TB 9-4920-362-24
(3) TRIM switch to OFF.
(4) SAS switch to OFF.
(5) BOOST switch to OFF.
(6) POWER AC and DC circuit breakers to IN.
b. Connect autotransformer to AC POWER connector, using cable supplied with TI.
c. Connect autotransformer to a 115 V ac, 60 Hz power source and adjust for 115 V ac output.
d. Connect power supply positive terminal to DC POWER connector pin B and
negative terminal to pin A.
e. Connect multimeter to power supply.
f. Adjust power supply for a 28 V dc indication on multimeter and then disconnect
multimeter from equipment setup.
g. Set AC POWER and DC POWER switches to ON and allow at least 20 minutes for
equipment to warm-up.
a. Performance Check
(1) Set AC POWER and DC POWER switches to OFF.
(2) Connect multimeter to connector J466R pin 1 (+) and pin 2 (-).
(3) Set AC POWER, DC POWER, and TRIM switches to ON. Multimeter will
indicate between 27.5 and 28.5 V dc.
(4) Set DC POWER and TRIM switches to OFF.
(5)
Disconnect multimeter from J466R and connect to J468R pin 1 (+) and pin 2 (-).
(6)
Set DC POWER switch to ON. Multimeter will indicate between 27.5 and 28.5 V dc.
(7) Set DC POWER switch to OFF.
(8)
Disconnect multimeter from J468R and connect to J469R pin 1 (+) and pin 2 (-).
(9) Repeat (6) and (7) above.
(10) Disconnect multimeter from equipment setup.
(11) Set AC POWER switch to OFF.
(12) Connect multimeter positive to +15VDC and negative to SIG GRD (front panel).
(13) Set AC POWER switch to ON. Multimeter will indicate between 14.5 and 15.5 V dc.
(14) Set AC POWER switch to OFF.
(15) Disconnect multimeter from +15VDC and connect to -15VDC.
(16) Set AC POWER switch to ON.
Multimeter will indicate between -14.5
and -15.5 V dc.