Sony MHC-V73D Service Manual

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MHC-V73D6Sony CONFIDENTIALFor Authorized ServicerDESTINATION ABBREVIATIONSThe following abbreviations for model destinations are used in thisservice manual.• AbbreviationAR : Argentina modelAUS : Australian modelBR : Brazilian modelE4 : African modelE12 : 220-240 V AC area in E modelEA : Saudi Arabia modelLA9 : Latin-American modelMY : Malaysia modelRU : Russian modelDESTINATION SETTING METHODThe destination information isn’t written in the MOTHERBOARDboard for the service.The message “PLEASE SET DEST” is always displayed during sys-tem is turn on.Therefore, when the MOTHERBOARD board is replaced, be sure toperform the destination setting (Important work).Note 1: The initial setting destination of the MOTHERBOARD board forthe service is temporary set as “LATIN”. The message “DESTERR” is displayed on the screen display panel.Note 2: When distinguishing the destination of the product, refer to the“MODEL IDENTIFICATION” on page 5.Note 3: If destination setting isn’t performed, it is possibility to occur thedefect to each operation of this unit.Note 4: Destination would be locked if it has changed for 5 times.Procedure:1. Touch two touch keys of the [FIESTA] and [TUNING + >]simultaneously for 5 seconds during the demonstration mode.2. It enters the destination setting mode, the message“D XXXXX” is displayed on the screen display panel.Note 5: If the message “DESTLOCK” is displayed on the screen displaypanel, touch the [N] touch key to release from this mode. Becausethe destination is locked, and it cannot change the destination.3. Touch [TUNING + >] / [TUNING ― .] touch key to selectthe destination based on the set’s country.ScreendisplayDestinationcodeCountry“D ASIA ” SP6, TH1 Southeast Asia countries“D INDIA ” E12 India“D ME AFC ” E3, E93, E4,SA2, EA3 Middle East & Africa countries“D OCEANI ” AU1 Australia & New Zealand“D JAPAN ” J1 Japan“D BRAZIL ” BR1 Brazil“D N AME ” UC2, CA2 America & Canada“D LATIN ” LA9, AR2 Central & South Americacountries (except Brazil)“D RUSSIA ” RU1 Russia & CIS country“D EUROPE ” CEL, CEK Europe countries(except CIS country)4. Touch [N] touch key to confirm the selection.5. “RESET” appears on the screen display panel. After that,“SONY” appears on the screen display panel. The systemautomatically turn on and off once. Please be sure that thesystem stay at demo mode finally before switch off the powersupply.6. Mode in “MODEL, DESTINATION AND VERSION DISPLAYMODE” on page 26 again to confirm on the model & destination.NOTE OF REPLACEMENT OF THE SENSOR BOARDWhen the SENSOR board is defective, exchange the TOP PANELASSY SERVICE (V73D).NOTE OF REPLACEMENT OF THE MS-476 BOARDWhen the MS-476 board is defective, exchange the entireLOADING COMPLETE ASSY (T).TEST DISCSUse following TEST DISC when this unit confirms the operationand checks it.• For CDPart No. Description3-702-101-01 DISC (YEDS-18), TEST4-225-203-01 DISC (PATD-012), TESTJ-2501-307-A DISC (HLX-A1), TEST• For DVD SL (Single Layer)Part No. DescriptionJ-6090-069-A DISC (HLX-503), TEST (NTSC)J-6090-088-A DISC (HLX-504), TEST (NTSC)J-2501-305-A DISC (HLX-513), TEST (NTSC)J-6090-077-A DISC (HLX-506), TEST (PAL)• For DVD DL (Double Layer)Part No. DescriptionJ-6090-071-A DISC (HLX-501), TEST (NTSC)J-6090-089-A DISC (HLX-505), TEST (NTSC)J-2501-306-A DISC (HLX-514), TEST (NTSC)J-6090-078-A DISC (HLX-507), TEST (PAL)RELEASING THE DISC TRAY LOCKThe disc tray lock function for the antitheft of sample disc in theshop is equipped.It can release the lock function in the following procedure.Releasing Procedure:1. Press the [1] button to turn the power on.2. Touch the [FUNCTION] touch key to turn the DVD/CD func-tion.3. Touch [MEGA BASS] and [VOCAL FADER/VOICECHANGER] touch keys simultaneously for three seconds.4. The message “UNLOCKED” is displayed on the screen displaypanel and the disc tray is unlocked.Note: When “LOCKED” is displayed on the screen display panel, thedisc tray lock is not released by turning the power on/off with the[1] button.IF ERROR CODE AND “CHECK MANUAL” FLASHES ONTHE DISPLAYSee the following table for the corrective action.Error code Corrective action“PROTECT2” Contact your nearest Sony dealer.“PROTECT3”/“PROTECT4”/“PROTECT6”Immediately unplug the AC power cord(mains lead), and check if anything isblocking the ventilation openings of the unit.After you have checked and found noproblems, reconnect the AC power cord(mains lead), and turn on the system.If the issue persists, contact your nearest Sonydealer.