User manual

User Manual – Rev B FCS Series II
8. Repeat for the other phase.
6.6 Non-Routine Output Gain Calibration
If the Current Limit board assembly (P/N 7004-703-1) is replaced in the field or one of the
WARNING: This requires an access panel to be removed and should be done by qualified
amplifiers has been replaced, it is necessary to check the gain of each phase and adjust as
needed.
s
source.
ervice personnel only. Dangerous Voltages are present inside the AC power
To adjust amplifier output gains, proceed as follows:
1. Turn OFF the front panel circuit breaker.
F l
Remove the four panel to the front panel
and remove the access panel. This will provide access to the Current Limit board
-703-1). Refer to Figure 6-3.
igure 6-2: Current Limit board access pane
2. screws that hold the current limit board access
assembly (P/N 7004
Figure 6-3: Location of Gain pot adjustments and TP1 through TP4
3. Go to the Output Calibration screen by repeatedly pressing the MENU key until OUTP
CAL is displayed.
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