Pioneer PDP-503CMX Service Manual page 102

1
Sustain Pulse Waveform Adjustment
Adjusting Point
Input Signal
A
REF_DIG mode
in Factory mode
White 100%
X-SUS-B : key 9
Y-SUS-B : key 11
VRN Voltage Adjustment
Adjusting Point
Input Signal
VR3701 (VRN)
White 100%
(X DRIVE Assy)
B
Panel-White-Balance Adjustment
Input Signal
C
Mask-Level Adjustment
Adjusting Point
Input Signal
D
VIDEO OPTION mode in
Factory mode
SIDE MASK LEV.
R SIDE LEVEL : key 1
G SIDE LEVEL : key 2
B SIDE LEVEL : key 3
E
F
102
1
2
X-SUS-B, Y-SUS-B Adjustment
Set to the indicated value with the keys on the remote control unit (9 and 11 keys).
VRN (minus reset voltage adjustment)
Adjust so that the voltage between K3707 (VRN) and K3702 (SUS-GND) becomes
-300V ± 1.0V.
Adjusting Point
Adjust the OFFSET-DIGITAL parameters (from PANEL R-HIGH to PANEL B-LOW) in Factory
mode.
For adjustment, use the mask (MASK04) signal of Factory mode for display.
Reference : Adjustment values when using the Minolta color-difference meter (A-100)
x
y
Side mask color / Level Adjustment
Set the indicated value with the keys on the remote control unit (1, 2 and 3 keys).
2
3
Adjusting Method
Adjusting Method
Adjusting Method
MASK Left Side MASK Right Side
295 291
306 300
Adjusting Method
PDP-503CMX
3
4
4