Sony VPL-PX41 Service Manual page 119

IC902
74VHC221AMTCX
POWER ON DELAY
1A VCC
LAMP_ON 1B 1REXT
(P1)
C918
C917
1CLR 1CEXT 1
0.1
6.3V
10V
B:CHIP
B:CHIP
1 Q 1Q
2Q 2 Q
2CEXT 2CLR
2REXT 2B
GND 2A
VPL-PX41
A B
AUDIO_IN
(P4)
AUDIO_L
C901
B:CHIP
3.3V-2
R908
120k
R909
1M 1/16W
1/16W :CHIP
:CHIP 5.1
0.5
SP_MUTE
(P1)
0
AU_MUTE
(P4)
(P1)
Q901
DTC144EUA-T106
MUTE
AUDIO_R
C902
Q902 0.1
10V
DTC144EUA-T106
B:CHIP
INV
C
C (17/19) C (17/19)
JL901
#
0.1
10V
JL903
#
IC901
TPA2000D2PWPR
AUDIO AMP
PGND PGND
2.7 2.7
R901 LOUTN LOUTP
C903
#
0.1
10V
5.1
B:CHIP
GAIN0 BYPASS
R902
2.5
10k
1/16W
:CHIP
PVDD PVDD
R903
C905
0
0.22
:CHIP
2.5
16V
LINN LINP
B:CHIP
2.5
AGND VDD
C906
220p
16V
2.7
CH:CHIP
COSC ROSC
2.6
C907
0.22
2.5
16V
RINN RINP
B:CHIP
2.5
PVDD PVDD
C904
R906
0.1
10V 5.1 SHOUTDOWN 5.1
B:CHIP GAIN1
2.7 2.7
ROUTN ROUTP
PGND PGND
JL902
#
6-33 6-33
D E
5V-4
FB903
BLM21P221SG
C915
0.0022
50V
B:CHIP
FB904 JL904
BLM21P221SG #
C908 C910
C916
4.7µF 0.1
0.0022
10V 10V
50V
B:CHIP B:CHIP
B:CHIP
JL905
#
C911
0.1
10V
B:CHIP
C909
0.1
16V
R904
F:CHIP
120k
1/16W
:CHIP
R905
0
C912
:CHIP
0.1
10V
B:CHIP
R907
#
10k
1/16W
:CHIP FB901
BLM21P221SG
C913
0.0022
50V
JL906
B:CHIP
#
FB902
BLM21P221SG
JL907
C914
#
0.0022
50V
B:CHIP
C
(AUDIO AMP)
F G
1
2
SPL
CN901
3P
1 SP_L+
SPEAKER
2 N.C.
(L)
3 SP_L-
3
SPR
CN902
2P
WHT
:SMD
1 SP_R+
SPEAKER
2 SP_R- (R)
4
(17/19)
5
H