Panasonic SA-XR700EG Service Manual page 87

SCHEMATIC DIAGRAM - 11
MAIN (DIG2) CIRCUIT
B1
B2
TO MAIN (DIG2)
SECTION (1/4)
R6231
3.3
R6232
3.3
R6233
47K
C6233
0.1
DIG1 AP_3
DIG1 AM_3
SR CH
DIG1 VALID_3
DIG1 BM_3
DIG1 BP_3
DIG1 AP_4
DIG1 AM_4
SL CH DIG1 VALID_4
DIG1 BM_4
DIG1 BP_4
D6201
B0ACCK000005
TH6101
D4CA33033001
DIG1: MAIN (DIG1): SCHEMATIC DIAGRAM 4-9
DIG2: MAIN (DIG2): SCHEMATIC DIAGRAM 10-13
DIG3: MAIN (DIG3): SCHEMATIC DIAGRAM 14-15
14 15 16
: + B SIGNAL LINE : - B SIGNAL LINE : MAIN SIGNAL LINE
IC6201
C1BB00000835
DUAL H-BRIDGE DRIVER IC
1 NC 56
GVSS
2 NC GVDD 55
C6218 C6219 R6218 R6201
1
1 16V22 1
3 DVDD GLS_A 54
4 DVSS 53
SLS_A
5
NC SHS_A 52 4
6 DTC_HS GHS_A 51 R6203 2
C6205
3.3
0.022
7 DTC_LS BST_A 50
Q6201
R6205
3.3 B1DEGF000004
8 OC_H
DHS_A 49
AMPLIFIER
R6202
1
9 VRFILT GLS_B 48
R6234
68K
10 AP SLS_B 47
11 AM 46
SHS_B 4
12 /RST_AB GHS_B 45 2
R6204
C6206
3.3
0.022
13 BM BST_B 44
Q6202
R6206
3.3
B1DEGF000004
14 BP 43
DHS_B
R6251 AMPLIFIER
IC6201
1
CP
15 GLS_C 42
16 CM SLS_C 41
17 /RST_CD SHS_C 40 4
DM 2
18 GHS_C 39 R6253
C6255
3.3
0.022
19 DP BST_C 38
Q6251
R6255
3.3 B1DEGF000004
20 /SHUTDOWN DHS_C 37
AMPLIFIER
R6252
1
21 /ERR0
GLS_D 36
22 /ERR1 SLS_D 35
R6219
0
23 LOW/HIZ SHS_D 34 4
24 DVSS GHS_D 33
R6254 2
C6256
3.3
0.022
NC
25 BST_D 32
Q6252
R6256
3.3 B1DEGF000004
26 NC DHS_D 31
AMPLIFIER
27 OC_L GVDD 30
C6268 C6269 R6268
1 16V22 1
28 TEMP
GVSS 29
R6242
C6241
3.3 0.1
17 18 19
L6203
G0C50NZ00001
C6207 C6208
250V0.01 0.1
D6205
B0JCMG000016
5
R6207
L6201
2.7
G0C7R0K00003
3
QR6201
C6227 C6201
R6212 R6215 R6217
250V330P 0.33
4.7K 4.7 3.3
1
R6227
C6215 C6217
5.6 680P 0.01
C6222
1000P
L6204
G0C50NZ00001
QR6202
C6210
C6209
250V0.01 0.1
QR6201, QR6202
D6206
B0JCMG000016
5 B1GBCFQQ0002
R6209
L6202
2.7 SWITCH
G0C7R0K00003
3
C6229 C6202
R6214 R6216
250V330P 0.33
4.7K 4.7
1
R6229 C6216
5.6 680P
L6253
G0C50NZ00001
C6257 C6258
0.1
250V0.01
D6255
5 B0JCMG000016
R6257
L6251
2.7
G0C7R0K00003
3
QR6251
C6277 C6251
R6262 R6265 R6267
250V330P 0.33
4.7K 4.7 3.3
1
R6277 C6265 C6267
5.6 680P 0.01
C6272
1000P
L6254
G0C50NZ00001
QR6252
C6259 C6260
250V0.01 0.1
QR6251, QR6252
D6256
B0JCMG000016 B1GBCFQQ0002
5
R6259
L6252
2.7 SWITCH
G0C7R0K00003
3
C6279 C6252
R6264 R6266
250V330P 0.33
4.7K 4.7
1
R6279 C6266
5.6 680P
20 21 22
87
C6231
1000P
D6225
C6223 C6224
R6221 B0ACEM000009
220K 330P 330P
R6225
1
10K
3
2
R6222
220K
D6226
QR6203
B0ACEM000009
1
3
2
QR6203
C6232
B1GBCFNJ0004 1000P
SWITCH
C6281
1000P
D6275
R6271 C6273 C6274
B0ACEM000009
330P 330P
220K
R6275
1
10K
3
2
R6272
220K
D6276
QR6253
B0ACEM000009
1
3
2
C6275
1000P
QR6253
C6282
B1GBCFNJ0004
1000P
SWITCH
2 SA-XR700EG MAIN (DIG 2) CIRCUIT
/
4
23 24 25
SA-XR700EG
B1
B2
SR+
8
SR-
7
TO
SL+
6 SPEAKER
SL-
5 CIRCUIT
R+
(JW601) IN
4
R-
SCHEMATIC
3
DIAGRAM-19
L+
2
L-
1
P601
TO MAIN (DIG2)
SECTION (3/4)
26