Sony DSR-1800 Service Manual page 340

002
1
2
3
4
002
5
A B
KY-484/484A (4/6)
IC300
+5V
TC74VHC138FT(EL)
SCAN
Q300
+5V
DTA123JUA-T106
C300
0.1uF
16
GND
SCAN0 1 VCC 15
A Y0
14
SCAN1 2
Y1
B
13
SCAN2 3
C Y2
12
Y3
6 11
G1 Y4
4 10
G2A Y5
5 9
G2B Y6 Q301
7
DTA123JUA-T106
Y7
GND
8
GND
Q302
DTA123JUA-T106
Q303
DTA123JUA-T106
Q304
DTA123JUA-T106
Q305
DTA123JUA-T106
Q306
DTA123JUA-T106
SWR
SWR
SWR0
SWR1
SWR2
SWR3
RB300
47k
GND
15-64
C D
KY-484/484A (4/6)
D300 D307
1SS300-TE85L 1SS300-TE85L
1 1
3 2 3 2
S101 (2/2) S102(2/2) S103(2/2)
1 2 1 2 1 2
EJECT STOP FF
D301 D308
1SS300-TE85L 1SS300-TE85L
1 1
3 2 # S106 3 2
(2/2)
S105(2/2) S107(2/2)
1 2 1 2 1 2
PLAY REC SRCH
# D309
1SS300-TE85L
# D302
1 1
1SS300-TE85L
3 2 3 2
# S300 # S301 # S302
iLINKSEL VSEL A1SEL
D303 D310
1SS300-TE85L 1SS300-TE85L
1 1
3 2 3 2
S108 (2/2) S109 (2/2)
1 3 1 3
2 4 2 4
iLINK 9PIN
D304 D311
1SS300-TE85L 1SS300-TE85L
1 1
3 2 3 2
S305 S306
2 2
1
1 3 3
G1
5 4
4 5
GND
GND
D305 D312
1SS300-TE85L 1SS300-TE85L
1 1
3 2 3 2
S308 S309 S310
D306 D313
1SS300-TE85L 1SS300-TE85L
1 1
3 2 3 2
S312 S313 S314
MENU RESET SET
15-64
E
S104(2/2)
1 2
REW
# S303
A2SEL
S110 (2/2)
1 3
2 4
RMT/LOCAL
S307
CTRSEL
S311
# NTSC PAL
# S315
D302 1SS300-TEB NM
D309 1SS300-TEB NM
S106 169289121 NM
TCPRESET
S300 157197741 NM
S301 157197741 NM
S302 157197741 NM
S303 157197741 NM
S315 157197741 NM
Operation panel
KY-484/484A (4/6)
BOARD NO. 1-679-121-12, 13
LOT NO. 064-
DSR-1800_KY-484_013_4
F G
DSR-1800/P/1600/P
H