GDM-17E21 - Sony Monitor Service Manual (repair manual). Page 16

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IBM AT Computer

as a Jig

1-690-391-21

1

A-1500-819-A

Interface Unit

2

*The parts above (        ‘       ) are necessary for DAS adjustment.

1

3

D-sub

(9 Pin [female])

mini Din

(8Pin)

4 Pin

3-702-691-01

Connector Attachment

3

To BUS CONNECTOR

4 Pin

4 Pin

Connect the communication cable of the computer to the connector located on the D board on the monitor.  Run the service software and
then follow the instruction.

XBV

XCV

B

R

B

R

R

B

B

R 

H. TILT 

YBH

TLV

R B

YCH

B

R

R
B

R
B

•

(1) Receive an image of the white crosshatch signals (white

lines on black).

(2) Place the protrusions (A and B) of the 6-fold poles magnet

attached to the CRT neck upon each other.  (See fig. 3)

(3) Make rough adjustment of the H direction convergence by

using H. STAT VR (RV101.  Right side of the video case).

(4) Make a rough adjustment of the V direction convergence by

using “V. CONV”.

XCV

RV101
H. STAT

XBV

YBH

YCH

TLV

TLH

TLH

Fig. 1

Fig. 2

Purity 6-pole magnet

Fig. 5

Adjust VMC

Fig. 3

Fig. 4

Tab B

Tab A

Adjust HMC

<6 Pole Magnet>

A

293 mm

B

MODE

7,10

1~6,8,9

234 mm

300 mm

225 mm

a

B

A

b

a 

 3.0 mm

b 

 3.0 mm

•

•

(1) 9300K

x = 0.283 

±

 0.005

y = 0.298 

±

 0.005

(All White)

(2) 6500K

x = 0.313 

±

 0.005

y = 0.329 

±

 0.005

(3) 5000K

x = 0.345 

±

 0.005

y = 0.358 

±

 0.005

•

•

Adjust the focus volume 1 and 2 for the optimun focus.

FBT

Focus volume 1

Focus volume 2

B

A

A

0.30 mm

B

MODE

9

1-8, 10

0.40 mm

0.35 mm

0.45 mm