Panasonic SA-HT740P, Service Manual

Page: 87 / 135

Q2201
Q2101
8 4
(5)3
7(1)
(6)2
HP MUTE
50
-
+
SUB W
C OUT
FL OUT (FR OUT)
SL OUT (SR OUT)
C0AABB000125
IC2103
HEADPHONE AMP
MUTING
CONTROL
MUTING
-B +B
FL DISPLAY
2
KEY1
6
KEY2
MN101C49GHF
IC2001
SYSTEM CONTROL
5
X IN
X OUT
FL00
G1
P17
G10
P1
G1 P17 G10 P1
FL6901
(S6801-6808)
KEY SWITCH
S6909,6910)
(S6900-6907,
KEY SWITCH
DISPLAY DRIVER
IC6901
C0HBB0000057
C3EBEG000073
IC2004
EEPROM
C0ABBA000163
IC5002
Q5014
Q5015, D5031
OPERATIONAL AMP
(Not Supplied)
ECS EDA ECK
23 25 24
4 3 6 5
SK DO CS DI
SA-HT740P/PC BLOCK DIAGRAM
1 95 14
AVSS
62
HB EN
57
WS EN VSS VSS
MPORT DET
47
RF DET
19
RF PCONT
20
RF LINK
21
ROLE CHG
46
DC
DETECT
CH6 OUT
(CH5 OUT)
CTRL
CH6 IN
(CH5 IN)
SURROUND L
(R)
FRONT L
(R)
CENTER
SUBWOOFER
CH4IN
(CH3 IN)
CH4 OUT
(CH3 OUT)
PRMON
(NORMAL:H
ABNORMAL:L)
MUTE/PREN/STBY
10-12V:OPERATING
4-8:MUTE
0-2V:STANDBY
+V OUT2
IN 2
1(3)
9(7)
13
25
22
2
6
17
49(48)
40(41)
36
34
30
32
D5041
Q5001, 5002
Q5095, 5096, Q5031
16
23
IN 1
CLK IN 1/2
MUTE_5.6
MUTE_3
MUTING
Q2911-2914
-V OUT2
+V OUT1
-V OUT1
+B
Q5022
Q5023
Q5025
2(13)
1(14)
3(12)
1(12)
14(13)
15(11)
+
_
MUSIC PORT AMP
IC2105-(1)
MUSIC PORT
SELECTOR
C0JBAR000326
IC2906
4(5)
9
2(6)
3(10)
MOD DA
64
MUTE F
66
MUTE C
SELECT A
68 51
WIRELSS
Rch
CN2003
+5V
VM DETECT
ID SET
JK6801
PHONES
LINK
VM MUTE
WIRELSS LCH
WIRELSS RCH
MASTER/SLAVE
ROLE CHG
Q2098
RF PCONT
RF LINK
RF DET
M PORT DET
1
9
6
7
5
2
4
10
SPEAKERS
JK5400
1
7
8
2
9
3
10
4
6
12
5
11
71
P CONT
31
SYNC
AM BP
35
7
6
1
2
3
4
5
Rch
SURROUND L+
FRONT L+
CENTER-
SUBWOOFER-
SU
+B
JK6802
MUSIC PORT
F-MORT-LCH
7
6
1
2
3
4
5
Rch
FL CK
FL DAT FL STB
90 89 87
30 44 43 9 8 7
-VP GND VCC STB CLK D IN
+B -B
CLK MODE1/2
+VCC2
+VCC1
PR IN
IC5001
DIGITAL POWER AMP
RSN704D65-P
Rch
Rch
COIL
VOLTAGE
DETECT
35
31
15
FL1
FL2
SURROUND R+
FRONT R+
MUTING
MODE
SELECTOR
MUTING
87
DC DET
C0ABCB000088
SA-HT740P / SA-HT740PC
61