Pioneer PDU-50WX2 Service Manual page 34

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PDU-50WX2
RESONANCE ASSY
CH1 : IC6702 - pin 2
1
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
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
V: 10V/div.
(Input : VIDEO, Signal : Color bar)
H :
2msec/div
H :
500nsec/div
CH1 : Q6706 Drain
4
CH2 : Q6710 Soruse
V: 10V/div.
(Input : PC, Signal : Color bar)
H :
2msec/div
H :
500nsec/div
CH1 : Q6708 Drain
5
CH2 : Q6710 Drain
V: 10V/div.
(Input : VIDEO, Signal : Color bar)
H :
2msec/div
H :
500nsec/div
34
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
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)
CH1
GND
CH2
GND
CH3
GND
CH1
GND
CH2
GND
CH3
GND
CH1
GND
CH2
GND
CH3
GND
CH1
GND
CH2
GND
CH3
GND

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