Service Manuals, User Guides, Schematic Diagrams or docs for : panasonic Audio SA-HE70 sch7_9
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SCHEMATIC DIAGRAM - 7
: +B SIGNAL LINE : -B SIGNAL LINE : FM/AM SIGNAL LINE : MAIN SIGNAL LINE
TO
PHONO EQ CIRCUIT (W402)
ON SCHEMATIC DIAGRAM-12
MAIN CIRCUIT CN401
1 2 3 4 5 6 7 8 9 10
IFIN
CK9162
TNR_CE
DT_9162
TU_L
SD
+14V
TU_R
RDS
+14V
TU_R
DT_9162
+14V
CK_9162
R423 R425 R426
1K 10K 10K
<1.18V>
<14.3V>
<0V>
<0V>
<0V>
<7V>
<0V>
<0V>
<0V>
<7V>
<0V>
<0V>
<0V>
<0V>
28 27 26 25 24 23 22 21 20 19 18 17 16 15
C401 C403 +VDD DATA CLK
50V4.7 0.01
R401 IC401
L CH
1K S1 S2 S3 S4 S5 S6 S7 S8 IC401 TC9163AN
C402 C404 -VSS STB GND BUFFER AMP
CD R402 50V4.7 0.01 1 2 3 4 5 6 7 8 9 10 11 12 13 14
1K
<0V>
<0V>
<0V>
<0V>
<0V>
<0V>
<0V>
<0V>
<-16.53V>
<0V>
<0V>
<0V>
<0V>
<0V>
R CH
R405
1K C405
L CH 100P
REC R424
(OUT) R406 1K R427
1K 10K
R CH
TAPE JK402 R407 STB_9162
1K -14V
L CH
PLAY TU_L
R408
(IN) 1K
R CH
R409
1K
L CH
TV R410
1K
R CH
JK403 R411
1K
L CH
RO R412
1K
R CH
VCR R413
1K
L CH
PB R414
1K
R CH
JK404 R403
1K
L CH
DVD R404
1K R415 C417 C413
R CH 1K 16V10 16V10
L1
JK405
-14V
<-16.51V>
<0V>
<0V>
<0V>
16V22
100K
100P
47K
4 3 2 1 C415 R419
0.01 100K
C411
C409
R417
R421
IC402
IC402 C0AABB000086
BUFFER AMP
16V22
100K
100P
47K
5 6 7 8 C416 R420
<0V>
<0V>
<14.3V>
<0V>
0.01 100K
C410
C412
R418
R422
R1 +14V
C414 16V10
R486 C482
1K 50V3.3 SW_OUT R416 C418
1K 16V10
MAIN_SWIN
SUB WOOFER
MAIN_SRIN
MAIN_SLIN
MAIN_CIN
STB_9162
OUT C483 R485
CK_9162
DT_9162
SOUT_R
TNR_CE
SW_MIX
SOUT_L
JK406 100P 100K
S-DET
AGND
+5.6V
OVL1
OVL2
+14V
-14V
RDS
MAIN
MAIN
_RIN
IFIN
_LIN
SD
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8
CN1000B CN901
TO TO
DIGITAL CIRCUIT PANEL CIRCUIT
(CN1000A) ON (CP901) ON
SCHEMATIC SCHEMATIC
DIAGRAM-3 DIAGRAM-10
SCHEMATIC DIAGRAM - 8
: +B SIGNAL LINE : -B SIGNAL LINE : MAIN SIGNAL LINE
MAIN CIRCUIT
LS3 LS4
C583 R593 IC651
NC(OPEN)
NC(OPEN)
OVERDET
16V10 2.7K
+HOUT
SENS+
-HOUT
SENS-
IC651
IHDET
SGND
MAIN_SLIN
DISP
GND
VH+
+VD
IN2-
IN1-
RLY
RSN313H25-P
Vo1
Vo2
VH-
-VD
DC
AC
R550 POWER AMP
Q553 <0V> 8.2K 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
<55.6V>
<-16.37V>
<-55.4V>
<-24.03V>
<-12.32V>
<-0.24V>
R583
<0V>
<-50.4V>
<-9.34V>
<-11.4V>
<0V>
<51.1V>
<0V>
<0V>
<0V>
<0V>
<0V>
<10.72V>
<0V>
<0V>
<24.05V>
<0V>
<-8.72V>
47K
<0V> R553 C535 R545
1K 0.1 680K
<0V> C653
Q554 <-16.36V> C657
6.8K
R681 180K
R584 820P 10P
C685
0.01
RS3 47K
R688
R685
R554
150K
R687
150K
150K
220K
<0V> 1K
R682
C654
820P
-14V C652 R654 D651, 652
D652
D651
R657
R679
63V33 1.8K 56K 1N5402BM21
MAIN_SRIN R594 R656
C584
16V10 2.7K 220 R671 82
RS4 R674 R655
4.7 220 R672 470
AF_MUTE
1000P
100V33
R653 R658
C668
C651
C667
R684
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