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Service manual CS3000
Chapter 3: Relay board ARK-2 3-16
The circuit boards of the central unit
Document no.:
S-4-007.875/E
Prepared:
1995-03-17 Fia
Revision:
R4 2004-03-15 BM
© 2002, Consilium Marine AB
Function
Block diagram
INPUT
SIGNALS
CONTROL
BASIC ALARM
LED
PANEL
SWITCH
DIP
PTC
BARRIER
FAULT
BACK PLANE
PTC
uP BUS
OPTO ISOL.
EXT. FUSE FAULT
SWITCH
PANEL
15
14
13
12
17
16
11
10
9
8
7
EPLD/ PI
1
4
3
6
5
2
LOGIC
GA
GA INTERM. INPUT
GA INPUT
OUTPUT
GA - RELAY
OUTPUT
FIRE/ FAULT
RELAY OUTPUT
POWER SUPPLY
ALARM DEVICE
DET.
FAULT
BARRIER
FAULT
FUSE
FUSE
CONVERTER
DC/ DC