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JVC RX-D205SJ Service Manual page 24

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Regulator / DC-DC converter section
LVA10670-9
4.9V
1
0V
2
-24.6V
3
-32.6V
4
-24.6V
5
CN102
QGA2001C1-05
to CN902
of LVA10670-1
+7V
1
-7V
2
AGND
3
A+5V_DSP
4
A+5V_Vi
5
A+9V_Vi_Tu
6
+12V_RY
7
D+5V_DSP
8
D+5V_Mi
9
B+5V_Mi
1
DGND
2
HDMI+5V
3
XM+5V
4
POWER_ON
5
REGDET
6
TH2
7
FW117
to CN507
of LVA10669-1
1
2
3
4
from FW121
of LVA10670-4 (SHEET 1/12)
BLK_D205REG
-B+12V
Q444
KTA1046/Y/
2SD2394/EF/
-14.7V
R443
!
680
Q445
2SC3928A/RS/-X
-6.4V
R444
!
1.8k
100/35
UNF
1/4W
D444
C441
UDZW11B-X
100/25
DCDC_+12
2SD2394/EF/
2SD2394/EF/
!
DCDC_-B+12
LVA10670-6
BLK_AMP-B+12V
2-7
D+5V_Mi
DGND
FL1
-VPP
FL2
(SHEET 10/12)
Q103
R110
KTC3200/GL/-T
100k
-32.7V
C114
1/50
R109
22k
D117
UDZW8.2B-X
7.8V
-7.8V
0V
5.0V
4.9V
8.9V
18.0V
4.9V
D161
1A3G-T1
5.0V
D162
1A3G-T1
4.8V
5.6V
4.4V
3.8V
5.0V
(SHEET 5/12,6/12)
CN122
QGA2001C1-04
FAN
1
FANGND
2
CN103
QGA2501C1-02
to FAN MOTOR
R441
!
Q441
4.7
1/2W
UNF
-0.4V
!
-5.8V
R442
!
3.6k
1/2W
UNF
C443
D441
UDZW20B-X
-15.4V
1
1
-25.9V
2
2
Q174
0V
3
3
13.1V
4
4
!
67.0V
5
5
C178
13.6V
NI
6
6
-54.1V
Q175
7
7
0V
8
8
C179
-53.6V
9
9
NI
FW203
CN204
WJS0064-001A-E
QGA2001C1-09
!
CN106
QGA3901C1-08
from CN206
of LVA10670-11 (SHEET 1/12)
Fuse
F101/F102:QMF51U1-2R0-J8
MY
MY
C109
C108
0.047/50
0.047/50
Q102
D115
C110
KTA1046/Y/
1A3G-T1
220/50
-37.6V
C113
TH101
R108
4.7
-33.1V
3.3k
!
22/50
UNF
(1/4W)
D113
1A3G-T1
C112
C111
D114
22/50
100/63
1A3G-T1
!
D116
IC151
(with H.Sink HS151)
UDZW33B-X
A+5V_DSP
KIA7805API
5.0V
3
1
R183
2
2k
R184
47k
!
IC152
(with H.Sink HS152)
A+9V_Vi_Tu
KIA7809API
8.9V
3
1
R154
2
10k
R182
2.2k
!
IC153
(with H.Sink HS153)
KIA7805API
A+5V_Vi
4.9V
3
1
2
R181
100
Q162
RT1N140C-X
D+5V_XM
(with H.sink HS154)
!
IC154
R189
KIA7805API
UNF
NI
!
5.6V
R167
UNF
1W
3
1
4.7
UNF
NI
2
R190
Q165
RT1N140C-X
Q164
C167
0.1/25
RT1N140C-X
D211S/D212B ONLY
+12V_FAN
!
Q153
2SD2394/EF/
17.8V
D152
1SS355W-X
D154
RT1P141C-X
UDZW8.2B-X
C157
10/50
(With H.Sink HS157)
+7V
7.8V
C161
Q157
2SD2394/EF/
+7V
470/16
Q159
C160
R277
RT1N140C-X
100/16
0
C162
7V_GND
100/16
-7V
-8.4V
C163
470/16
!
-7V
-7.8V
(With H.Sink HS158)
AMP_-B+12V
C106
0.1/100
D119
NI
!
D109
10DDA20-FD
C105
0.1/100
!
D112
10DDA20-FD
R151
UNF
!
10
1W
16.7V
C153
C151
0.01/50
4700/25
UNF
(1/4W)
R152 4.7
!
15.5V
3300/25
C152
R153
UNF
!
0.47
1W
C155
0.01/50
R158
UNF
!
17.9V
10
1W
C158
0.01/50
D+5V_DSP
(with H.Sink HS171)
!
Q171
UNFR187
NI
2SD2394/EF/
15.8V
UNFR165
!
5.7V
22
1W
UNF
!
R188 22
1W
6.3V
UNF
R166
C164
2.2k
NI
1/4W
D158
UDZW6.2B-X
WJS0054-002A-E
FW104
CN105
QGA2001C1-07
!
R156
UNF
10
1/4W
!
Q151
R157
UNF
470
1/4W
Q152
RT1N141C-X
16.8V
R161
UNF
!
!
10
1/2W
8.4V
R162
UNF
!
D156
2.2k
(1/4W)
UDZW8.2B-X
D157
UDZW8.2B-X
R164
UNF
!
2.2k
(1/4W)
Q158
KTA1046/Y/
!
R163
UNF
10
1/2W
-19.5V
18.5V
HP_RY
1
AC_DETECT
4.8V
2
BCHANGE1
4.7V
3
BCHANGE2
4.6V
4
FAN_ON/OFF
0V
5
FAN_L
0V
6
HP_DET
0V
7
PROTECT
4.8V
8
FREQ_CTRL
0V
9
TH1
2.0V
10
TH_COM
0V
11
DC
DC

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