Infinity Reference 1600a Service Manual page 27

1
1600a Reference Series
D
C3 R9
22U/50V 47K
R1 C12
20K 10P
J1A
RCA-4CH
1
1
RCA IN R6
47K
3
3
J1B
RCA-4CH
C4 R11
R4 22U/50V 47K
22K
C13
10P
R7
47K
C
JK1
1
1
2
2
MODL
3
3
4
+12V
RJ-11 R39 4.7K R60
220R
B
Q3
5551
R91
1K
A
1
2
C15
100P
C30
471
R13
47K
U1A
R38
2 R21 5.1K
1 2 R47
3 1
10K 3
C36 100R C31
JRC4560
100P R37 U2A 2
2.4K JRC4560 VR1A
B20K 22U/50V
R50
470R
C16
100P
R14
47K
C18
104 R74 -12V
100R
6 R22
7
5
U1B
10K
C37
JRC4560
100P
R86
100R
C19
+12V
104
+12V
LCR1
LCR0202
R81
5K1 VR2A VR2B
+12V
B50K B50K
1 6 3
R70
15K R83
Q1 100K
5551
R10
1K
R76 R71
10K 47K
R59 D51
10K
4N35
4148
C35
R61
200K 47U/16V
C45
R92 C120
104 R190
47K 22P
R197 100R
U6A +12V
5 U6B 2.2K JRC4560
+
7 3
+
6 1
-
JRC4560
2
-
R84
R94 C123 100K
R93
C54
C53 150K 124
R87
150K
153 103
4.7K
C52 R95 R32 C121
183 4.7K 104
56K
R189
R96
1 3 100R
100K VR4A
C500K
-12V
2
3 4
C32
R23 22p
47K R25
47K
ROU
R180
47K 2
C115 R187 1
104 100R 3
-12V
U3A
C38 R51 JRC4560
100P 0R
R80
R18 3.9K
1K 6
7
RADIO
5
U5B
JRC4560 C33
22p
R181 R26
LOU
C118 47K 47K
104 R188
C90
100R
104 R125
R24 6
100R
47K 7
+12V 5
C108
R52
104
0R
R101
100R
+12V
C46
154
2
R82
1
5K1
4 3
U5A
JRC4560
C47
333
SIG
C41
2.2U/50V
26
3 4
5
C7
22U/50V
R53 1k R62
100K
J1C
RCA-4CH
5
5
OUTPUT
7
7
J1D
RCA-4CH
C8
-12V
22U/50V
R54 1k R63
100K
U3B
JRC4560
R68
47K
R196
47K
C25
222
9
8
R89
RJ1 7
100R
6 -12V
RJ45 IN
5
R75
4
47K
3 REM
2 DIAG
1
R195
47K
R90
+12V
9
100R
8
RJ1 7
6
5
RJ45 OUT
4
3
C10 R15
2
1
R5 22U/50V 47K
22K
C14
10P
C11 R16
C9 22U/50V 47K
22U/50V
R8
20K
L3
10R/100MHZ
ECN NO DESCRIPTON APPROVED DATA
PART NAME:
PRODUCT MODE:
infinity REF-1600
5
6
D
C
C44 102
R194
47K
2
1
ROU
3
U4A
JRC4560
C48 104
C22 100P
R77 47K
6
7
LOU
5
U4B
JRC4560
C51 104
B
C17
100P
R17
20K
C20 -12V
R128
100R
6 104 R27
7 3K
SUB
5
U2B
JRC4560
C40
100P R144
+12V
100R
C21
104
A
DW GNO:
PART NO:
SCALE: 1:1 DRAWN BY: DATA:
SING
UNIT: MM CHECKED BY: DATA:
SIZE: A4 APPROVED BY: DATA:
REV: 2.0
SHEET: 1/4
6