McIntosh C2600 Service Manual

C2600
5 6
BLOCK DIAGRAM
MICRO
CONTROLLER
INPUT
SELECTOR
VOLUME
SELECTOR
FRONT PANEL
PUSHBUTTONS
IR
SENSOR
VFD DISPLAY
DA
TA /IR IN
1
2
3
4
5
6
MAIN
TRIG 1
TRIG 2
PASSTHRU
DATA
PORTS
OUT
POWER
CONTROL
RS232
CONTROL
MAIN
FUSE
BACKUP
SUPPLY
POWER
TRANSFORMER
RECTIFIER
AND
FILTERS
+15V
REGULATOR
+5V
REGULATOR
+3.3V
REGULATOR
-15V
REGULATOR
5V VFD
REGULATOR
+12V
REGULATOR
AC IN
50/60Hz
+15V 5V +3.3V
-15V 5V VFD +12V
3.3V BACKUP
REGULATOR
MM
MC
PHONO
UNBAL
SOURCE
SELECTOR
INPUTS
BAL
+
_
ANALOG
VOLUME
CONTROL
ANALOG
TONE
CONTROL
OUTPUT
SELECTOR
MC
PHONO
LEFT LEFT
MC PHONOMM PHONO
MM PHONO
RIGHT RIGHT
MC PHONO
MAIN
INPUT OUTPUT
MAIN
1
SPDIF
RECEIVER
COAX
USB
DECODER
MCT
+
_
BAL
AMP
+
_
BAL
AMP
+
_
BAL
AMP
METER
LOG AMP
MAIN 1 2
SAMPLE RATE CONVERTER
BALANCED 32-BIT 192kHz DAC
FIXED
OUTPUT
AMP
FIXED
OUTPUTS
TONE
BYPASS
SELECTOR
1
22
USB
BAL
AMP
3
OPTICAL
BALANCED
RECEIVER
DIGITAL
TRIG 3
TRIG 4
+190V
FUSE
+190V
REGULATOR
-18V
REGULATOR
+18V
REGULATOR
-18V
+18V

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®)