Sony TRINITRON GDM-500PS - Convergence Rough Adjustment; Focus Adjustment

GDM-500PS/500PST/500PST9
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.
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
• Convergence Rough Adjustment
(1) Receive an image of the white crosshatch signals (white
lines on black).
(2) Place the protrusions of the 6-fold poles magnet attached to
the CRT neck upon each other. (Fig. 1)
(3) Make rough adjustment of the H and V direction conver-
gence by using 4-fold poles magnet.
(4) Make a rough adjustment of the V direction convergence by
using “V. STAT”.
Protrusions
60°
Fig. 1
Fig. 3
Fig. 2
TLV
YCH
YBH
XBV
XCV
APH
*
* Set so that the protruding parts of
the 2 magnet rings agree with
each other.
• White Balance Adjustment Specification
(1) 9300K
x = 0.281 ± 0.005
y = 0.311 ± 0.005
(All White)
(2) 6500K
x = 0.313 ± 0.005
y = 0.329 ± 0.005
(All White)
• Vertical and Horizontal Position and Size
Specification
• Focus adjustment
Adjust the focus volume 1 and 2 (HDK 1 and 2) for the opti-
mum focus.
XBV XCV
R
B
B
RR B B
R BBR
H. AMP
H. TILT (TLH) YBHYCH
R B R B
R
• Convergence Specification
4-2
B
A
Phospher edge
V
H
MODE
fH
>
60 kHz
fH
<
60 kHz
Zone
A Zone
B Zone
C Zone
A Zone
B Zone
C Zone
N. Hemisphere
0.24 mm
0.24 mm
0.32 mm
0.24 mm
0.32 mm
0.36 mm
S. Hemisphere
0.24 mm
0.28 mm
0.32 mm
0.28 mm
0.36 mm
0.40 mm
C
B
a
a 3.2 mm
b 3.2 mm
a
b
b
A
MODE
A
B
388 mm
291 mm
1, 2
FBT
HDK1 (V)
HDK2 (H)