Plessey PRC 320/1 - Page 97

LES Meter indicates normal FWD. OUTPUT POWER
Meter indicates SUPPLY VOLTS within range
20V to 32V
Check supply and supply connections to PV151!
and FUSE
Check connection from PV1511 to PV1515
Replace РҮ1311
Check PV1518 TUNING lamp extinguished and
READY lamp alight
Check connection from PV1518 to PV1313
Replace PV1515
Replace РУ1518
Operate PV1518 RESET switch and depress
pressel
indicates normal REF./FWD. OUTPUT
POWER ratio
connection from PV1515 to antenna and
check antenna
satisfactory
Fig.5 100% Transmission Check
85