McIntosh MC1.25KW Service Manual

.012
M E T E R
W A T T S
L I G H T S
O F F
Performance Specifications ..........................................2
Notes ...........................................................................2
Rear Panel ...................................................................3
Section Location ..........................................................4
Block Diagram .......................................................5 - 6
Interconnection Diagram ........................................7 - 8
Main Schematic and PCB .....................................9 - 16
Rectifier Schematic and PCB ..............................17 - 20
SERVICE MANUAL
MC1.25KW
QUAD BALANCED
POWER AMPLIFIER
SERIAL NO. AFW1001 And Above
WAT T S
12
1.2
.12
-30
-40
-50
D E C I B E L S
P O W E R O U T P U T
H O L D
M C 1.2 5 K W Q U A D B A L A N C E D
P O W E R A M P L I F I E R
CONTENTS
120
1.2
KW
-20
-10
0
O F F
Capacitor Schematic and PCB ............................21 - 24
Input Schematic and PCB ...................................25 - 28
Terminal Schematic and PCB ..............................29 - 32
Heatsink Schematic and PCB ..............................33 - 38
Heatsink Slave Schematic and PCB .....................39 - 42
Display Schematic and PCB................................43 - 48
Parts List .............................................................49 - 54
Repacking Instruction ................................................55
MC1.25KW
POWER GUARD
P O W E R
R E M O T E
O N