Lcd Initial Data Input; Vco Adjustment (Pd-128 Board) - Sony DSC-S70 Service Manual

1. LCD Initial Data Input

Mode
Signal
Adjustment Page
Adjustment Address
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: D, and enter the data given in the following table.
Note: Press the PAUSE button of the adjusting remote commander
each time the data are set, as the data are written to non-
volatile memory (EEPROM).
Address Data
1C 89
1D 2D
D0 BC
D1 80
D2 B9
D3 B7
D4 BE
D5 C8
D6 7C
D7 80
D8 74
DD 88
DE 13
DF 11
Processing after Completing Adjustments:
1) Select page: 0, address: 01, and set data: 00.
PLAY
Arbitrary
D
1C, 1C, D0 to D8, DD to DF
Remark
Fixed value
Bright Adjustment
Color Adjustment
White Balance Adjustment
Contrast Adjustment
D Range Adjustment
V-COM Level Adjustment
VCO Adjutment (NTSC)
V-COM Adjustment
VCO Adjutment (PAL)
Fixed value

2. VCO Adjustment (PD-128 Board)

Set the VCO free-run frequency. If deviated, the LCD screen will
be blurred.
Mode
Signal
Measurement Point
Measuring Instrument
Adjustment Page
Specified Value
Specified Value
Menu setting:
1) VIDEO OUT of SET UP menu................ NTSC (NTSC mode)
(This adjustment must be performed in NTSC mode, so don't
set the menu setting to "PAL")
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: 5, address: F0, and set data: 01.
3) Select page: D, address: D7, change the data and set the fre-
quency (f) to the NTSC specified value.
4) Press the PAUSE button of the adjusting remote commander.
5) Select page: D, address: DD, and change the data and set the
frequency (f) to the PAL specified value.
6) Press the PAUSE button of the adjusting remote commander.
Processing after Completing Adjustments:
1) Select page: 5, address: F0, and set data: 00.
2) Select page: 0, address: 01, and set data: 00.
5-26
PLAY
Arbitrary
Pin 7 of CN709 (HSY) on SY-
58 board
Frequency counter
D
D7 (NTSC)
DD (PAL)
f = 15734 ± 30 Hz (NTSC)
f = 15745 ± 30 Hz (PAL)