DSC-S75 (serv.man4) - Sony Digital Camera Service Manual (repair manual). Page 75

Before perform the LCD system adjustments, check that the
specified values of “VIDEO SYSTEM ADJUSTMENTS” are sat-
isfied.

The back light (fluorescent tube) is driven with high volt-
age AC power. Therefore, do not touch the back light
directly, otherwise you will feel an electric shock.

Taken an extreme care not to destroy the liquid crystal
display module by static electricity when replacing it.

Set the LCD BRIGHT (Menu display) to the center.

Most of the measuring points for adjusting the LCD system are
concentrated in CN401 of the SY-68 board.
Connect the Measuring Instruments via the CPC-9 jig (J-6082-
393-C).
The following table shows the Pin No. and signal name of CN401.

Pin No.

Signal Name

Pin No.

Signal Name

1

BL-L1

10

HI_UNREG

2

N.C.

11

LANC_IN

3

N.C

12

LANC_OUT

4

REG_GND

13

N.C.

5

N. C.

14

N.C.

6

BL_L2

15

N.C.

7

HSY

16

N.C.

8

PANEL_COM

17

N.C.

9

VG

18

N.C

CPC-9 jig (J-6082-393-C)
(18p flexible board)
(Note 1, 2)

CPC 
cover

1

18

SY-68 BOARD
CN401

Note 1: Don t use the 12 pin flexible board of CPC-9 jig.

It causes damage to the unit.

Note 2: The old CPC-9 jig (Parts code: J-6082-393-B)

cannot be used, because it cannot operate
the adjusting remote commander.