McIntosh C2300 Service Manual

C2300
9 10
GND
GND
5 1. 1
R 6 2
3B
3B
3B
3B
2 49
R 6 3
INPUTS
0V
R
0V
1.5k
R75
1.21k
R78
RIGHT MC
LEFT MC
2
J1
L
1
J1
3
2
1
Q14
1 10
R 5 6
3
21
Q12
1 10
R 5 4
3
21
Q18
5 1. 1
R 6 4
3
21
Q16
2 2. 1
R 7 1
1 00 0 pF
C 4 2
2 2. 1
R 7 0
1.5k
R77
3
1
2
Q20
1.5k
R76
1 00 0 uF
C 4 7
2 20 u F
C 5 1
3
1
2
Q19
1 00 0 uF
C 4 6
2 20 u F
C 5 0
1.5k
R74
1.21k
R81
3 1
2
Q28
1.21k
R80
3 1
2
Q27
1.21k
R79
3 1
2
Q36
3
1
2
Q35
475
R85
475
R84
22pF
C57
1
4
6
7
8
2
3
5
-
+
U9
1
4
6
7
8
2
3
5
-
+
U8
.1 u F
C 6 2
2.21
R91
.1 u F
C 6 1
2.21
R89
2.21
R88
1k
R93
1k
R92
J4:11
TO TUBE
J4:10
J4:9
J4:12
3
2
1
Q13
1 k
R 5 5
1 k
R 5 7
3
2 1
Q11
2 49
R 6 5
3
2
1
Q17
3
2
1
Q15
1 00 0 pF
C 4 3
1 00 0 uF
C 4 9
2 20 u F
C 5 3
1 00 0 uF
C 4 8
2 20 u F
C 5 2
3
1
2
Q21
31
2
Q22
3
1
2
Q29
3
1
2
Q30
3
1
2
Q37
3
1
2
Q38
2 .2 1k
R 8 7
2 .2 1k
R 8 6
22pF
C56
.1 u F
C 6 3
2.21
R90
.1 u F
C 6 0
MC PH
4.75k
R60
4.75k
R69
4.75k
R58
4.75k
R67
MC OUT
MC OUT
1 00 0 pF
C 4 5
2 2. 1
R 7 3
1 00 0 pF
C 4 4
3 1
2
Q24
1 00 p F
C 4 1
3
1
2
Q23
4.75k
R59
4.75k
R66
1 0u F
C 5 9
3
1
2
Q32
3 1
2
Q31
J2:2
J2:3
J2:4
J2:1
1 k
R 5 3
1 k
R 5 2
2 2. 1
R 7 2
1 00 p F
C 4 0
3
1
2
Q25
3
1
2
Q26
4.75k
R61
4.75k
R68
1 00 0 pF
C 5 5
475
R83
1 00 0 pF
C 5 4
31
2
Q33
31
2
Q34
1 0u F
C 5 8
475
R82
-15V
-15V
-15V
-15V
15V
15V
15V
15V
MC1 MC2
MC3 MC4
MC1 MC2
MC3 MC4
0V
0V
0V
0V
0V
0V
0V
0V
0V 0V
0V
0V
0V
0V
0V0V
0V
0V
0V
0V 0V
0V
0V
0V
.6V
.6V
.6V
.6V .6V
.6V
.6V
.6V
.6V
.6V
0V
0V
0V 0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
.6V
.6V
.6V
.6V
.6V
.6V .6V .6V
.6V .6V
0V
0V
0V
0V
0V
0V
0V
0V
MAIN 750761 SCH 1 OF 6
2A

McIntosh C2300 Specifications

General

Output level	45 mV
Amplifier class	-
Frequency range	10 - 100000 Hz
Input sensitivity	4.5 mV
Audio output channels	2.0 channels
Peak power per channel	- W
Signal-to-Noise Ratio (SNR)	93 dB
Total Harmonic Distortion (THD)	0.08 %
XLR in	Yes
XLR out	3
Headphone outputs	1
Line inputs (RCA)	6
Line outputs (RCA)	4
Headphone connectivity	6.3 mm
Speakers connectivity type	RCA
Purpose	Home
Product color	Black
Volume control	Rotary
Connectivity technology	Wired
AC input voltage	120 V
AC input frequency	50 - 60 Hz
Power consumption (typical)	75 W
Package weight	20410 g

Weight and Dimensions

Depth	457.2 mm
Width	444.5 mm
Height	193.7 mm
Weight	13.41 g