TX-SR308 HT-R280/ 380/ 538/ C230
PRINTED CIRCUIT BOARD VIEWS-1_2
AMPLIFIER SECTION
U0010
BAAF-0341 (AMPLIFIER PC BOARD)
B-side(Soldering side)
U0011
BAPS-0342 (FL TUBE -VP PC BOARD)
B-side(Soldering side)
U0014
BAETC-0345 (TRANS TRM PC BOARD)
B-side(Soldering side)
U0012
BAETC-0343 (THERMAL SEN PC BOARD)
B-side(Soldering side)
A
1
2
3
4
5
B
C
D
E
F
G
H
C4001
C4002
C4007
C4008
C4013
C4014
C4015
C4016
C4017
C4018
C4035
C4036
C4037
C4090
C4091
C4131
C4203
C4204
C4205
C4208
C4211
C6050
C6051
C6052
C6053
C6054
C6057
C6093
C6094
C6120
C6121
C6122
C6123
C6124
C6127
C6911
D4206
D4208
D4216
D4218
D6020
D6021
D6022
D6023
D6024
D6027
D6033
D6034
D6051
D6052
D6053
D6055
D6057
D6704
D6902
L4001
Q4001
Q4003
Q4100
Q4101
Q4102
Q4103
Q4104
Q4105
Q4106
Q4107
Q4108
Q4109
Q4117
Q4130
Q6021
Q6024
Q6051
Q6052
Q6053
Q6055
Q6057
Q6707
R4000
R4003
R4004
R4007
R4008
R4013
R4014
R4015
R4016
R4017
R4018
R4019
R4020
R4023
R4027 R4029
R4035
R4036
R4043
R4044
R4047
R4048
R4053
R4054
R4055
R4056
R4057
R4058
R4059
R4060
R4067
R4068
R4069
R4075
R4076
R4078
R4079
R4080
R4081
R4082
R4085
R4086
R4087
R4088
R4089
R4090
R4091
R4092
R4093
R4094
R4095
R4096
R4097
R4098
R4099
R4100
R4101
R4102
R4103
R4104
R4105
R4106
R4107
R4108
R4109
R4110
R4111
R4112
R4113
R4114
R4115
R4116
R4117
R4118
R4119
R4127
R4130
R4131
R4132
R4133
R4134
R4166
R4167
R4180
R4181
R4182
R4189
R4190
R4192
R4193
R4194
R4195
R4196
R4211
R4213
R4303
R4304
R6010
R6011
R6012
R6013
R6014
R6017
R6070
R6071
R6072
R6073
R6074
R6077
R6080
R6081
R6082
R6083
R6084
R6087
R6090
R6091
R6092
R6100
R6101
R6102
R6103
R6104
R6107
R6110
R6111
R6112
R6113
R6114
R6117
R6120
R6121
R6122
R6123
R6124
R6127
R6130
R6131
R6132
R6133
R6134
R6137
R6211
R6213
R6214
R6215
R6216
R6217
R6218
R6219
R6230
R6231
R6232
R6233
R6234
R6237
R6501
R6502
R6709
R6710
R6902
R6903
R6912
Z2L CH
A
GND Z2R CH
AUX GND
AUX L
SPRLCS
SPRLSB_SPB
HPDET
Z2 MUT
A MUTE
QPWBCAF0341B1
25140341A
1
U_POR
T_L
GND
U_POR
T_R
+15V/+12V
-15V/-12V
VOLH
VPROT
MIC
SPRL_F
PRERLSB
NC
RTAD
LTAD
DACSBR
DACSBL
DACSR
DACSL
DACFR
DACFL
DACSW
DACC
+15V/+12V
-15V/-12V
VL DA
VL CK
AUX R
AGND
AGND
RI
RI_GND
TU_R
TU_L
TU_GND
SEC1H
IPROT
HP_GND
SLG
SLG
FLG
CG
FRG
SRG
SWG
NC
NC
SLG
SLG
FLG
CG
FRG
SRG
SWG
NC
NC
SW
SR
R
C
L
SL
NC
SW
SR
R
C
L
SL
NC
1
1
1
8
8
81
30
31
50
51
100
80
C962
D962
D964
D965
R962
R963
R964
QPWBCAF0341B1
25140342
1
BLK
QPWBCAF0341B1
25140345
1
1
1
1
C6630
C6631
TP631
QPWBCAF0341B1
25140343
1