Sharp HT-DP4000 - Page 13

HT-DP4000
– 13 –
Figure 13 BLOCK DIAGRAM (2/2)
2
1
3
REMOCON
RX1
REMOTE
SENSOR
8
4
1
2V
A+12V
IC561
NJM4558D
BUFFER
REAR
OUT
CENTER
7
1
L
R
8
4
OUT
1
7
–
12V
J581
HEADPHONES
A+12V
4
OUT
–
12V
SUB WOOFER
2
5
1
+B1
3
–B1
5
1
10
+B1
3
IC701
LM2876
POWER AMP.
IC702
LM2876
POWER AMP.
IC703
LM2876
POWER AMP.
IC704
LM2876
POWER AMP.
IC705
LM2876
POWER AMP.
–B1
8
5
1
+B1
3
–B1
8
T.F
F611
800mA
L-CH IN
5
1
10
+B1
3
–B1
8
REAR-OUT
5
1
+B1
3
–B1
8
+
L-CH OUT
R-CH OUT
+
+
+
–
GND
–
GND
–
GND
–
GND
FRONT
L-CH
SO701
FRONT/
CENTER/
SUB SPEAKER
FRONT
R-CH
CENTER OUT
CENTER OUT
SUB WOOFER
R-CH IN
S/W IN
CENTER IN
REAR-IN
D630
7
4
7
4
Q701
Q702
8
10
10
10
F-MUTE
Q751
Q752
7
4
S-MUTE
Q771
Q772
7
4
C-MUTE
Q781
Q782
7
4
R-MUTE
D621-D624
VOLTAGE
REGULATOR
Q621
Q622
VOLTAGE
REGURATER
A-12V
Q611
T601
POWER SUB
AC POWER
SUPPLY CORD
AC 120V 60Hz
D601–D604
Q603
VOLTAGE
REGULATOR
Q601
µ-COM5V
A+12V(ANALOG)
1 2 3 4
5 6 7
8 9
10
11 12
13 14
15
16
17
18
19
20
21
22 23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51 52
53
54 55 56 57
58
59
60 61 62
63 64
65
66
67 68
69 70
71
72
73 74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
TUN-DO TUN-DI TUN-CK TUN-CE TUN-MUTE TUN-SD TUN-ST VDD OSC2 OSC1 VSS XI XO MMOD VREF KEY1 KEY2 KEY3 AREA SP-LEVEL MODEL
RESET
V-DATA
POW-SW
R-RLAY
C-RLAY
PROTECT
FAN
1G 2G
3G 4G 5G 6G 7G 8G 9G
10G
P1 P2
P3 P4 P5 P6 P7 P8 P9
P10
P11
P12
P15
P16
NC
NC
NC
NC
DAPD
ADPD
AC3-RES
AC3-SS
AC3-SI
D-SEL
AC3-SCK
SW-ON
PRO-ENA
PRO-DI
PRO-CK
V-SW1
V-SW2
V-MUTE
SW-RLAY
FA-RLAY
SW-MUTE
C-MUTE
R-MUTE
F-MUTE
JOG DOWN
JOG UP
REMOCON
AC3-SO
SYS-STOP
POWER
V-CK
V-LATCH
FS-CK
FS-DATA
FS-STB
VREF+
ALC
SW2-SW8
SW9-SW15
KEY MATRIX
LED1
STAND-BY LED
LED2
TIMER LED
SW23
JOG
SW1
POWER
Q6
RESET
µ-COM+5V
Q7
Q8
ZD1
VPP
VF1
(AC)
V
F2
A
C)
VF1
(AC)
-VPP
VF2
(AC)
+
–
–
+
L-CH
GND
GND
R-CH
S0702
SURROUND
SPEAKER
IC1
IX0001SJ
SYSTEM
MICROCOMPUTER
FL DISPLAY
FL1
OVER CURRENT
DETECTOR
OVER CURRENT
DETECTOR
Q784
SUB WOOFER OUT
Q705
Q707
Q708
OVER CURRENT
DETECTOR
SWITCHING
OVER CURRENT
DETECTOR
OVER CURRENT
DETECTOR
Q706
Q754
Q774
SPSWA
SPSWB
POW-1
POW-2
RLY601
T602
POWER
TRANSFORMER
SWITCHING
F601
4A/125V
76 P13
77 P14
VR1
SUB WOOFER
VOLUME
22 POSISTER
23 NC
53 LED1
XL1
32.768kHz
XL2
8MHz
LF601
-B1
+B1