (such as coins or metal tools) inside the unit. • Do not watch or fix your ey es on the unit ’ s display when you are driving for an y extended period. • Mounting and[...]
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Page 4
4 | English Notes • If you experience problems during installation, consult your Kenwood dealer . • When you pur chase optional accessories, check with your Kenwood dealer to make sure that they work with your model and in your area. • The RDS f eature won ’t work where the service is not supported by any broadcasting station. • The chara[...]
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Page 5
English | 5 About Audio file • Playable Audio file AAC-L C (.m4a), MP3 (.mp3), WMA (.wma), W AV (.wav) • Playable disc media CD-R/R W/ROM • Playable disc file forma t ISO 9660 Level 1/2, Joliet, Romeo, L ong file name. • Playable USB device USB mass storage class, iP od with KCA-iP200 • Playable USB device file sy stem F A T16, F A T32 Al[...]
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Page 6
6 | English Notes Handling CDs • Do not touch the recor ding sur face of the CD . • Do not stick tape etc. on the CD , or use a CD with tape stuck on it. • Do not use disc type accessories. • Clean from the cent er of the disc and move outward. • When removing CDs fr om this unit, pull them out horizontally . • If the CD center hole or [...]
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Page 7
English | 7 General fea tures Powe r T urning ON the P ower Press the [SRC] button. ⁄ • When the power is ON, the <Security Code> (page 25) is displayed as "CODE ON" or "C ODE OFF" . T urning OFF the P ower Press the [SRC] button for at least 1 sec ond. Selecting the S ource Press the [SRC] button. Source required Disp[...]
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Page 8
8 | English General fea tures Attenua tor T urning the volume down quickly . Press the [ A T T ] button. Each time you press the button, the Attenuat or turns ON and OFF . When the Attenuator is ON, the " A T T" indicator blinks. V olume Increasing V olume T urn the [VOL] k nob clockwise. Decreasing V olume T urn the [VOL] k nob countercl[...]
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Page 9
English | 9 Adjusting the detail of A udio Con trol Among the Basic Audio items, y ou can adjust the Bass level, Middle level, and Treble lev el in detail. 1 Select the Basic Audio item Select the desired item to be set in detail from followings; • Bass level • Middle level • T reble level F or how to select Basic Audio items, see <Audio C[...]
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Page 10
10 | English General fea tures Subw oofer Output T urning the Subwoof er output ON or OFF . Push the Contr ol knob toward down for a t least 2 seconds. Each time you push the knob, Subwoofer output switches ON and OFF . When it is ON, "SW ON" is displayed. Audio Setup Setting the Sound system, such as Cross over Network. 1 Select the sour[...]
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Page 11
English | 11 TEL Mute The audio system automatically mutes when a call comes in. When a call comes in "CALL " is displayed. The audio system pauses. Listening to the audio during a call Press the [SRC] button. The "CALL " display disappears and the audio system comes back ON. When the call ends Hang up the phone. The "CALL [...]
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Page 12
12 | English General fea tures Switching Displa y Changing the information display ed. Press the [DISP] button. Each time the button is pressed the display switches as shown below . In T uner source Information Display Progr am Ser vice name or Fr equency (FM) "FREQ/PS" Radio text, Progr am Ser vice name or Fr equency (FM) "R- TEXT&q[...]
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Page 13
English | 13 T uner featur es T uning Selecting the station. 1 Select tuner source Press the [SRC] button. Select the " TUNER" display . 2 Select the band Push the Contr ol knob towards [FM] or [ AM]. Each time you push the knob toward [FM], it switches between the FM1, F M2, and FM3 bands. 3 T une up or down band Push the Contr ol knob t[...]
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Page 14
14 | English T uner featur es F unction of remote control Direct Acc ess T uning Entering the frequency and tuning. 1 Select the band Press the [F M] or [AM] button. 2 Enter Direct Ac cess T uning mode Press the [DIRECT ] button on the remote control. "– – – –" is displayed. 3 Enter the frequency Press the number buttons on the r [...]
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Page 15
English | 15 RDS featur es T raffic Information Changing to traffic information automatically when a traffic bulletin starts even when you are not listening to the radio . Press the [TI] button. Each time you press the button, the Traffic information function turns ON and OFF . When traffic information is ON, "TI" indicator is ON. When a [...]
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Page 16
16 | English RDS featur es PTY (Progr am T ype) Selecting the Program T ype and searching f or a station. 1 Enter PTY mode Press the C ontrol knob. During PT Y mode the "PT Y" indicator is ON. ⁄ • This function cannot be used during a traffic bulletin or AM reception. 2 Select the Program Type Push the Contr ol knob towards up or down[...]
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Page 17
English | 17 Changing Language for PTY F unction Selecting the Program T ype display language. 1 Enter PTY mode Refer to <PTY (Program Type)> (page 16). 2 Enter Changing Language mode Press the [TI] button. 3 Select the language Push the Contr ol knob towards up or down. Each time you push the knob, the language alternates between the languag[...]
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Page 18
18 | English CD/USB device/A udio file/External disc control f eatures Playing CD & A udio file When a disc is inserted Press the [SRC] button. Select the "CD" display. ⁄ • When a CD is inserted, the "IN" indicator is ON. Pause and play Press the C ontrol knob. Each time you press the knob, the audio pauses or plays. Eje[...]
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Page 19
English | 19 Playing USB (iP od) devic e When the USB devic e is not connected Connect the USB device Playback of the file contained in the USB device starts. When the USB devic e is connected Select USB source Press the [SRC] button. Select the "USB" (or "iPod") display . ⁄ • For the audio files that can be pla yed with thi[...]
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Page 20
20 | English CD/USB device/A udio file/External disc control f eatures Music Search Switching between music contained in the disc or folder being played no w . Push the Contr ol knob towards [ 4 ] or [ ¢ ]. F unction of disc changer/ Audio file Disc Search/F older/Album Search Switching between folders/albums c ontained in the disc in the disc cha[...]
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Page 21
English | 21 T rack/File/Disc/F older Repeat Replaying the music, disc in the Disc changer or Audio file folder y ou are listening to . Press the [REP] button. Each time you press the button, the Repeat P lay alternates between the modes shown in the tables below . In CD & External disc source Repeat play Display T rack Repeat "TRAC REP&qu[...]
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Page 22
22 | English CD/USB device/A udio file/External disc control f eatures F unction of non-iPod and non-"Music Editor" file File Select 1 mode Select the target folder by tracing the hierarchical levels of folders . This is convenient when manag ing audio files by folder . 1 Enter File Select 1 mode Press the [F .SEL] button. Select the &quo[...]
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Page 23
English | 23 F unction of non-iPod and non-"Music Editor" file File Select 2 mode Select the target folder within the folders containing audio files. The f older which contains playable audio files is only displayed . 1 Enter File Select 2 mode Press the [F .SEL] button twic e. Select the "F-SEL2" display. Folder name displa y D[...]
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Page 24
24 | English Menu system Menu Sy stem Setting beep sound during operation, etc. functions. The Menu system basic operation method is explained here. The reference for the Menu items and their setting content is after this operation explanation. 1 Enter Menu mode Press the [MENU] button f or at least 1 second. "MENU" is displayed . 2 S ele[...]
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Page 25
English | 25 In Standby mode Security Code Activating the Security Code disables the usage of audio unit by someone else. Once the Security Code is activated, the entry of authorized Security Code is requir ed to turn on the audio unit when it is removed fr om the vehicle. Indication of this Security Code activation prevents your pr ecious audio un[...]
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Page 26
26 | English Menu system In Standby mode Synchr onize Clock Synchronizing the RDS station time data and this unit’ s clock. Display Setting "SYNC ON" Synchr onizes the time. "SYNC OFF" Adjust the time manually . ⁄ • It takes 3 to 4 minutes to synchronize the clock. Display Illumination C ontr ol This function turns off the[...]
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Page 27
English | 27 In Standby mode Built-in Amp Setting Controlling the built-in amplifier . T urning OFF this control enhances the pr eout quality. Display Setting " AMP ON" The built-in amplifier activat es. " AMP OFF" The built-in amplifier deactivat es. In Audio file source Supreme Setting When AAC, MP3 or WMA files encoded at a l[...]
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Page 28
28 | English Menu system AF (A lternative F requency) When the reception is poor , automatically alternate to another frequency broadcasting the same program in the same RDS network with better reception. Display Setting " AF ON" The AF function is ON. " AF OFF" T he AF function is OFF . When the AF function is ON, the "RDS[...]
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Page 29
English | 29 Auto TP Seek When the TI function is ON and the reception is poor while listening to a traffic information station, another traffic information station with better reception will be searched f or automatically . Display Setting " A TPS ON" The Auto TP Seek Function is ON. " A TPS OFF" The Aut o TP Seek Function is O[...]
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Page 30
30 | English Menu system In Standby mode CD Read Setting When there is a problem with playing a CD with special format, this setting plays the CD b y force . Display Setting "CD READ1" Play CD and Audio file. "CD READ2" Play CD by force . ⁄ • Some music CDs may not play even in the "CD READ2" mode. Other than Stand[...]
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Page 31
English | 31 In Standby mode Firm ware v ersion display Displaying the firmwar e version with the unit. 1 S elect the firmware v ersion display mode Push the Contr ol knob towards up or down. Select the "F/W VER" display . 2 Display the firmware v ersion Push the Contr ol knob towards right or left. In Standby mode Demonstration mode Sett[...]
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Page 32
32 | English Basic Operations of r emote contr ol Loading and Replacing the battery Use two " AA "/ "R6"-size batteries. Slide the cover while pr essing downwards to remove it as illustrated . Inser t the batteries with the + and – poles aligned properly , following the illustration inside the case . 2 W ARNING • Store unuse[...]
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Page 33
English | 33 Audio C ontrol [A UD] button Selects the Audio item to be adjusted. [VOL] buttons Adjusts the Audio item. ⁄ • Refer to <Audio C ontrol> (page 8) for the operation method, such as the procedures f or Audio control and others operations. • The remote control can only select and adjust the Basic Audio item. Selecting and adjus[...]
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Page 34
34 | English Ac cessories/ Installation P rocedur e Ac cessories 1 ..........1 2 ..........2 3 ..........1 Installation Proc edure 1. T o prevent short circuits, remove the key from the ignition and disconnect the - terminal of the battery. 2. Make the proper input and output wire connections for each unit. 3. Connect the wire on the wiring harness[...]
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Page 35
English | 35 Connecting W ires to T erminals REMO.CONT P. C O N T ANT .CONT MUTE 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Battery wire ( Y ellow) Ignition wire (Red) FM/AM antenna input (JASO) Antenna Cord T o connect the Kenwood navigation system, consult your navigation manual. Wiring harness (Accessory 1 ) If no connections are made, do not let the wire [...]
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Page 36
36 | English Connecting W ires to T erminals Connector F unction Guide Pin Numbers for ISO Connectors Cable Colour Functions External Power Connector A-4 Yellow Batt er y A-5 Blue/White Power C ontrol A-6 Orange/White Dimmer A-7 Red Ignition (ACC) A-8 Black Earth (Ground) Connection Speaker Connector B-1 Purple Rear Right (+) B-2 Purple/Black Rear [...]
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Page 37
English | 37 Installing the Unit Installation Accessory 3 Fir ewall or metal suppor t Screw (M4X8) (commercially available) Self-tapping screw (commercially available) Metal mounting strap (commercially available) Bend the tabs of the mounting sleeve with a screwdriver or similar utensil and attach it in place. B64-3829-00_00.Indd 37 B64-3829-00_00[...]
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Page 38
38 | English Removing the Hard Rubber F rame (escutcheon) 1 Engage the catch pins on the removal tool 2 and remove the two locks on the lower level . L ower the frame and pull it forward as shown in the figure. 2 When the lower level is removed , remove the upper two locations. • The frame can be removed from the top side in the same manner . Rem[...]
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Page 39
English | 39 T roubleshooting Guide Some functions of this unit may be disabled by some settings made on this unit. ! Cannot switch to A ux source. ▲ • AUX is not turned on. ☞ <Built-in Auxiliary input Setting> (page 30) • AUX cannot be used when the KCA-iP200 is connected. ! • Cannot set up the subwoofer . • Cannot set up subwoof[...]
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Page 40
40 | English T roubleshooting Guide The messages shown belo w display your systems condition. EJEC T: • No disc magazine has been loaded in the changer . The disc magazine is not completely loaded. • No CD in the unit. NO DISC: No disc has been loaded in the disc magazine. TOC ERR: • No disc has been loaded in the disc magazine. • The CD is[...]
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Page 41
English | 41 FM tuner section Fr equency range (50 kH z space) : 87.5 MH z – 108.0 MHz Usable sensitivity (S/N = 26dB) : 0.7 μV /75 Ω Quieting Sensitivity (S/N = 46dB) : 1.6 μV /75 Ω Fr equency response (±3.0 dB) : 30 H z – 15 kHz Signal to Noise ratio (MONO) : 65 dB Selectivity (DIN)(±400 kH z) : ≥ 80 dB Stereo separation (1 kHz) : 35 [...]
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B64-3829-00_00.Indd 42 B64-3829-00_00.Indd 42 07.5.8 9:22:03 AM 07.5.8 9:22:03 AM[...]
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B64-3829-00_00.Indd 43 B64-3829-00_00.Indd 43 07.5.8 9:22:03 AM 07.5.8 9:22:03 AM[...]
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B64-3829-00_00.Indd 44 B64-3829-00_00.Indd 44 07.5.8 9:22:03 AM 07.5.8 9:22:03 AM[...]