Page 2 of 12 DocNo.DCP0001326 DSM 06/01/05 rev7
Block Diagrams Front panel indicators
DISPLAY
PSU/
CHARGER
P2.200LS OVERALL
BLOCK DIAGRAM
ISSUE 1.
AMP
MODULE A
AMP
MODULE B
AMP
MODULE A
AMP
MODULE B
230VAC
50/60Hz
~
AUX 27.6V
OUT
24V SEALED
LEAD-ACID BATTERY
FAULTS
SHOWS THE OVERALL CONFIGURATION OF PSU AND AMP MODULES PLUS DISPLAY
SIP
PORT
HOT SWAP PORT B
HOT SWAP PORT A
P2.200LS PSU MODULE BLOCK DIAGRAM
ISSUE 1.
5AMP
HBC
35A
BATTERY
20A
20A
27.6 V
REGULATOR
3A
AC IN
44000µF
3A
AMP
MODULE A
AMP
MODULE B
AMP
MODULE A
AMP
MODULE B
16 SECONDS ON
15 MINUTES OFF
SLEEP
ENABLE
AUX
ON
230VAC
50/60Hz
~
AUX 27.6V
OUT
MONITOR
GROUND
OK
PSU
FAULT
DISABLE
DC IN
20A
3A
10A
10A
ALL FUSES AUTOMOTIVE BLADE
TYPE, EXCEPT MAINS INLET
FUSE
AMP A FAULT
AMP B FAULT
OK, SIP4
PSU FAULT, SIP3
AMP B FAULT, SIP2
AMP A FAULT, SIP1
SLEEP
LINE
IN
(AUX)
0dB
LEVEL
P2.200LS AMPLIFIER MODULE BLOCK DIAGRAM.
TWO PER P2.200LS
ISSUE 1
LINE
IN
(MAIN)
0dB
LEVEL
MONITOR
ANALOGUE
SWITCH
ANALOGUE
SWITCH
CONTROL
50 V
100V
0V
CONTACT
(PTT IN)
OPEN
CIRCUIT
FAULT
SHORT
CIRCUIT
FAULT
DETECT
FAULT
HSP2
LOAD
HIGH
FAULT
HSP1
LOAD
LOW
FAULT
HSP4
DETECT
Vp
FAULT
HSP3
WINDOW
THRESHOLD
TONE
FAIL
DETECTS CURRENT
THROUGH RESISTOR
EARTH
FAIL
PROTECT
SLEEP IN
-18 -6 -3 0
OUTPUT LEVEL
LOGIC
15V
REG
Vp out
+24 Vin
GROUND
+24V IN
OUTPUT
4TH ORDER BANDPASS
FILTER @ 22.05KHz
RLA1
RLA
1
OK
HSP6
HSP5
IF LOAD LOW & TONE FAIL OR PROTECT THEN OK
HSP = HOT SWAP PORT.
CAN AVOID HOT SWAP IF NATURE OF
FAULT MEANS THERE IS NO POINT
AMP FAULT TO PSU
(OPEN CIRCUIT OR
SHORT CIRCUIT OR
LOAD HIGH OR LOAD
LOW OR TONE FAIL OR
EARTH FAULT)
