Pioneer PDP-502MX Service Manual page 29

5
D6
To Panel U-com
TEM CLK)
X3201
62MHz
OSC
V 16bit × 2
(IC#21)
205
VLD_A
VLD_B
FIELD
ASK CONT
RA/RB
GA/GB
IC2151
(PE5062A)
SYNC
CONT
R
3
CLK
G
OSD_H 6
B
OSD_V
BLK
C2260
Y061A)
OSD
CESSOR
+3.3V
50M
IC2201
(PE5064A)
DRIVE SEQUENCE
PATTERN GEN.
25M
(IC#23)
Q554
+12V
IC551
REG
+
R)
Q605
06 IC601
REG
+
Digital P.D.
02
5
6
VACANT
+3.3V
W
R
CONT
3
W
BA/BB
R
H
CONT
V
W
R
CONT
8
CD
25
ADR/LBLK
8
MN (X Drive Gen. Pulse)
24 EF/GH/IJ (Y Drive Gen. Pulse)
X3202
1/2
50MHz
OSC
SGRAM • READ OUT
MASTER CLOCK
TP553
TP555 TP556
+5V OVP +5V UVP
Q551
TP601
Q552
D555 D556
D605
Q601
Q602
D606
TP604
CN551
+3.3V OVP
D16
6
(IC#22)
DATA
ARRANGE
DATA
CONVERT
IC2601
(PE5063A)
SUB FIELD
CONVERSION
R
(IC#22)
DATA
ARRANGE
DATA
CONVERT
IC2701
(PE5063A)
SUB FIELD
CONVERSION
G
(IC#22)
DATA
ARRANGE
DATA
CONVERT
IC2801
(PE5063A)
SUB FIELD
CONVERSION
B
+5V
+3.3V
Q553
TP603
+3.3V UVP
Q603
7
PDP-502MX, PDP-502MXE
+3.3V
IC2602
(HY58163210TQ-10)
16M SGRAM
+3.3V
IC2603
(HY58163210TQ-10)
16M SGRAM
+3.3V
IC2702
(HY58163210TQ-10)
16M SGRAM
+3.3V
IC2703
(HY58163210TQ-10)
40
16M SGRAM
RDAT
40 GDAT
BDAT
+3.3V
40
IC2802
(HY58163210TQ-10)
16M SGRAM
+3.3V
IC2803
(HY58163210TQ-10)
16M SGRAM
IC3101
XSUS-B/U/D/G
XPR, XR
X DRIVE BUFFER
YSUS-B/U/D/G
SI, MSK, CLK, PFS,
OE, YNR, YR
IC3102–IC3104
Y DRIVE BUFFER
7
8
A
B
ADR
BUFFER
IC2901–IC2910
IC3001–IC3010
IC3301–IC3304
IC3308, IC3309
IC3311, IC3312
C
D4
CN3256
D
CN3252
D9
29
8