Sony BKPF-L753A Maintenance Manual page 31

Sony analog audio distribution board maintenance manual
Table of Contents

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Section 7
Board Layouts
BKPF-L753A
ADA-55
ADA-55
SUFFIX: -14
SUFFIX: -14
ADA-55
SUFFIX: -14
ADA-55
SUFFIX: -14
7-1
7-1
--------------------
ADA-55(1-668-838-14)
--------------------
C1
K3
C94
F2
R18
C2
C3
C95
G2
R19
C3
C3
C96
H2
R20
C4
E3
C97
J2
R21
C98
J3
C5
E3
R22
C6
C1
R23
C7
D2
CN101
L2
R24
C8
C1
R25
C9
C1
COR1
A2
R26
C10
D1
COR2
A1
R27
C11
C1
COR3
C2
R28
C12
C2
R29
C13
C2
D1
A2
R30
C14
C1
R31
C15
C1
DD36
D3
R32
C16
E2
R33
C17
E3
E1
J3
R34
C18
F2
E2
A2
R35
C19
F3
E3
C2
R36
C20
F2
R37
C21
F3
IC1
C2
R38
C22
B3
IC2
C1
R39
IC3
B2
C23
B2
R40
C24
B2
IC4
B3
R41
C25
B2
IC5
B1
R42
C26
B2
IC6
B2
R43
C27
A3
IC7
F1
R44
C28
B3
IC8
H1
R45
C29
B2
IC9
E2
R46
C30
B2
IC10
H3
R47
C31
B2
IC11
J3
R48
C32
B1
R49
C33
B1
L1
K3
R50
C34
A1
L2
E2
R51
C35
C1
L3
E3
R52
C36
B1
R53
-A SIDE-
C37
B1
PS1
K3
R54
C38
B1
R55
C39
A1
Q1
A2
R56
C40
B2
Q2
A2
R57
Q3
A2
C41
B1
R58
C42
E1
Q4
A2
R59
C43
D1
Q5
G1
R60
C44
D2
Q6
G1
R61
C45
E2
Q7
H1
R62
C46
F1
Q8
H1
R63
C47
F1
Q9
G3
R64
C48
E1
Q10
G3
R65
C49
F1
Q11
H3
R66
C50
H1
Q12
J3
R67
C51
H1
Q13
G1
R68
C52
G1
Q14
G1
R69
C53
H2
Q15
H1
R70
C54
F2
Q16
H1
R71
C55
E2
Q17
G2
R72
C56
E2
Q18
G2
R73
C57
E2
Q19
H2
R74
C58
H3
Q20
H2
R75
Q21
F1
C59
H3
R76
C60
H3
Q22
G1
R77
C61
H3
Q23
H1
R78
C62
E1
Q24
J1
R79
C63
F1
Q25
F2
R80
C64
H1
Q26
G2
R81
C65
H1
Q27
H2
R82
C66
E2
Q28
J2
R83
C67
E2
Q29
F2
R84
C68
H3
Q30
G2
R85
C69
H3
Q31
H2
R86
C70
F1
Q32
J2
R87
C71
H1
Q33
F2
R88
C72
E1
Q34
G2
R89
C73
H2
Q35
H2
R90
C74
G1
Q36
J2
R91
C75
H1
Q37
J3
R92
C76
G3
R93
R1
D1
C77
H3
R94
C78
G1
R2
D1
R95
C79
G1
R3
D1
R96
C80
H1
R4
D2
R97
C81
J1
R5
A2
R98
C82
F2
R6
A2
R99
C83
G2
R7
A2
R100
C84
H2
R8
D1
R101
-B SIDE-
C85
J2
R9
A2
R102
C86
F1
R10
D1
R103
C87
G1
R11
L3
R104
C88
F3
R12
L3
R105
C89
G3
R13
A2
R106
C90
F1
R14
A2
R107
C91
G1
R15
D2
R108
C92
H2
R16
D1
R109
C93
J1
R17
D1
R110
D1
R111
H1
R112
G2
C2
C2
R113
G2
A2
R114
H2
C1
R115
H2
C1
R116
G2
A1
R117
G2
A2
R118
H1
C1
R119
H1
D2
R120
G2
C1
R121
G2
D1
R122
H2
R123
H2
C1
C1
R124
K1
C1
R125
K2
C1
R126
K1
C2
R127
K2
B1
R128
K1
A2
R129
K1
A2
R130
K2
A2
R131
K2
A2
R132
K3
A2
R133
K2
B2
R134
K2
B3
R135
K2
A1
R136
K3
A1
R137
K2
A1
R138
K2
A1
R139
K2
A1
R140
A1
R141
A1
B2
C2
R142
A1
B2
R143
A2
B2
R144
A2
B2
R145
A2
B2
R146
A1
B1
R147
A2
B2
R148
K3
B1
R149
K3
B1
B2
RB2
K3
B1
B1
RV1
C1
B1
RV2
C2
B1
RV3
A3
B1
RV4
A1
E1
G1
S1
D1
E2
S2
D1
H3
E1
TP1
C1
F2
TP2
C1
G1
TP3
D1
H1
TP4
D1
E2
TP5
D2
E2
TP6
D2
H3
TP7
G2
H3
TP8
G1
F1
TP9
H2
H1
TP10
J1
F2
TP11
J1
H3
TP12
K1
F1
TP13
J2
H1
TP14
K2
E1
H2
F1
H1
F2
H3
G1
G1
H1
J1
G3
G3
H3
J3
F1
G1
F3
G3
F2
G2
H1
J2
F2
G2
H2
J2
G1
G1
H1

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