Pioneer PDP-502MX Service Manual

PDP-502MX, PDP-502MXE
26
A
B
C
D
1
234
1234
3.3.2 VIDEO ASSY SECTION
IC305
2MHz
IC1207
VIDEO SW
IC306
(BA7657F)
Multi Component Processor
RGB Matrix
IC1401
(CXA2101AQ)
RGB DECODER
LPF
Y/G
2
Pb/B
Pr/R
FSC HBLK_CNR CLP_CNR Y C SCL SDA
SCL SDA
HD/CS
VD
4
6
8
10
INPUT3 (RGB1)
INPUT ASSY
(AWZ6394)
To CONTROL ASSY
CN4703
RGB2 INRGB2 OUT
AUDIO INPUT2
AUDIO INPUT1
INPUT1
INPUT2
CN3506
2
1
4
10
6
1569
51
27
45
1
2
4
5
11
12
13
3R
R
L
R
L
L
14
15
1
2
4
5
11
12
14
15
42
Y
C
3
5
5
7976 75
4
3
11
10
9
7
55 56 31 43
8
EXT_Y
INT_Cr
INT_Cb
INT_Y
EXT_Pb
EXT_Pr
EXT_HD
EXT_VD
SCL
SDA SCP
P_ACL
24
12
4
6
8
10
CN303
3 5 6 7
9
CN203
11
12
7
G
7
4
4
7
1
10
HOUT
SDA
SCL
SYNC
FSC
B
R
HD
VD
9
11
23
13
G1
S_DET
S2_DET
B1
R1
HD1
VD1
G2
B2
21
9
12
5
6
3
2
37
36
35
Y
B–Y
Y SYNC
Y
RGB SYNC
R–Y
7
10
1
5
3
19
15
22
14
R2
HD2
VD2
R
G
B
IC1204
(BA7655AF)
IC506
IC303
Comp
12V
Reg
IC301
Comp
S2_DET
S_DET
IC503
Comp
IC501
Comp
IC1205
(NJN1319M)
Comp
Comp
IC507
(24LCS21A)
5V_RGB
SCL
VCLK
SDA
HD
VD
Plug & Play
ROM
+5V_RGB
9V_PIC
R
15
12
10
G
B
HD
VD
2
5
7
12V
9V
Reg
9V_SIG
9V
Reg
9V_PIC
5V
Reg
5V_RGB
5V
Reg
5V_PIC
5V
Reg
5V_PLD
5V
Reg
+5A_PLL +5D_PLL
5V
Reg
+5AD
–5V
Reg
–5V_IO
IC1202
(TC74HC4538AF)
HBLK Gen.
Y/B–Y/R–Y DECODER SYNC SEPA.
TV JUNGLE IC
IC1201
(TB1227BW)
SCP Gen.
SHP_SW
MAI_SW
FNC_0
FNC_1
FNC_2
MR_V_SW
1 3
CN302
A5
1 2 5 6 7
11
CN3401
80
37
39
35
5V_PIC
9V_SIG
IC651
IC102
5V_PIC
K1404
SAND CASTLE PULSE GEN.
HBLK/VBLK/CLP added
K2013
HBLK
K2023
HD3
K2024
VD3
K2025
HD4
K2026
VD4
K2014
VBLK
4
3
INPUT
OUTPUT
Y
C
SINC
SINY
13
3
YC_VY
YC_C
1 3
CN104
A24
A21
C2
To Y/C SEPA ASSY
CN701
YC9
To Y/C SEPA ASSY
CN702
YC6
To POWER SUPPLY ASSY
CN306
P6
A13

Pioneer PDP-502MX Specifications

General

Brand	Pioneer
Model	PDP-502MX
Category	Monitor
Language	English