Infinity Reference Series 1300a Service Manual page 16
Reference series 1 channel power amplifier
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Also See for Reference Series 1300a:
- Instructions manual (8 pages) ,
- Reference (3 pages) ,
- Instructions manual (10 pages)
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1
C4
R3
W 22U/ 50V
47K
1
I NPUT
R1
C15
22K
CC101
CH1- I NPUT
D
C1
C5
R4
C18
NP/ 220U/ 25V
W 22U/ 50V
47K
CC101
L1
0R
C7
R8
W 22U/ 50V
47K
5
I NPUT
R7
C16
22K
CC101
CH2- I NPUT
C2
C9
R10
C21
NP/ 220U/ 25V
W 22U/ 50V
47K
CC101
L2
0R
C
C8
R9
W 22U/ 50V
47K
RJ 45 SUB
R2
C17
22K
CC101
RJ 45 GND
C3
C12
R14
C22
CC101
W 22U/ 50V
W 22U/ 50V
47K
L3
0R
C13
R32
W 22U/ 50V
1K
B
3
7
U3B
NJR4560
CH1- OUT
R53
100K
R54
100K
C14
R33
U3A
W 22U/ 50V
1K
NJR4560
7
1
CH2- OUT
A
1
1300a Reference Series
2
C19
CC101
R5
47K
U1A
R17
2
NJR4560
20K
1
3
R6
47K
C20
CC101
R12
47K
C10
W 22U/ 50V
- 15V
U1B
R18
6
NJR4560
20K
7
5
5
VR1B
B50K
+15V
R11
47K
R38
R13
750R
47K
C56
CC101
R64
47K
- 15V
U2B
R25
R21
R19
6
NJR4560
1K
10K
13K
7
REM
5
R40
R46
5K6
24K
+15V
R15
+15V
47K
R16 47K
C42
CC22P
RJ 45 RR
47K
R23
R20 47K
RJ 45 FR
- 15V
R24 47K
6
FR OUT
5
+15V
R34
0R
R35
0R
3
R29 47K
2
FL OUT
R60
47K
R28
47K
RJ 45 FL
47K
C44 CC22P
R63
RJ 45 RL
2
C23
CC101
R62
10K
U2A
R30
+15V
2
NJR4560
1K
1
3
R61
C53
C25
C27
0R
C6
CC104
CC104
CC104
CC104
- 15V
C54
C55
C26
C28
+15V
CC104
CC104
CC104
CC104
U4B
5
NJ R4560
7
6
- 15V
R39
4K7
C38
221
C37
R31
471
1K
R43 LCR- 0202
Q1
2
3
5551
R44
2M
1
4
R41
+15V
1K8
RTH1
R22
60
10K
R48
62K
U4A
R50
VR2B
R42
C46
2
NJ R4560
7K5
B100K
100
CL334/ M ET
1
4
3
C47
CL334/ M ET
R27
C24
R49
10K
CC101
62K
REV
DESCRI PTON
DATA
Pl ace
M V
2022
R43
2007. 01. 22
15
3
R37
4R7
+V1
C31
C35
C29
C30
CC104
47U
CC104
CC104
R36
4R7
- V1
C32
C33
C34
C36
CC104
CC104
CC104
47U
1
REM
1
2
2
J K1
RJ - 11
R45 200
3
3
R26 4K7
4
+15V
C48
CL104/ M ET
U5B
6
VR2A
NJ R4560
R51
-
7
B100K
7K5
3
6
1
5
+
C49
R55
R56
CL393/ M ET
10K
150K
CROSSOVER
30Hz- 320Hz
C52
CL183/ M ET
REV
DESCRI PTON
Pl ace
APPROVED
DATA
M V1
LCR- 0202
R43
2007. 08. 01
PART NAM E:
PRODUCT M ODE:
3
4
CN1
8
RJ 45 FR
7
RJ 45 FL
6
RJ 45 RR
5
RJ 45 RL
5
4
RJ 45 SUB
4
3
RJ 45 REM
3
2
DI AGNOSTI C
2
1
RJ 45 GND
1
RJ45
L4
2
1
47UH
+15V
U5A
3
NJ R4560
+
1
LI N
2
-
- 15V
R57
C50
CL183/ M ET
150K
CL183/ M ET
C51
BASS BOOST
R58
50Hz +6DB
56K
1
3
R59
VR3A
82K
C500K
DW GNO:
PART NO:
SCA LE:
1: 1
D RA W N BY :
J UNPI NG. LI
DATA:
2007. 08. 01
I NPUT
UNI T:
M M
CHECKED BY:
DATA:
SI ZE:
A4
APPROVED BY:
DATA:
1 3 0 0 a
REV:
M V1
4
D
C
B
A
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