Pioneer PDP-4270XA Service Manual page 73

5
Reset pulse signal
Sustain pulse signal (1 sub, subfield)
Sustain pulse signal
5
6
Input: VIDEO 60Hz
Signal: COLOR BAR (MKSS17)
5 1
CH1: R1277 (XPSUS) ↔ K1203 (SUSGND)
1
V: 100 V/div H: 200 µS/div
(42 X DRIVE Assy)
CH2: K2701 (SCANOUT) ↔ K2330 (SUSGND)
2
V: 100 V/div H: 200 µS/div
(42 Y DRIVE Assy)
5 2
CH3: F2301 (YPSUS) ↔ K2330 (SUSGND)
3
V: 100 V/div H: 200 µS/div
(42 Y DRIVE Assy)
5 3
Input: VIDEO 60Hz
Signal: COLOR BAR (MKSS17)
CH1: R1277 (XPSUS) ↔ K1203 (SUSGND)
1
6 1
V: 100 V/div H: 4 µS/div
(42 X DRIVE Assy)
CH2: K2701 (SCANOUT) ↔ K2330 (SUSGND)
2
6 2
V: 100 V/div H: 4 µS/div
(42 Y DRIVE Assy)
CH3: F2301 (YPSUS) ↔ K2330 (SUSGND)
3
V: 100 V/div H: 4 µS/div
(42 Y DRIVE Assy)
6 3
Input: VIDEO 60Hz
Signal: COLOR BAR (MKSS17)
CH1: F2301 (YPSUS) ↔ K2330 (SUSGND)
1
7 1
V: 100 V/div H: 400 nS/div
(42 Y DRIVE Assy)
7 2
Ref3: K2004 (YSUS-G) ↔ K2002 (GND_D)
2
V: 5 V/div H: 400 nS/div
(42 Y DRIVE Assy)
7 3
Ref2: K2011 (YSUS-U) ↔ K2002 (GND_D)
3
V: 5 V/div H: 400 nS/div
7 4
(42 Y DRIVE Assy)
CH2: K2009 (YSUS-B) ↔ K2002 (GND_D)
4
7 5
V: 5 V/div H: 400 nS/div
(42 Y DRIVE Assy)
CH3: K2010 (YSUS-D) ↔ K2002 (GND_D)
5
V: 5 V/div H: 400 nS/div
(42 Y DRIVE Assy)
PDP-427XD
6
7
7
8
A
B
C
D
E
F
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