Pioneer PDP-4271HD Service Manual page 75

5
42 X DRIVE, 42 Y DRIVE Ass'y (AWW1196, AWV2400)
42 SCAN Ass'y (AWV2362)
Drive output signal (1 Field)
X Drive pulse control signal (Color-bar) (Resonance part)
Y Drive pulse control signal (Color-bar)
Scan control signal (Color-bar)
5
6
input : VIDEO 60Hz
signal : COLOR BAR (MKSS17)
1
CH1 : R1277(XPSUS)-K1203(SUSGND)
1 - 1
1 - 2
2
CH2 : K2701(SCANOUT)-K2330(SUSGND)
1 - 3
3
CH3 : F2301(YPSUS)-K2330(SUSGND)
input : VIDEO 60Hz
signal : COLOR BAR (MKSS17)
1
2 - 1
CH1 : K1009(XSUS-MSK)-K1002(DGND)
2 - 2
2
CH2 : K1005(XNR-D)-K1002(DGND)
input : VIDEO 60Hz
signal : COLOR BAR (MKSS17)
1
CH1 : K2007(YNOFS)-K2002(GND_D)
3 - 1
2
CH2 : K2005(YSUS-MSK)-K2002(GND_D)
3 - 2
3 - 3
3
Ref3 : K2008(YNRST)-K2002(GND_D)
3 - 4
4
CH3 : K2006(SOFT_D)-K2002(GND_D)
5
CH4 : K2023(YRP-U)-K2002(GND_D)
3 - 5
input : VIDEO 60Hz
signal : COLOR BAR (MKSS17)
4 - 1 1
CH1 : TP2001(LE)-K2002(GND_D)
4 - 2
2
CH2 : TP2008(CLK)-K2002(GND_D)
4 - 3
3
Ch3 : TP2003(Si-H)-K2002(GND_D)
4 - 4
4 - 5
4
Ref1 :
5
4 - 6 Ref2 :
6
Ref3 :
PDP-4271HD
6
7
V : 100V/div H : 2ms/div (X DRIVE Assy)
V : 100V/div H : 2ms/div (Y DRIVE Assy )
V : 100V/div H : 2ms/div (Y DRIVE Assy )
V : 2V/div H : 2ms/div (X DRIVE Assy)
V : 2V/div H : 2ms/div (X DRIVE Assy)
V : 5V/div H : 2ms/div (Y DRIVE Assy)
V : 5V/div H : 2ms/div (Y DRIVE Assy)
V : 5V/div H : 2ms/div (Y DRIVE Assy)
V : 5V/div H : 2ms/div (Y DRIVE Assy)
V : : 5V/div H : 2ms/div (Y DRIVE Assy)
V : 5V/div H : 2ms/div (Y DRIVE Assy)
V : 5V/div H : 2ms/div (Y DRIVE Assy)
V : 5V/div H : 2ms/div (Y DRIVE Assy)
TP2004(CLR)-K2002(GND_D)
V : 5V/div H : 2ms/div (Y DRIVE Assy)
TP2005(OC2)-K2002(GND_D)
V : 5V/div H : 2ms/div (Y DRIVE Assy)
TP2006(OC1)-K2002(GND_D)
V : 5V/div H : 2ms/div (Y DRIVE Assy)
7
8
A
B
C
D
E
F
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