Service Manuals, User Guides, Schematic Diagrams or docs for : panasonic DVD SA-HT75 sch14
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SCHEMATIC DIAGRAM - 14
: +B SIGNAL LINE : -B SIGNAL LINE : MAIN SIGNAL LINE : DVD(VIDEO) SIGNAL LINE
INPUT CIRCUIT
C181 R139 R136 C143
50V1 5.6K 100 50V1
R186 C141 SL
SUR_R <0V> R137 5.6K C146 C149 50V1
C182 3.3K ((0V)) 50V1 Q130
50V1 0.01 SR
R141 B1AAGC000007
R131
100K
R140
R187 Q131 R138 R183 R184 27K 100 MUTING SWITCH
R182
SUR_L <0.68V> 27K 56K 56K
R132
47K
R181
3.3K (SURROUND RCH)
47K
<0V> ((-3.06V))
1K C145
((0V)) C148
C144 100P 47P
47P C147
100P Q131
<0V>
((0V)) B1AAGC000007
((7.8V))
MUTING SWITCH
<7.8V>
R130
100K
Q130
((0V))
((0V))
((0V))
((0V))
((0V))
((0V))
<0V>
<0V>
(SURROUND LCH)
<0V>
<0V>
<0V>
<0V>
<0.68V>
((-3.06V)) R149
<0V> 1K
((0V)) 7 6 5 4 3 2 1
C140
+VCC
50V1
-
-
+ + IC103
SUR_L SUR_R
IC103 M5228FPE1
C137 C142 SW CCH QUAD OP AMP
-VCC
50V2.2 50V3.3 + +
-
-
R133
150K R135 8 9 10 11 12 13 14
Q132
<-7.8V>
((-7.8V))
<0V>
((0V))
<0V>
((0V))
<0V>
((0V))
<0V>
((0V))
<0V>
((0V))
<0V>
((0V))
1K
R150 <1.71V> <1.63V> Q132
R134
100K
B0BC5R000009
((5.1V)) ((-3.06V))
1K KRA111MTA
1 MUTING CONTROL
D103
<0V>
2 ((4.95V))
TO
ASP CIRCUIT 3
+7.5V C154
(CN105) ON 4
-7.5V
C150
47P C151 C153 47P R145 C155
SCHEMATIC CCH
R143
5
100K
DGND C228 R221 680P 680P 4.7K 16V10
DIAGRAM-15 R142 C152
R129 R144
6 100K 0.01 82K R146
CCH 50V1 2.2K 4.7K 2.7K
7
C156 1
CP105 SWCH FL
16V10 R162 C159 SW
2
1K 16V10 FR
100K
<0V> R155 C158
((0V)) 2.2K 3
16V10 R163 SL
680 4
1
SGND Q133 <0.68V> R156 R157 R158
SR
TO
R147
R148 5
2 <0V> ((-3.06V))
1K 2.2K 1K 100K CCH MAIN
TO ASPECT ((0V))
6 CIRCUIT
ASP CIRCUIT 3 <0V> SW
SUR_L
(CN103) ON 4
((0V))
SGND
7 (H505/W505)
SCHEMATIC
SUR_R
Q133 8 ON SCHEMATIC
5 <0V> R161 DGND
DIAGRAM-15 SW_ATT1
B1AAGC000007
R154
1K
((0V)) Q135 2.2K 9
DIAGRAM-25
<0V>
R153
47K
6 SWITCH ((0V)) CEN_F
SW_ATT2 <0V> 10
7 ((0V)) SW_MIX
S_MUT
11
CP103
R160 <0V> Q136 -7.5V
R159
((0V)) 12
47K
1K <0V> +7.5V
R164 ((0V)) CN102
10K R168
12K
C219 50V3.3 C232 LCH
1 50V2.2
FL R165 R169 C129
2 C224 50V3.3 3.9K 100P
2.7K
FR C160
3 0.01 R166 AUX
TVL 18K C136 R197
4 0.01 3.9K C128
TO TVR C161 C162 C163 R196
100P
((-7.8V))
100P 47P
<-7.8V>
ASP CIRCUIT 5 16V10 RCH
VCRL
((0V))
((0V))
((0V))
12K
<0V>
<0V>
<0V>
(CN104) ON 6 LCH
SCHEMATIC VCRR R199 R198
7 4 3 2 1 Q135-Q136 3.9K 12K C132
DIAGRAM-15 AUXL 100P
8
VEE B1AAJC000007 VCR
AUXR SUBWOOFER LEVEL C133
9 SW2 CONTROL SWITCH R230
0.01 C131
LINEOUTL 3.9K R229 100P
10 IC104 12K
LINEOUTR SW1 RCH
CP104 R231
LCH
VCC IC104 12K
R173 5 6 7 8 R232 C135
10 KIA4558FEL 3.9K 100P
<7.8V>
((7.8V))
<0V>
((0V))
<0V>
((0V))
<0V>
((0V))
DUAL OP AMP
TV
R174
10 R234 C134
3.9K 100P
R175 C164 C165 C166 RCH
10 100P 47P 0.01 R233
12K JK104
R176 R167 10K
10
ASPECT R235
1.2K
RCH
LINEOUTR
R236 C125
LINEOUTL 100K 100P
LINE OUT
AUXL R238 C126
100K 100P
AUXR
LCH
R237
TVL 1.2K JK103
TVR
VCRL L102-L104
VLP0145-T
VCRR
S_VIDEO
1 Y C 3 JACK
C112 6.3V1000 L102 2G 4
C111 6.3V1000 L103
L104
L106
VLP0145-T R151 R152
12K 12K 6 5 4 JK101
S101
L105
R185
K0D122B00082
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