Crown CE-1000 Operation Manual page 20

5 Principles of Operation
Figure 5.1
CE Series
Amplifier Block
BALANCED
Diagram
INPUTS
(Shown with
Standard Input
Module)
page 20
COMPRESSOR
TO CLIP
CONTROL
INDICATOR
BUFFER
ERROR
VARIABLE
BALANCE
AMP
GAIN STAGE
INPUT STAGE
TO SIGNAL
PRESENCE
INDICATOR
MUTE
+ HI-VOLTAGE
BOOTSTRAP
CURRENT
SOURCE
BIAS BIAS BIAS BIAS BIAS BIAS
TRANSLATOR LVA
–VCC
–VCC
DC PROTECT
LOGIC
TO
FAULT
CONNECTOR
CE Series Power Amplifiers
HEATSINK
TRIPLE-DEEP
TEMPERATURE
DARLINGTON
NPN POSITIVE
OUTPUT STAGE
TDVI
LIMITER
TRIPLE-DEEP
DARLINGTON
NPN NEGATIVE PROTECT
OUTPUT STAGE
HEATSINK
TRANSFORMER
TEMPERATURE
TEMPERATURE
PROPORTIONAL
SPEED
POWER
FAN
CONTROL
SUPPLY
FAN
TURN-ON
DELAY
+
OUTPUT
CONTROL
OUTPUT
DC
TO FAULT
INDICATOR
+ VCC
+ 15V
– 15V
– VCC
BOOTSTRAP
+ HI-VOLTAGE
CIRCUIT BOOTSTRAP
Operation Manual