Pioneer PDP-502MX Service Manual

PDP-502MX, PDP-502MXE
34
A
B
C
D
1
234
1234
IC3757
IC3752
(2/2)
R3760
R3761
IC3753 (2/2)
11
12
13
5
6
3
8
1
9
10
28
26
24
22
20
36
34
38
40
42
44
32
30
18
16
14
4
46
43
30
60
31
1
43
30
60
31
1
43
30
60
31
1
43
30
60
31
1
4
1
10
SUS GND
D763
D710
D709
D759
D852
14V
–8V
D3751
D853
D702
Q752
Q755
D813
D809
Q802
Q805
Q3751
Q701
H9
SCAN MOD 4 SCAN MOD 3 SCAN MOD 2 SCAN MOD 1
H1
From DIGITAL VIDEO ASSY
H8 H7 H6
YNR-D
MUTE
OFS
YSUS-MSK
YCP-MSK
SUS-G
SUS-D
SUS-U
SUS-B
PLD & MUTE
YSUS-B
HBLK
LBLK
CLR
YNR-D
YSUS-G
YSUS-D
YSUS-U
YNR-U
MUTEY
YSUSPD
+5V
+12V
VFY+
VFY–
VYZ+
VYZ–
DRV PD
DC PD
+14V
VSUS
SUS GND
VSUS
+10V
–8V
OFS
YCP-MSK
YSUS-MSK
LE
CLK
SI
OE
19
11
12
13
18
17
16
15
14
11
18
12
17
16
15
14
13
11
5
7
12
13
14
15
16
7
6
9
8
5
4
3
2
9
8
7
6
5
4
R3755
R3752
R3756
R3781
+5V
IC3753 (1/2)
(TC74VHC541)
IC3751
(TC74ACT541)
IC3755
(PDT043A)
3
2
IC3660
5
SCAN BLOCK
OFS BLOCK
–R
DC–DC CONVERT BLOCK
SUS-U
SUS-B
K3612
K851
K855
S701
ON
S701: ON
OFF= Noise at high temp.
PSUS
TEMP COMPENSATION
K701
K753
+
+
OE
K3760
SI
K3764
CLK
K3765
LE
K3766
CLR
K3767
IC3752 (1/2)
(TC74VHC541)
1
2
3
4
8
IC3654
5
IC3655
5
IC3656
5
IC3657
5
SI DATA
PSUS
IC5V
IC3658
5
IC3659
VH DC–DC
CONV.
IC755, IC752
T751
K854
IC5V OVP
K754
VH OVP
K751
VH UVP
K706
VOFS OVP
K705
VOFS UVP
K804
VRN OVP
K801
VRN UVP
VOFS
K702
OFS
K3756
IC5V
DC–DC CONV.
IC852, IC853
T851
VOFS
DC–DC CONV.
IC701, IC704
T701
VRN
DC–DC CONV.
IC802, IC803
T801
5
IC3752
SUS
GND
SUS
GND
SUS
GND
VSUS
VSUS
VSUS
SUS
GND
D753
IC5V
VH
VSUS
175V
D803
K802
VRN
(–180V)
K803
+
+
+ 5V
REG.
IC3803
IC3801
IC3804
5
5
7
Q3802
R3822
R3823
R3824
R3825
R3826
VOFS
VFZ+
VRN
R3820
Q3804
YSUS STOP
PD
VH
H12
From UCOM ASSY
H13
From UCOM ASSY
IC5V
“ L ” for 1 sec = PD
3.3.7 Y DRIVE ASSY SECTION

Pioneer PDP-502MX Specifications

General

Brand	Pioneer
Model	PDP-502MX
Category	Monitor
Language	English