3). Power meter:
Agilent E4418B/E8481A
4). Network analyzer
Agilent 8753E or R3765CH
2
、
test condition description
1). Power supply cables and connectors:
Port Name
Type
NO
DESCRIPTION
1
、
2
VDC
DC IN
D-Sub type
DSCD175PS1M
(Male)
3
、
4
GND to VDC
2).Alarm ports (D-SUB DSCD175PS1M
male connector)
Pin#1: N.C
Pin#2: BTI (do not contact anywhere)
Pin#3: Over power alarm /over driver alarm /transistor fail alarm
Pin#4: Over temperature alarm
Pin#5: GND
Pin#6: RF output power indication
Pin#7: BTI (do not contact to anywhere)
Pin#8: VSWR
alarm
Pin#9: Enable/Disable
3
、
Checking item before testing
No seam on the surface of PA, the position and content of barcodes and labels are rig
ht.
Check the silk-screen of PA is correct and normal.
The connectors of power supply work normally and the poplars of positive and negative
are right.
RF connectors work normally.
Power switch is in the position of turnoff.
