Lcd System Adjustment; Lcd Initial Data Input - Sony Handycam Vision CCD-TRV89E Service Manual

1-6. LCD SYSTEM ADJUSTMENT

Note1: The back light (fluorescent tube) is driven by a high voltage
AC power supply. Therefore, do not touch the back light
holder to avoid electrical shock.
Note2: When replacing the LCD unit, be careful to prevent
damages caused by static electricity.
Note3: Set the brightness to the center using the LCD BRIGHT
button.
Note4: NTSC model : CCD-TRV95/TRV95PK/TRV99
PAL model : CCD-TRV89E/TRV95E/TRV99E
[Adjusting connector]
Most of the measuring points for adjusting the LCD display are
concentrated in the following connector.
CN4501 of the PD-93 board
Connect the measuring instruments via the multi CPC jig (J-6082-
311-A).
The following table shows the Pin No. and signal name of the
connector.
Pin No. Signal name Pin No. Signal name
1 VB 2
3 VG 4
5 VR 6
7 SYNC / HD 8
9 GND 10
[LCD type check]
By measuring the resistor value between Pin 6 of CN4501 and Pin
!º of CN4501, the type of LCD can be discriminated.
PD-93board CN4501
Resistor LCD type
value
4.7kΩ TYPE S
VCO VOLTAGE.
PANEL COM
N.C.
H START
GND
5-28

1. LCD Initial Data Input

Mode VTR stop
Signal Arbitrary
Adjustment Page E
Adjustment Address A5 to A7, B0 to B9, BF, C0, C1, CF,
D0 to DD
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: E, and input the data in the following table.
Note:
To write in the non-volatile memory (EEPROM), press
the PAUSE button of the adjusting remote commander each
time to set the data.
3) Select page: 0, address: 01, and set data: 00.
Address Data Remark
A5 53 Fixed value
A6 96 Fixed value
A7 68 Fixed value
B0 3F Fixed value
B1 C8 Fixed value
B2 1F Fixed value
B3 1F Fixed value
B4 00 Fixed value
B5 00 Fixed value
B6 Note 1 Fixed value
B7 4E Fixed value
B8 08 Fixed value
B9 00 Fixed value
BF 80 [VCO adjustment] <Fixed value>
C0 9D Fixed value
C1 C0 Fixed value
CF 69 Bright adjustment
D0 7A Color adjustment
D1 AA White balance adjustment
D2 9C White balance adjustment
D3 B1 Contrast adjustment
D4 B1 D range adjustment
D5 94 V-COM level adjustment
D6 80 VCO adjustment
D7 80 V-COM adjustment
D8 80 Fixed value
D9 Note 2 [Color adjustment] <Fixed value>
DA 80 Fixed value
DB 52 Fixed value
DC 99 Fixed value
DD 99 Fixed value
< > : NTSC model only
[ ] : PAL model only
Note1: B0: NTSC model
F0: PAL model
Note2: 00: NTSC model
77: PAL model