COMPONENT
IMPORTANCE
ii)
ESTB-C, EDTB-B
Station Fuse:
3 7 5
3AG
Non critical
DSS Console Fuse:
3AG
Non critical
iii)
Central Memory Board
2 5 0 m A 3 A G
Non critical
iv)
Remote Extension Tie Line Interface Unit
M 2 0 5
Non critical
Ring Voltage Fuse:
3 7 5
3AG
Non critical
types)
Non critical
Installation Cable,
2 Pair, FLAT CABLE MUST NOT BE USED.
The following parts will be kept at the
store.
When the diagnostic flow charts or
testing indicate that one or more of these parts requires replacement, they should be obtained
from the store on a one-for-one basis.
1236 and 2260 Power Supplies
1236 and 2260 Main Equipment
10) 616 Main Equipment
(includes power supply)
1 Printed Board Assemblies:
Main Equipment
ECPB-A
EDTB-A,B
EICB-A
ETSB-A,B
ETSB-C
EPGB-B
EGPB-A
EGDB-A
EPFB-A
ELNB-A
ESTB-C
ii)
Remote Extension Tie Line Interface Unit
RTB-A
RXB-A
RRB-A
LRB-A
(includes power supply)
Stations
Powerfail Stations
DSS Consoles
16) Ring Generator Unit
17) Call Metering Unit
Handsfree Console
Powerfail Bell
B a t t e r y
(Replacement will be made by local
purchase of an identical battery)
Critical
Critical
Critical
Critical
Critical
Critical
Critical
Critical
Non critical
Non critical
Non critical
Non critical
Non critical
Non critical
Non critical
Non critical
Non critical
Non critical
Non critical
Non critical
Non critical
Non critical
Non critical
Non critical
Non critical
Non critical
Non critical
Non critical
Non critical
Non critical
Non critical
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