Sunday, November 01, 2015

SONY BDP-S780 SERVICE MODE AND POWER TROUBLE SHOOTING

SONY BDP-S780 

SERVICE MODE AND POWER TROUBLE SHOOTING 

SERVICE MODE 
Enter Service Mode
[OPTION 1]
The set disconnect AC, and Push front panel key ([OPEN/CLOSE] + [PLAY] + [STOP]) and AC IN
The keys will be released if the character of "SERVICE" displays on a front panel display.
After that, the screen in service mode is displayed on a monitor.
Control via Remote Controller
[OPTION 2]
Connect the set to AC, and wait initialization cycle complete (FLD will show “wait.. Wait..” for about 10s)
Use Sony BDP remote controller, key in the following SIRCS code.
[DISPLAY] -> [ 0 ] -> [ 2 ] -> [ 1 ] -> [SUBTITLE]
While sending of SIRCS code, wait time between each key code could not send later then 3 second.
If 3 second waiting is exceeded user have to re-key in the SIRCS code.
If SIRCS enter is successful, set will auto boot up and FLD will display SERVICE. The screen of service mode is displayed on a monitor. Control via Remote Controller
Factory Initialize
Outline:
Return all of the player setting to their factory defaults.
(Window 1) select initialize.
Operation

When you return a set to the factory defaults, push [1] on this screen.
[ENT] Start Factory Initialize
[RET] Return to Service Top Menu.
(Window 2)
It is a screen of the end of initialization.
[RET] Return to Service Top Menu.
Please disconnect AC power supply, and connect AC again.
- The operation of other service mode menu can be continued.
Front Panel Display:
Initialize
SETTING
Initialize OK
INIT-OK (window 2)
Initialize NG
INIT-NG
In case of BU assy replacement:
1. OP related data for new assy is controlled by BU factory
2. All of data is recorded into a barcode label
3. The label is put on the assy
4. Service parts will be followed
5. In service, the data should be read out from problem assy
6. The read data should be saved to new assy
Fact finding:
1. The label is “DATA MATRIX” format
2. The number of data is 91 words
3. The method of reading and saving is required when BU and main board are replaced.
New service method
1. All of BU data on the barcode label is shot by digital camera in order to make a JPEG file of BU data.
2. Application software in the PC makes digital data from JPEG file.
3. The converted data is stored to USB memory.
4. The USB memory is connected to BDP 6G unit.
5. In service mode, there is a command to save the data from USB memory to board memory.
Shoot the barcode Format is JPEG.
Application Software Data convert from JPEG TEXT.
Save the TEXT data.
USB device is connected symbol on the rear unit, and the TEXT data as new data is loaded to unit by service mode.
Description: BDPRdec.exe
When instruction to PC, password is required.
The password will be supplied to only service HQ, and service center name, q’ty and all of software registered information should be maintained by service HQ, and Video will ask to report the registration information.
Checking the power supply
Check the output voltages from the power supply block. CN301 pin 1: +12V (UNSW12V) CN301 pin 2: +12V (UNSW12V) CN301 pin 3: +12V (FE_UNSW12V) > Check that the harness has been inserted properly. If there is no problem, replace the power supply block.
Check the fuses Have any of the below fuses blown? MB board: PS301, PS302 PS1201 > Replace blown fuses Replace the MB board if there is no improvement
Check the following power control signals while the power is ON PCONT_CORE: MB board R327 PCONT2: MB board R1236 PCONT3: MB board R305,R307,R309,R343 ATA_PCONT: MB board R376
Failure of the power supply IC replace the IC. Replace the MB board if there is no improvement.
TEST DISC FOR THE PLAYER 
Part No.
Description
Layer
J-6090-199-A
BLX-104
Single Layer
J-6090-200-A
BLX-204
Dual Layer
J-2501-307-A
CD (HLX-A1)

J-2501-305-A
HLX-513
Single Layer (NTSC)
J-2501-306-A
HLX-514
Dual Layer (NTSC)
J-6090-077-A
HLX-506
Single Layer (PAL)
J-6090-078-A
HLX-507
Dual Layer (PAL)

Operation and Display
Check Items
1) BLX-104
1. Select 23.976Hz/1080p
2. Play “4.Motion pictures”
3. Check whether player can play back or not
4. Check each outputs
Video:
Composite/component/HDMI
Audio:
Digital out (Coaxial/Optical)/Audio out/5.1Ch output
* When 1080/24p monitor is nothing, 1080i (59.94Hz or 50Hz) can use instead of 1080/24p.
However this is temporary correspondence.
2) BLX-204
1. Select 1080i (59.94Hz or 50Hz)
2. Play “4.Motion pictures”
3. Check whether player can play back or not
(Check the picture and sound output)
3) CD (HLX-A1)
Check whether player can play back or not
(Check the sound output)
4) HLX-513/514 (NTSC), HLX-506/507 (PAL)
1. After displayed Main Menu, select “1.Video”
2. Play “1.Color Bar 100%”
(Check the picture and sound output)
3. Return to Menu
4. Play “Demonstration 4:3” or “5.Demonstration 16:9”
(Check the picture and sound output)
COMBITABLE REMOTE FOR THE PLAYER
RMT-B112A/B112C/B117A/B112P