Pioneer PDP-434CMX Service Manual page 56

1
RGB ASSY (2/10, 3/10, 4/10)
A
MAIN AD BLOCK, MAIN LPF BLOCK, SUS LPF&AD BLOCK
Input: INPUT 1
Signal: RGB, XGA 60 Hz, Color-bar
= to *, _ : With two screens, a SUB screen chooses INPUT1 and observes it.
K6404 (HD1_MAIN)
4
V: 1V/div. H: 4µsec/div.
B
5 K6403 (VD1_MAIN)
V: 1V/div. H: 4msec/div.
C
CH1: K6012 (PLLHD_MAIN)
11
V: 2V/div. H: 4µsec/div.
6 CH2: K6001 (G)
V: 200mV/div. H: 4µsec/div.
CH1
CH2
D
CH1: K6012 (PLLHD_MAIN)
11
V: 2V/div. H: 4µsec/div.
7
CH2: K6002 (B)
V: 200mV/div. H: 4µsec/div.
CH1
CH2
E
CH1: K6012 (PLLHD_MAIN)
11
V: 2V/div. H: 4µsec/div.
8
CH2: K6003 (R)
V: 200mV/div. H: 4µsec/div.
CH1
CH2
F
56
1
2
CH1: K6012 (PLLHD_MAIN)
11
V: 2V/div. H: 4µsec/div.
9
CH2: K6013 (CLAMP_MAIN)
V: 2V/div. H: 4µsec/div.
CH1
CH2
10 K6011 (PLLHOLD_MAIN)
V: 1V/div. H: 4msec/div.
K6605 (HD1_SUB)
12
V: 1V/div. H: 4µsec/div.
13 K6604 (VD1_SUB)
V: 1V/div. H: 4msec/div.
CH1: K6601(PLLHD_SUB)
24
V: 2V/div. H: 4µsec/div.
14
CH2: Foot of C6609 (BAIN)
V: 200mV/div. H: 4µsec/div.
CH1
CH2
PDP-504CMX/1
2
3
CH1: K6601(PLLHD_SUB)
24
V: 2V/div. H: 4µsec/div.
15
CH2: Foot of C6614 (GAIN)
V: 200mV/div. H: 4µsec/div.
CH1
CH2
CH1: K6601(PLLHD_SUB)
24
V: 2V/div. H: 4µsec/div.
16
CH2: Foot of C6623 (RAIN)
V: 200mV/div. H: 4µsec/div.
CH1
CH2
K6602 (PLL HOLD_SUB)
17
V: 1V/div. H: 4msec/div.
CH1: K6601(PLLHD_SUB)
24
V: 2V/div. H: 4µsec/div.
18
CH2: K6603 (CLAMP)
V: 2V/div. H: 4µsec/div.
CH1
CH2
Foot of R6628 (DATACK)
19
V: 1V/div. H: 10nsec/div.
3
4
CH1: Foot of R6628 (DATACK)
19
V: 2V/div. H:10nsec/div.
21
CH2: Foot of R6644 (RED0)
V: 2V/div. H: 10nsec/div.
CH1
CH2
20 Foot of R6637 (HSOUT)
V: 1V/div. H: 4µsec/div.
CH1: IC6008-pin2 (CLK)
22
V: 2V/div. H:20nsec/div.
23
CH2: IC6006-pin 9 (RB0)
V: 2V/div. H: 20nsec/div.
CH1
CH2
4