Pioneer PRO-810HD Service Manual page 60

1
VIDEO SLOT1 ASSY (1/4)
• IC1(CVBS) BLOCK
Input: INPUT 4
A
Signal: NTSC 525i, Color-bar
1 IC6107-pin 51 (CVBS IN)
V: 200mV/div. H: 20µsec/div.
B
IC6107-pin 65 (Cr)
2
V: 200mV/div. H: 20µsec/div.
C
3
IC6107-pin 72 (Cb)
V: 200mV/div. H: 20µsec/div.
D
4
IC6107-pin 67 (Y)
V: 200mV/div. H: 20µsec/div.
E
5 IC6107-pin 107 (VD_IC1V)
V: 1V/div. H: 4msec/div.
F
60
1
2
6 IC6107-pin 108 (HD_IC1V)
V: 1V/div. H: 20µsec/div.
IC6107-pin 87 (PLSINI1)
7
V: 1V/div. H: 100msec/div.
8 IC6107-pin 90 (PLSINI2)
V: 1V/div. H: 100msec/div.
VIDEO SLOT1 ASSY(2/4)
• IC1(Y/C) Block
Input: INPUT 3
Signal: Y/C NTSC 525i, Color-bar
9
Q6257 (2/2)-Emitter (YIN)
V: 200mV/div. H: 20µsec/div.
PRO-1010HD
2
3
10
Q6256 (2/2)-Emitter (CIN)
V: 200mV/div. H: 20µsec/div.
11
IC6255-pin 65 (Cr)
V: 200mV/div. H: 20µsec/div.
12 IC6255-pin 67 (Y)
V: 200mV/div. H: 20µsec/div.
13
IC6255-pin 72 (Cb)
V: 200mV/div. H: 20µsec/div.
14 IC6255-pin 108 (HD_IC1S)
V: 1V/div. H: 20µsec/div.
3
4
15
IC6255-pin 107 (VD_IC1S)
V: 1V/div. H: 4msec/div.
IC6255-pin 90 (PLSINI2)
16
V: 1V/div. H: 100nsec/div.
17
IC6255-pin 87 (PLSINI1)
V: 1V/div. H: 100nsec/div.
18
Foot of R6294 (SYSCLK)
V: 1V/div. H: 20nsec/div.
4