Furman Sound MS2A-1 инструкция обслуживания

Fur man Sound, Inc . 1997 South McDowell Blvd. Petaluma, CA 94954-6919 U.S.A. Phone: (707)763-1010 Fax: (707) 763-1310 ww w .fur mansound.com E-mail: inf o@fur mansound.com MS Series Confidence Monitoring System Owner ’ s Manual 1-0126 960144-3050[...]

2 T able of Contents Introduction .............................................................................................. 3 Package Contents .................................................................................... 3 Product Description ............................................................................... 3 Setup and Gui[...]

3 Introduction Thank you f or p urchasing a Fur man MS Series “Confidence” Monitor System . W e are confident you will be pleased with the confidence your MS Series monitor will give you about your audio and video signals! Under nor mal operating conditions, this product will provide reliab le, long-ter m perfor mance without maintenance. A man[...]

4 Setup and Guided T our Ope ration of the MS Series is basic and straightforwar d. The controls and ope ration are mostly intuitiv e and self-explanato r y , but are discussed here in detail to allow any user to oper ate it successfully. Install the unit in its rack and connect the external power supply to the 5-pin DIN DC POWER INPUT connector on[...]

5 Digit al Audio Monitoring On MS Series units equipped for digital audio , stereo digital signal(s) may be connected via the rear panel BNC connector(s) labeled AES1 , and, i f present, AES2 . On ly one connector is needed per stereo signal. The digital input(s) confor m to the AES/EBU 75 ohm/BNC (AES-3id-1995) standard. Another standard, S/PDIF 7[...]

6 System V erification The procedure below is the same Final T est perfo r med on MS Series units at the factor y . Assuming there has been no apparent damage in shipment, it is not necessary to r epeat it. How ever , it ma y be desirable to perfo r m it as an initial confir mation of pr oper operation, as a periodic perf or mance chec k, or whene [...]

7 7. The LED DIMMER control comes set for full display brightneess when shipped but can be adjusted to suit the monitoring facilities needs so as not to be distracting if a less than fully bright meter display is desired. Note: The level meter brightness CANNOT be adjusted to “Full Off.” This is to avoid possible operator error and wasted troub[...]

8 17. ( F or non-video units only. ) V ar y the BALANCE control fr om left to right and verify that the test signal moves from the left speaker to the right speaker (and left headphone channel to right headphone channel), following the slider’s motion. This concludes the basic system che ck-out of the product, and it is no w ready for in-rac k pl[...]

9 Figure 3 MS2ADV-1 Front View Figure 4 MS2ADV-1 Rear View 0 +6 -6 R L SIG SIG VIDEO INPUT ANALOG OUTPUTS GAIN TRIM AES 1 SIG SIG SIG ANALOG INPUTS CH 2 CH 1 CHASSIS GROUND DC POWER INPUT 0 +6 -6 R L SIG SIG ANALOG OUTPUTS GAIN TRIM AES 2 AES 1 SIG SIG SIG SIG SIG SIG ANALOG INPUTS CH 4 CH 3 CH 2 CH 1 CHASSIS GROUND DC POWER INPUT Figure 1 MS4AD-1 [...]

10 Figure 4 System Flow Chart[...]

11 Inputs Outputs Analog audio: 2 (or 4) each female balanced XLR CMRR: >90 dB, 20 Hz to 20 kHz Differential Input Impedance: 24 k Ω Maximum Input Level: +25 dBu Signal present indicator: -20 dBu sensitivity Digital audio: 1 (or 2) each BNC, AES/EBU (if present) Resolution: 24 bit Sampling Frequency: 16 kHz to 96 kHz Oversampling: 8X Internal [...]

12 Speakers Specifications subject to change without notice T ype: 2 each, 1.5" x 2.75" full range, acoustically tuned with chassis damping. Each channel driven by 20 W att amplifier . Output: 87 ±6 dB SPL at 1 meter , 150 Hz to 16 kHz Magnetically shielded Front Panel: V olume Balance (non-video units only) VU/PPM Select Speaker Mute +4[...]