Sharp HT-DD5000W Service Manual page 17

HT-DD5000W
A
FC801
18
CNS801B
18 17 16 15 14 13 12 11 10
B
+B
–B
+B
C
7
6
D
5
4
TO POWER
3
AMP.SECTION
P18 1-E
–B
2
A+12V
1
+B
E
+B
F
MAIN PWB-A(1/2)
G
H
NOTES ON SCHEMATIC DIAGRAM can be found on page 38.
1
TO DOLBY PWB
P24 5-H
CNS801A
9 8 7 6 5 4 3 2 1
–B
+B
–B
+B
+B
FM SIGNAL
TO DISPLAY PWB
P23 7-H
CNS4
2
Figure 16 SCHEMATIC DIAGRAM (1/12)
TO VIDEO
JACK PWB
P20 5-A
FC1
1
21
CNS403
CNP403 CNS1B
6 5 4 3 2 1
21 20 19 18 17 16 15 14 13 12 11 10
V_MUTE
V_SW1
V_SW2
AC3_SCK
AC3_SI
AC3_SS
AC3_RES
ADPD
DAPD
TO AC3
D_SEL
SW_ON
DEM0
DEM1
–B
+B
VH(–)
VH(+)
P_GND
VL(+)
VL(–)
A–12V
Q406
2SB562 C
VOLTAGE REGURATOR
–7V
–B –7.2V
–7.8V
C476B
10/50
M_GND
A+12V
Q405
VOLTAGE
2SD468 C
REGURATOR
+7V
7V 12.2V
C475B 7.6V
10/50
A_GND
D_GND
A_5V
VOLTAGE
REGURATOR 2SD468 C
AC3_3V
3.4V
4.0V
AC3_GND
AC3D_GND
V_GND
POWER PWB-D2
VF1
1
–VPP
2
VF2
3
µ–COM_5V
4
D_GND
5
POW_SW
6
POW_1
7
POW_2
8
3 4
– 16 –
TO DISPLAY PWB
P22 1-E
CNS1A
9 8 7 6 5 4 3 2 1
–12V –21.6V
Q620
2SB1375 Y
–12V –12.8V VOLTAGE
REGURATOR
R496B C627
270 220/25
ZD621
C478 MTZJ13A
1/50
+B 12.2V 16.9V
Q622
VOLTAGE
2SD2012 Y
REGURATOR
13V
SWITCH
16.9V
R624
R495B D631
47 Q621
R622
270 1N4148
13.6V 1K
KTC3199 GR
C477 C634 ZD622
1/50 47/25 MTZJ130C
Q624
VOLTAGE
+B
Q625
2SD2012 Y
REGURATOR
4.9V 11.6V
4.9V
R627 Q623
D632
R628
82 KTC3199 GR
1N4148
22
5.5V
SWITCH
C638
6.18V
ZD623
47/25
MTZJ6.2B
R607
10K
0.5V
SWITCHING
R608
Q603
47K
KTC3199 GR
5
TO TUNER P
P27 12-G
1
CNS201
CNP201
9 8 7 6
12 11 10 5
TUN_ST
TUN_SD
TUN_CE
TUN_DI
TUN_CK
TUN_DO
TUN_MUTE
D621
~
BR102J02
+
–
~
C6
0
D622
~
BR102J02
+
–
+B
~
D624
D623
1N4004S
1N4004
D625
1N4004S
D626
1N4004S
+B
D628
1N4004S
D627
1N4004
R625
D629
330
1N4004S
D630
1N4004S
VOLTAGE
ZD612
MTZJ6.8C
–32V –35.9V
R616
220
–32.6V
R617
220
VOLTAGE
REGULATOR
Q602
2SD468 C
4.7V
7.3V
R606
1K
R605
47
0V
ZD602
MTZJ5.6B
0V
C619
0.047
6