DTS DTS-6 Průvodce řešením problémů

DIGITAL THEATER SYSTEMS, INC.Digital Sound For MoviesDTS-6 /-6D System TestingAndTroubleshootingAugust 1999 Digital Theater Systems, Inc.5171 Claret

10SYSTEM TROUBLESHOOTING1. (continued). Movie not playing in DTS digital sound, CP (cinema processor) won’t switch to DTS format.*Is CP in the cor

11SYSTEM TROUBLESHOOTING2. (continued) DTS digital movie defaulting to optical (analog) and not staying in digital.• If the reader’s green LED is s

12SYSTEM TROUBLESHOOTING6. Sound not in sync with picture.*Turn off the DTS player until the audience leaves. Get the DTS numbered leader. Thread

13SYSTEM TROUBLESHOOTING12. Noise, distortion, and other sound anomalies.*Apparent in optical as well? Not a DTS player problem.• Turn off all amps

14SYSTEM TROUBLESHOOTING13. Channel output too low/high and won’t adjust.*Apparent in optical as well? Not a DTS player problem. Are all the amps

15SYSTEM TROUBLESHOOTING17. Volume too loud / soft.If the overall volume is too loud/soft: Adjust fader pot on CP. Do not adjust DTS player trim p

16SYSTEM TROUBLESHOOTING20. No Subwoofer.*Verify the subwoofer amp is powered on.*Use the DTS Setup disc to verify DTS subwoofer output.*On a CP65,

17DTS-6 /-6D UNIT TROUBLESHOOTINGWhen making any repairs to the DTS player, be sure to update the TCR firmware (U14 on the D422 board).1. DRIVE PRO

18DTS-6/D TROUBLESHOOTING7. WON’T BOOT / LOAD• Verify drive assignments and that each drive is spinning.• Verify that the ROM-DOS chip is programmed

19Replacing CD-ROM DrivesWe have used only two manufacturers of CD-ROM drives, Toshiba and TEAC. Do not substitute with anyother manufacturer. Onl

2TABLE OF CONTENTSPageDTS System Test ………………………………………………………………..… 3 – 570mm Failsafe Test ……………………………………………………………….. 6DTS Test Discs (history) ……………

20REPLACING CD-ROM DRIVESAddress the TEAC drives for their location.DTS-6D DTS-6 Termination programmedTEAC 16X Drive A: Jumper 2, 4, 6 Jumper 2, 4,

21DRIVE “A”DRIVE “A”DRIVE “B”DRIVE “B”DRIVE “C”DRIVE “C”*See note*See note*If you have a 2 drive unit:Place jumper over “TERM”on drive B, otherwise us

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26BLINKING TIMECODE READER LEDThe timecode reader LED should remain bright and not flash more than a few times a minute. Excessiveflashing indicat

27BLINKING TIMECODE READER LEDFilm Instability, continued• Gently squeeze the edges of the film between two fingers as it enters the reader, pull b

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29 DTS-6 (2-drives) 35mm / 70mm System Parts ListD431-00 Logic break-out board (generic, Dolby CP50, CP100, Odyssey system)D490-00 Logic break-out

3DTS-6/6D System TestTools Required** RTA (real time analyzer) and pink noise card. Necessary to adjust EQ in “B” chain.** SPL meterProjector Spee

30DTS-6D (3-drives) 35mm / 70mm System Parts ListD564 Logic break-out board (Dolby CP65)D565 Logic break-out board (Dolby CP55, “generic”)D567 Int

31Replacement Parts ListReplacement Parts common to both the DTS-6 and DTS-6D6303-0001-00 CD-ROM drive cleaning disc2201-SW0D-02 Power supply module

32HOW TO CONTACT DTSTechnical AssistanceOn-Line Send email to [email protected] Business hours are from 8:30am until 5:30pm PDT.

4DTS SYSTEM TEST6. Index Switch. A small black momentary push button switch located below the TIMECODE HEADOFFSET switches (behind the plate and un

5DTS SYSTEM TEST13. Unblock the timecode. Once the cinema processor automatically returns to a digital format, go intothe theater and listen to the

6DTS 70mm Fail-safe TestNOTE: If using one DTS-6D unit, there is no fail-safe or fall-back available on this type of system. Ifusing two DTS-6D un

7DTS TEST DISCSBelow is a list of all the test discs released by DTS. Some of these test discs are obsolete and should nolonger be used. In most c

8DTS EMPIRICAL TEST DISCTests #1 through #35 will play automatically. For a specific test, wait for the announcement, then select the desired test

9DTS SYSTEM TROUBLESHOOTING1. Movie not playing in DTS digital sound, CP (cinema processor) won’t switch to DTS format.Is the SYSTEM light blink