Sony KDL-40HX750 / KDL-46HX750 / KDL-55HX750 Service Manual ▷ View online
KDL-40/46/55HX750(CH)
81
ADJUSTMENT
VCOM ADJUSTMENT
Note: Please execute this adjustment if necessary.
1) Change Data of “VPC” service mode.
a. Select
“002 VCOM”
category by pressing “2 / 5” on remote.
b. Select “000 ENABLE” item by pressing “1 / 4” on remote.
c. Change ENABLE from “0” to “1” to enable VCOM adjustment.
VPC
SERVICE
002
VCOM
000
ENABLE 0
d. Select
“002 VCOM”
category by pressing “2 / 5” on remote.
e. Select “001 ADJUST” item by pressing “1 / 4” on remote.
f. Change data by pressing “3 / 6” on remote controller.
g. Finish the adjustment when the picture seems OK.
Attention:
-Every time the data changed by pressing “3 / 6” Key, the VCOM pattern will display for 5s and in the mean time OSD will disappear, After the 5s period, VCOM pattern
-Every time the data changed by pressing “3 / 6” Key, the VCOM pattern will display for 5s and in the mean time OSD will disappear, After the 5s period, VCOM pattern
will disappear and OSD will display again.
The 5s time can be adjust by data change.
The 5s time can be adjust by data change.
-If pressing the “3/6” key again during the 5s period, the VCOM pattern display time will be extended to another 5s.
VPC
SERVICE
002
VCOM
001
ADJUST 64
KDL-40/46/55HX750(CH)
82
ADJUSTMENT
SET TO SHIPPING CONDITION
How to do shipping condition.
a. Move to “Digital” service mode.
Press “8” on remote.
It shows green “
SERVICE
” changes to green “
RST-
”.
Press “mute” on remote.
Added green “
EXE
” after green “
RST-
” .
d. Press “0” on remote. Green “
EXE-RST
” changes to red “
EXE-RST
”. It indicate writing is processing.
After a while, red “
EXE-RST
” changes to green “
SERVICE
”.
And all LED lights.
Writing process is done at this point.
<Another way>
You can set to shipping condition w/o entering Service Mode.
-> “Cursor Up” on remote + “Power Key” on Front panel.
TIMER
Standby
POWER
KDL-40/46/55HX750(CH)
83
PROCEDURR TO SET RS232C PROTOCL (FOR HOTEL MODEL)
Note: Be sure to perform the following operation after replacing the BAP board.
Change Data of “Digital” service mode.
a. Select
“002 MODEL”
category by pressing “2 / 5” on remote.
b. Select “004 SHIP CONFIRM” item by pressing “1 / 4” on remote.
c. Enter to “SHIP_CONFIRM” by pressing “0” on remote.
d. Enter to Product Code input menu by pressing “Enter” on remote.
e. Input 8 digit of Product Code by pressing “1”~”9” then “Enter” on remote.
*Refer to the APPENDIX-2 for the Product Code.
f. Confirm the completion of the process.
*Refer to the APPENDIX-2 for the Error Code (Result : 0xXXXX)
g. If you get error code at STEP ’f’, go to STEP ‘a’
ADJUSTMENT
DIGITAL SERVICE
002 MODEL
004 SHIP_CONFIRM ‐‐‐
004 SHIP_CONFIRM ‐‐‐
DIGITAL (MODEL) SERVICE
Confirmation for Shipping
DIGITAL (MODEL) SERVICE
Confirmation for Shipping
Current ProductCode
P________
Please input 8 digit ProductCode
(00000000‐99999999)
P________
P________
Please input 8 digit ProductCode
(00000000‐99999999)
P________
DIGITAL (MODEL) SERVICE
Confirmation for Shipping
Current ProductCode
P________
Please input 8 digit ProductCode
(00000000‐99999999)
P18494500
P________
Please input 8 digit ProductCode
(00000000‐99999999)
P18494500
DIGITAL (MODEL) SERVICE
Confirmation for Shipping
P18494500
ÅProduct Code you input
Done
ÅCompletion Message
b)
c)
d)
e)
f)
KDL-40/46/55HX750(CH)
84
SEC 3. TROUBLE SHOOTING
3-1. TRIAGE CHART
Note: Power board is different in name every inch. Therefore this section displays difference point in "*".
Green LED
Blinking
No
Power
Remote
Network
Audio
Skype
2
3
4
5
6
7
8
10
Green LED
non-s top
Blinking
No Green
Power LED
(Dead Set)
Stationary
colored lines
or dots
No video
one of Inputs
No video
all Inputs
No
Rem ote
Wireles s
can't
connect
No Audio
Skype
Can't Work
BAPS BOARD
G* BOARD
HEM3 BOARD
SPEAKER
Skype MODULE
W IFI MODULE
LD BOARD
LVDS CABLE
T-CON
LCD PANEL
G* BOARD
HEM3 BOARD
SPEAKER
Skype MODULE
W IFI MODULE
LD BOARD
LVDS CABLE
T-CON
LCD PANEL
Problem
POWER
POWER
AUDIO
POWER
PANEL
(TCON)
PANEL
(INVERTER)
TEMP
Software EMITTER
: doubtful part
: Few pos s ibility
: Few pos s ibility
Reference
Video - missing or distorted
Symptoms - Shutdown. Power LED
blinking red diagnostics sequences
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