Kenwood KAC-PS521, KAC-X521 PC BOARD
A B C D E
KAC-PS521/X521
1
PC BOARD (COMPONENT SIDE VIEW)
PREAMPLIFIER UNIT X08-4150-10 (J76-0010-12)
CN1
122
2
S7
S8
S9
124
3
R101
R102
R103
R104
ED1
16
17
1
64
R114
IC7
4
32
33 48
49
R115
C104
R111
R105
C101
R107
R108
R112
R106
C102
C103
R11
C105
C31
R12
103A
503C
503C
200mV
5V
INPUT SENS
C32
HI PASS
200Hz
50Hz
200Hz50Hz
LOW PASS
R8
R7
C68
C67
R64
C12
R63
C66
C65
R66
R65
C63
C64
8
VR2
VR1
VR3
R39
R40
IC1
7
C11
114
S1
S2
1
S3
HPF
S4
1
R6
C4
C6
R2
R4
R1
R3
C5
C3
R5
R33
ON OFF
OFFON
C107
R117
STMONO
1
I.S.F
1
ANP CONT
LPFOFF
R109
R110
D2
5
12
CN2
6
WH2
13
C35
R31
C25
C19
R72
R42
R41
R43
R74
C33
C74
R44
R46
C34
C28
R76
C75
R45
14 8
IC5
17
C27
C24
C23
R27
R30
R28
R29
C21
R23
R25
R26
C22
R24
C73
R32
R73
C39
R77
R52
C20
C26
C29
R17
R70
R79
C17
R55
R69
R78
R19
4
1
4
C48
R22
R21
C9
C10
R9
R10
C40
C18
C37
1
IC4
C38
IC6
C49
C41
C42
8
C30
R20
C43
C44
C45
5
R18
R56
R38
R34
C61
8
5
R13
C16
D1
R116
1
IC3
10
C13
C15
20
R14
R15
R16
11
X08-4150-10
Ref. No. Address
IC1 2D
IC3 6D
IC4 6D
IC5 6C
IC6 6D
IC7 4B
7
Refer to the schematic diagram for the values of resistors and capacitors.
8
JIHGF
KAC-PS521/X521
PC BOARD (FOIL SIDE VIEW)
PEAMPLIFIER UNIT X08-4150-10 (J76-0010-12)
TP5
TP21
TP22
TP25
TP23
TP29
TP30
TP183
TP31
TP75
TP180
TP28
TP27
TP181
TP15
TP74
TP9
TP17
TP76
TP72
TP64
TP189
TP186
TP185
TP184
TP16
TP18
TP7
TP10
TP3
TP6
TP19
TP59
TP11
TP20
TP8
TP1
TP13
TP14
TP12
TP60
TP4
TP2
TP132
TP94
TP93
TP106
TP105
TP104
TP103
TP102
TP101
TP100
TP128
TP92
TP99
TP98
TP130
TP129
TP91
TP123
TP125
TP124
TP121
TP118
TP119
TP117
TP120
TP116
TP122
TP126
TP127
TP115
TP114
TP113
TP112
TP111
TP110
TP109
TP108
TP107
TP90
TP88
1
2
3
4
TP89
TP40
TP39
TP41
TP42
TP38
TP47
TP49
TP35
TP51
TP46
TP48
TP50
TP45
TP52
TP36
TP56
TP55
TP193
TP44
TP53
TP43
TP192
TP54
TP182
TP69
TP65
TP188
TP70
TP66
TP37
TP71
TP32
TP78
TP61
TP187
TP68
TP67
TP73
TP63
TP62
Refer to the schematic diagram for the values of resistors and capacitors.
5
6
7
9
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