User's Manual

SBS-900 Shore Based Radar Systems
Chapter 10: Corrective maintenance
KH-1602-2 issue 1: Standard SBS900 Systems Operator & Maintenance Handbook
Page 210 of 240
Links
LK12
Position A Connects IOB to relay ref
Position B
No action
LK13
Position A Pulse in/ Relay out
Position B Differential output
LK15
Position A
+15V ref for input; input action low on IOB
Position B Input drive from IOA
LK16
Position A
Closing contact relay
Position B Opening contact relay
LK17
Position A Ground ref for relay
Position B
+15V ref for relay
LK18
Position A Connects IOB to relay ref
Position B
No action
LK19
Position A Pulse in/ Relay out
Position B Differential output
LK20
Position A
Pulse in/ Relay out
Position B Differential output
LK21
Position A
+15V ref for input; input action low on IOB
Position B Input drive from IOA
LK22
Position A Closing contact relay
Position B
Opening contact
relay
LK23
Position A Ground ref for relay
Position B
+15V ref for relay
LK24
Position A Connects IOB to relay ref
Position B No action
LK25
Position A
Pulse in/ Relay out
Position B Differential output
LK26
Position A
Pulse in/ Relay out
Position B Differential output
LK27
Position A Closing contact relay
Position B
Opening contact relay
LK28
Position A Ground ref for relay
Position B
+15V ref for relay
LK29
Position A Pulse in/ Relay out
Position B Differential output
LK30
Position A
Pulse in/ Relay out
Position B Differential output
LK31
Position A
Closing contact relay
Position B Opening contact relay
LK32
Position A Ground ref for relay
Position B
+15V ref for relay
LK33
Position A Direct drive pulse out
Position B
50
| n_lgch[ncih
Not fitted AC coupled out
LK34
Position A Direct drive pulse out
Position B
50
| n_lgch[ncih
Not fitted AC coupled out
LK35
Position A
Direct drive pulse out
Position B 50| n_lgch[ncih
Not fitted
AC coupled out
Test points
TP1
Gnd
TP8
Input 2 (TTLV level)
TP2
Gnd
TP9
Input 3 (TTLV level)
TP3
Pulse output (SKB)
TP10
Input 4 (TTLV level)
TP4
+5.0V
TP11
Pulse output (SKA)
TP5
Pulse output (SKC)
TP12
Input 5 (TTLV level)
TP6
-5.0V
TP13
Input 6 (TTLV level)
TP7
Input 1 (TTLV level)