Pioneer PDP-502MX Service Manual

PDP-502MX, PDP-502MXE
41
A
B
C
D
5
67
8
5
6
7
8
VADR
OVP
VADR
OVP
T202
ATK1128
IC201
3
4
2
1
+
One Shot
IC204
SUS
GND
IC202
R208
D202
D206
R206
VR201
VSUS
Adj
OTL CONT
(A) ASSY
R210
Q202
T301
ATK1129
+
One Shot
IC304
ADR
GND
IC302
D302
R306
R348
VR301
VADR
Adj
OTL CONT
(B) ASSY
Q302
R315
D305
Vadr up
R463
6
5
7
IC405
R462
R461
IC403
Q416
Q304
Q416
D427
VADR
UVP
VSUS
UVP
D421
R268
T351
ATK1130
IC351
3
4
2
1
+
One Shot
IC354
R356
OTL CONT
(C) ASSY
Q354
IC352
Q422
Q435
D356
14V
8V
-8V
12V
60V
170V
D352
D373
R358
R360
R357
VR356
14V Adj
Q421
Q420
R445
R358
8V UVP
D449
D451
D453
D432
R491R490
R447
R451
R443
D434
D429
IC402
14V
D355
14V up
12V
-8V UVP
14V
UVP
14V OVP
Q415
R436
R437
D422
Q417
R440
R441
D428
IC404
12V
UVP
Q419
R444
R493
D431
10V
1 3 5
1 3 5
1 3 5
D205
VSUS
UP
1
SUS
GND
ADR
GND
P5
T201
ATK1128
14V
UP
R228 R227 R226 R262 R263 R264
D213 D212
VSUS+10V
DisCharge
Q207, Q206
Q205,
VSUS Discharging R
P6
2
4
6
7
8
D.GND
-8V
8V
14V
11
7
6
5
2
1
1
6
D.GND
12V
P4
A.GND
12
8
7
5
3
2
1
9
10
1
2
4
5
P2
P3
12V
D.GND
-8V
14V
8V
UVP
OVP
14V
-8V
14V
S
G
S
D
SW IC
IC503
1
3
8
5
4
CONT
T501
IC502
IC501
1 3
D506
R507
R506
VR501
VF Adj
VFZ+(12V)
VFZ-
VFY+(12V)
VFY-
VFZ+(12V)
VFZ-
VF DC/DC CONV
+
D413
D414
Q408
Q407
STB +12V
UVP
MUTE
at P.ON
R424
1
2
1
2
Error
AMP
Comp
R364
R385
2
3
5
4
3
C
C CONT
1
7
Trig
(-V)
1
2
m
p
2
3
5
4
3
Trig (-V)
IC301
3
4
2
1
Error
AMP
2
5
4
1
3
VADR TRANS
VSUS TRANS
VSUS TRANS
Q201
SW Tr
(2SK2847)
SW Tr
(2SK2847)
Q351
UVP MUTE
Q212
Q213
Mute
UVP
TP201
VSUS
(170V)
TP301
VADR
(60V)
TP351
-8V
TP352
+8V
TP355
+14V
TP353
+12V
2
CN363
CN363
14V
To UCOM ASSY
To UCOM ASSY
To UCOM ASSY
To ANALOG VIDEO ASSY

Pioneer PDP-502MX Specifications

General

Brand	Pioneer
Model	PDP-502MX
Category	Monitor
Language	English