Sony XAV-701BT, Руководство по обслуживанию

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XAV-701BT/741
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SECTION 4
ELECTRICAL ADJUSTMENTS
MONITOR SECTION
If any of the following parts was replaced, execute the “Flicker
Adjustment” as mentioned below.
• Liquid crystal display panel (LCD1)
• Complete DISPLAY board
1. SETTINGS
1-1. Tools and measuring devices for adjustment
Note: This adjustment can be operated even if it is remote commander
which is not attached remote commander.
Tools and measuring devices Item used
PC
(The one with serial port. The USB-
RS232C conversion is available.)
Flicker adjustment
Communication software
(Hyper Terminal etc.)
Serial cable for RS232C
(Cross cable)
RS232-JIG OVERALL ASSY
(Part No. A-1777-380-A)
RS232-JIG OVERALL ASSY
1-2. Serial port setting
Please setting it as follows.
1-3. Connection with unit
Procedure:
1. Remove cover referring to “3. DISASSEMBLY (Page 13 to
28)”.
2. Insert the 5pin cable into the connector of the MAIN board
(CN501).
Note:
Connect 5pin cable after removing the front panel block and DVD
mechanism deck referring to “3. DISASSEMBLY (Page 13 to 28)”.
– MAIN Board (Component Side) –
CN501
CN501
CN501
Insert the
5 pin cable of
RS-232C jig
3. The switch of RS232-JIG OVERALL ASSY is “L”.
H
mo
L
4. The communication software is start up.
5. Turn on the main power of unit.
The following log is displayed when starting while connected.
------ Test Mode 5 : HyperTerminal Start ------
Techwell Mode :
Data Read Format for Current Page: ‘r 5AB1’+[Enter]
Data Write Format for Current Page: ‘w C4D3 03’+[En-
ter]
DAC Mode:0-vcom1_bias/1-vcom2_bias/2-vcom1_p/3-vcom2_p
Data Read Format : ‘drn’+ [Enter]
Data Write Format: ‘dwn 7D’+ [Enter]
Back Light Mode :
BCKL Read Format : ‘drb’+ [Enter]
BCKL Write Format: ‘dwb 7D’+ [Enter]
Flash Write
Save Data to Flash : ‘ds’+ [Enter]
Clear Flash Data : ‘dc’+ [Enter]
To Enter Test Mode : ‘ti’
To Exit Test Mode : ‘to’
To View Command ver: ‘svc’
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