GDM-F500R
4-2
Connect the communication cable of the computer to the connector located on the D board. 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.
(3) Make rough adjustment of the H and V direction conver-
gence by using 4-fold poles magnet.
•
White Balance Adjustment Specification
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
(All White)
3. 5000K
x = 0.346 ± 0.005
y = 0.359 ± 0.005
(All White)
•
Vertical and Horizontal Position and Size
Specification
•
Focus adjustment
Adjust the focus volume 1 and 2 for the optimum focus.
•
Convergence Specification
B
a
a 2.0 mm
b 2.0 mm
a
b
b
A
MODE
A
B
4 : 3
388
291
5 : 4
364
291
B
A
A
0.20 mm
B
60kHz
60kHz >
0.24 mm
0.24 mm
0.28 mm
V
fH
* Set so that the protruding parts of
the 2 magnet rings agree with
each other.
XBV
XCV
B
R
B
R
R
B
B
R
R
B
B
R
TLV
TLH
YBH
YCH
R B
R B
H-TRP
YBH
TLH
APH
XCV
XBV
YCH
Purity
4-pole magnet
6-pole magnet
2-pole magnet
Focus 1
Focus 2
FBT
