Pioneer PDP-503CMX Service Manual page 46

1
RESONANCE ASSY
CH1 : IC6702 - pin 2
1
A
CH2 : IC6701 - pin 2
CH3 : IC6703 - pin 2
V: 1V/div.
(Input : VIDEO, Signal : Color bar)
H :
2msec/div
H :
500nsec/div
CH1 : D6706 Cathode
2
B
CH2 : D6703 Cathode
CH3 : D6708 Cathode
V: 2V/div.
(Input : VIDEO, Signal : Color bar)
H :
2msec/div
H :
500nsec/div
CH1 : Q6706 Drain
3
CH2 : Q6710 Soruse
C
V: 10V/div.
(Input : VIDEO, Signal : Color bar)
H :
2msec/div
H :
500nsec/div
CH1 : Q6706 Drain
4
CH2 : Q6710 Soruse
D
V: 10V/div.
(Input : PC, Signal : Color bar)
H :
2msec/div
H :
500nsec/div
CH1 : Q6708 Drain
5
CH2 : Q6710 Drain
E
V: 10V/div.
(Input : VIDEO, Signal : Color bar)
H :
2msec/div
H :
500nsec/div
F
46
1
2
ADR CONNECT A - D
ASSY
CH1 : IC6501 - pin 8 (CLK)
1
CH2 : IC6501 - pin 6 (LE)
CH3 : IC6501 - (DATA)
V: 1V/div.
(Input : VIDEO, Signal : Color bar)
CH1
GND
H :
CH2
2msec/div
GND
CH3
GND
CH1
GND
H :
CH2
500nsec/div
GND
CH3
GND
CH1 : IC6501 - pin 5 (HBLK)
2
CH2 : IC6501 - pin 3 (LBLK)
CH3 : IC6501 - pin 2 (HZ)
V: 1V/div.
(Input : VIDEO, Signal : Color bar)
CH1
GND
H :
CH2 2msec/div
GND
CH3
GND
CH1
GND
H :
CH2
500nsec/div
GND
CH3
GND
CH1
GND
CH2
GND
CH1
GND
CH2
GND
CH1
GND
CH2
GND
CH1
GND
CH2
GND
CH1
GND
CH2
GND
CH1
GND
CH2
GND
PDP-503CMX
2
3
SUB ADDRESS A, B
ASSY
CH1 : IC8801 - pin 3
1
CH2 : IC8801 - pin 7
CH3 : IC8802 - pin 1
V: 2V/div. H: 2msec/div.
(Input : VIDEO, Signal : Color bar)
CH1
GND
CH2
GND
CH3
GND
CH1
GND
CH2
GND
CH3
GND
CH1 : IC8801 - pin 3
2
CH2 : IC8801 - pin 7
CH3 : IC8802 - pin 1
V: 2V/div. H: 2msec/div.
(Input : VIDEO, Signal : Color bar)
CH1
GND
CH2
GND
CH3
GND
CH1
CH2
GND
CH3
GND
GND
V MID CLAMP ASSY
CH1 : Q9006 Base (CLAMP REF V)
1
CH2 : D9010 Anode (MID)
CH3 : Q9006 Collector
V: 10V/div. H: 2msec/div.
(Input : VIDEO, Signal : Color bar)
CH1 : Q9006 Base (CLAMP REF V)
2
CH2 : D9010 Anode (MID)
CH3 : Q9006 Collector
V: 10V/div. H: 2msec/div.
(Input : PC, Signal : Color bar)
3
4
CH1
GND
CH2
GND
CH3
GND
CH1
GND
CH2
GND
CH3
GND
CH1
GND
CH2
GND
CH3
GND
CH1
GND
CH2
GND
CH3
GND
4