HP 4328A - Page 72

CHECK
WAVEFORM
>K-A2 T.P 14
A2 G)
CHECK
FLIP-FLOP
3AD-TABLE 8-4
'ES:
AND PHASE
DETECTOR AND
DC
AMPLIFIER
TABLE 8-7
INSTRUMENTS REQUIRED
ILLOSCOPE
,TMETER
~TABLE 5-1)
lUMENT TEST CONDITIONS
RANGE SWITCH TO lmr.l.
VOLTAGE CHECK,
)BES OPEN AND SHORTED
LTAGES IN BOTH
CHECK
Section VIII
Table 8-1
RETURN TO
OK- BEGINNING
AND RECHECK
BAD-REPLACE
METER
DC AMPLIFIER
BAD- AND MODULATOR
TABLE 8-7 AND
8-8
IDITIONS SHOWN IN SCHEMATICS).
OBSERVE WAVEFORMS,
rNECT A PIECE OF COPPER WIRE
G #12 - #18) ACROSS PROBES.
> ADJUST THE LENGTH TO
' FULL SCALE DEFLECTION
Table 8-1. Overall Troubleshooting
8-5