Pioneer PDP-4270XA Service Manual page 71

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Incoming signals of TCP (1 field)
Incoming signals of TCP (1 field)
Incoming signals of TCP (resonance part)
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6
Input: VIDEO 60Hz
Signal: COLOR BAR (MKSS17)
1
1 CH1: IC1555 - pin 3 (VDD2) (side-A through hole)
V: 20 V/div H: 2 mS/div
2 CH2: IC1555 - pin 9 (A3) (side-A test plane "R_E")
2
V: 2 V/div H: 2 mS/div
3 CH3: IC1555 - pin 16 (CLK) (side-A test plane "CLK1")
V: 2 V/div H: 2 mS/div
3
4 CH1: IC1555 - pin 14 (LE) (side-A test plane "LE_E")
V: 2 V/div H: 2 mS/div
5 CH2: IC1555 - pin 19 (HBLK) (side-A test plane "HBLK")
V: 2 V/div H: 2 mS/div
6 CH3: IC1555 - pin 17 (LBLK) (side-A test plane "LBLK")
4
V: 2 V/div H: 2 mS/div
5
6
Input: VIDEO 60Hz
Signal: Checkered pattern of Black-White (MKSS13)
1
1 CH1: IC1555 - pin 3 (VDD2) (side-A through hole)
V: 20 V/div H: 2 mS/div
2 CH2: IC1555 - pin 9 (A3) (side-A test plane "R_E")
V: 2 V/div H: 2 mS/div
2
3 CH3: IC1555 - pin 16 (CLK) (side-A test plane "CLK1")
V: 2 V/div H: 2 mS/div
3
4 CH1: IC1555 - pin 14 (LE) (side-A test plane "LE_E")
V: 2 V/div H: 2 mS/div
5 CH2: IC1555 - pin 19 (HBLK) (side-A test plane "HBLK")
V: 2 V/div H: 2 mS/div
6 CH3: IC1555 - pin 17 (LBLK) (side-A test plane "LBLK")
4
V: 2 V/div H: 2 mS/div
5
6
Input: VIDEO 60Hz
Signal: Checkered pattern of Black-White (MKSS13)
1
1 CH1: IC1555 - pin 3 (VDD2) (side-A through hole)
V: 20 V/div H: 200 nS/div
2 CH2: IC1555 - pin 9 (A3) (side-A test plane "R_E")
V: 2 V/div H: 200 nS/div
2
3 CH3: IC1555 - pin 16 (CLK) (side-A test plane "CLK1")
V: 2 V/div H: 200 nS/div
3
4 CH1: IC1555 - pin 14 (LE) (side-A test plane "LE_E")
V: 2 V/div H: 200 nS/div
5 CH2: IC1555 - pin 19 (HBLK) (side-A test plane "HBLK")
V: 2 V/div H: 200 nS/div
4
6 CH3: IC1555 - pin 17 (LBLK) (side-A test plane "LBLK")
V: 2 V/div H: 200 nS/div
5
6
PDP-427XD
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A
B
C
D
E
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