McIntosh C2600 Service Manual

15 16
CONTROL 751898 SCH 4 of 4
2
.1µF
C14
VOUT
3
GND
2
VIN
1
TAB
4
U2
L1
.1µF
C16
100pF
C22
___
1
6
2
3
4 5
U4
150k
R17
47.5k
R11
.1µF
C17
100pF
C23
___
1
6
2
3
4 5
U5
332k
R23
332k
R18
47.5k
R12
.1µF
C19
.1µF
C25
___
1
6
2
3
4 5
U7
221k
R20
1k
R9
L3
L7
L5
4-40
GP2
470µF
C27
470µF
C29
470µF
C30
.1µF
C20
.1µF
C26
1.82k
R22
10k
R21
1k
R14
L6
___
1
6
2
3
4
5
U8
4
2
1
3
Vcc
GND
5
U1
3
1
2
Q1
.1µF
C6
150k
R7
AC DETEC TOR
.1µF
C5
100k
R8
3
1
2
Q2
AC DET
.1µF
C18
100pF
C24
___
1
6
2
3
4 5
U6
221k
R19
22.1k
R13
L4
470µF
C31
PS ON
18.2k
R15
220µF
C32
220µF
C33
+V PC
+3.3V BU
+3.3V BU
+3.3V
+5V
+15V
-15V
.1µF
C1
4-40
GP1
BLK
RED
RED
.047µF
C8
D10
BLU
.047µF
C7
1.85A
t
R5
D7
3300µF
C11
3300µF
C12
J18:4
J18:5
J18:6
J18:1
J18:3
J18:2
YEL
6800µF
C10
YEL
6-32
GP4
1
GR Y
BLU
BLK
350mA
t
R1
D3
1
1
1
WHT
OR N
VIO
1
1
D2
2 6
8
4
1
3
5
7
PRIMARY
T1
+V BU
1000µF
C4
J3:1 J3:2
J4:4
J4:3
J4:5
J4:2
J4:1
J4:6
3300µF
C13
2 3
1
45
6
K1
J1:3
J1:2
J1:1
J1:4
J1:5
J1:6
J2:1
J2:2
PWR RLY
FH1
1.85A
t
R6
3A
T°
R3
3A
T°
R4
1
1
AC N
AC L
WHT
BLK
.1µF
C15
VFD ON
IN
ON/OFF
OUT
GND ADJ
___
TAB
1
6
2
3
4 5
U3
150k
R16
47.5k
R10
L2
470µF
C28
+5V D
D4
D5
D6
350mA
t
R2
D12
D11
D9
1
1
1
1
1
1
CONVERSION PLUG
TEST ONLY
APPLY 12VD C
TO EN ER GI ZE RELAY
WITH NO AC POW ER
D8
D1
6800µF
C9
100pF
C21
4-40
GP3
+3.3V BU
+3.3V BU
.1µF
C2
.1µF
C3
6-32
GP5
1
1
1
1
1
1
47.5k
R40
0
R126
0
R127
0
R128
0
R129
0
R130
0
R131
SEC 2
-23V
+23V
SEC 1
NC
J18:7
1
1
J18:8
J18:9
ORG
ORG
HV1
HV2
SEC 3
100-120V 50/ 60H z 089132 T1AL
220-240V 50/ 60H z 089126 T500m AL
AC LINE FILT ER
118033
159405 (100-240V)
159406 (120V Only)
2.21
R157
IN
ON/OFF
OUT
GND ADJ
TAB
IN
ON/OFF
OUT
GND ADJ
TAB
IN
ON/OFF
OUT
GND ADJ
TAB
IN
ON/OFF
OUT
GND ADJ
TAB
IN
ON/OFF
OUT
GND ADJ
TAB

McIntosh C2600 Specifications

General

Signal to Noise Ratio	100dB
Phono Stage	Yes
Digital USB Input	1
Digital MCT Input	1
Vacuum Tube	Yes
Type	Tube Preamplifier
Frequency Response	20Hz - 20kHz (+0, -0.5dB)
Phono Inputs	1 Moving Magnet 1 Moving Coil
Outputs	3 Total
Output Impedance	100 ohms
Dimensions	17.5" (44.45cm) x 6" (15.24cm) x 18" (45.72cm)
Headphone Output	1/4" High Drive with Headphone Crossfeed Director (HXD®)