Panasonic SA-HT940PC Service Manual page 63

IC2906
IC2105-(1)
C0JBAR000326
C0ABCB000088
MUSIC PORT
MUSIC PORT AMP
SELECTOR
2(6)
4(5)
+ 3(12)
1(14)
_
3(10)
2(13)
IC2103
C0AABB000125
HEADPHONE AMP
(6)2
- 7(1)
(5)3
+
4 8
IC5001
RSN704D65-P
-B +B
DIGITAL POWER AMP
Q2201
Q2101
MUTING
MUTING
CONTROL
SURROUND L
SL OUT (SR OUT)
(R)
1(3) CH6 IN
(CH5 IN)
FRONT L
FL OUT (FR OUT)
(R) 5(7)
CH4IN
(CH3 IN)
C OUT CENTER 13
IN 2
SUBWOOFER 25
IN 1
22
CLK IN 1/2
4
MUTE_4
Q2911-2914
2
MUTE_5.6
MUTING
6
MUTE_3
SUB W
+B
MUTE/PREN/STBY
10-12V:OPERATING
17
4-8:MUTE
0-2V:STANDBY
Q5025
Q5023
MODE
MUTING
SELECTOR
Q5022
MUTING
51 68 66 64
50
1(12)
14(13)
15(11)
CTRL
9
CH6 OUT 49(48)
(CH5 OUT)
CH4 OUT 40(41)
(CH3 OUT)
36
+V OUT2
34
-V OUT2
30
+V OUT1
32
-V OUT1
Q5001, 5002
Q5095, 5096, Q5031
D5041
16 DC
PRMON
DETECT
(NORMAL:H
IC5002
ABNORMAL:L)
C0ABBA000163
23 OPERATIONAL AMP
CLK MODE1/2
Q5015, D5031
35
+VCC2
VOLTAGE
31 DETECT
+VCC1
PR IN
15
Q5014
IC2004
EEPROM
(Not Supplied)
5 6 3 4
23 25 24 87
FL6901
FL1
FL DISPLAY
FL2
IC6901
C0HBB0000057
DISPLAY DRIVER
D6902
1
LED2
D6903
2
5
LED3
X OUT
D6904
3
LED4
D6905
4
LED5
7 8 9 43 44 30
+B -B
90 89 87
IC2001
MN101C49GHF
SYSTEM CONTROL
VSS VSS
14 95
63
F-MORT-LCH
Rch
CN2003
ROLE CHG
Rch
RF PCONT
RF LINK
RF DET
M PORT DET
Q2098 +B
Rch
SURROUND L+
SURROUND R+
Rch
FRONT L+
FRONT R+
Rch
CENTER+
CENTER-
SUBWOOFER+
SUBWOOFER-
KEY SWITCH
(S6900-6907, KEY SWITCH
(S6801-6808)
S6909,6910)
46 21 20 19 47
2 6 71 31 35
AVSS HB EN WS EN
1 62 57
SA-HT940P/PC BLOCK DIAGRAM
SA-HT940P / SA-HT940PC
7
6
1
2 JK6802
MUSIC PORT
3
4
5
10 MASTER/SLAVE
4 WIRELSS RCH
WIRELSS LCH
2
VM MUTE
5
WIRELSS
7 LINK
6 VM DETECT
1 ID SET
+5V
9
7
6
1
JK6801
2
PHONES
3
4
5
JK5400
6
12
5
11
4
10
3
SPEAKERS
9
2
8
1
7