Sony VPL-PX41 Service Manual page 121

D981
HN1D03FU-TE85R
DISCHARGE
SUB 3.3V R981 C983
22k 1
1/16W 10V
:CHIP F:CHIP
16 15 14 13 12 11 10 9
C981
0.1
10V
B:CHIP
1 2 3 4 5 6 7 8
R982
C984
IC981
22k 1/16W :CHIP
1
74VHC221AMTCX
10V
MONO MULTI F:CHIP
8 7 6 5
C988
IC986
0.1
10V TC7WH32FK
B:CHIP OR
1 2 3 4
VPL-PX41
A B
IC984
TC7WH74FK
D F-F
8 7 6 5
C986
0.1
10V
B:CHIP
1 2 3 4
JL981
#
H BUFFI
(P7)
8 7 6 5
IC983
C985
TC7WH04FK
0.1
INV
10V
B:CHIP
1 2 3 4
H BUFFO
(P7)
GND
TP951
C
C (19/19) C (19/19)
R987
1k
1/16W
:CHIP
14 13 12 11 10 9 8
IC985
C987 SN74LV125APWR
0.1
3 STATE BUFF
10V
B:CHIP
R985
10k
1/16W
1 2 3 4 5 6 7
:CHIP
CPU RES
(P1)
R986
1k
1/16W
:CHIP
CPU SRES
(P1)
C989
0.1
10V
B:CHIP
8 7 6 5
IC987
TC7WH14FK
SMT-INV
1 2 3 4
R988
#
D982
#
C992 R984
0.1 10k
10V 1/16W
B:CHIP :CHIP
6-35 6-35
D E
PW_WRT
(P12)
MD0
(P1)
MD2
(P1)
14 13 12 11 10 9 8
C991
IC988
0.1
SN74LV125APWR
10V
3 STATE BUFF
B:CHIP
1 2 3 4 5 6 7
RS ON RS OFF
S981
F G
1
TXD_RSCP
(P1)
2
RXD_RSW
(P12)
(P1)
TXD_RSW
(P12)
RXD_RS
(P4)
(P1)
TXD_RS
(P4)
(P1)
UPGM_RS
(P4)
3
4
C
(19/19)
(RS232C SW)
5
H