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3-9.
Current Standby
NO OUTPUT
CURRENT
OUTPUT
VOLTAGE MODE
CURRENT MODE
HI
5725A STANDBY
11A
MAX
FAULT
LO
OVERLOAD
2OV
PK
CABLE OFF
MAX
Current standby mode is when both CURRENT MODE and 5725A STANDBY
indicators are lit. In current standby mode, the 5725A is not supplying an output. Current
standby occurs under any of the following conditions:
When the 5700A current output location is set to "5725A", and any ac or dc current
level is showing on the 5700A Output Display with the STANDBY annunciator lit.
If "5725A" is selected in a 5700A setup menu as the current amplifier, and any of the
following conditions are true:
1. An ac or dc current 2.2A or above is showing on the 5700A Output Display with
the STANDBY annunciator lit.
2. Any level of dc current is showing on the 5700A Output Display with the
STANDBY annunciator lit, and the BOOST key on the 5700A is pressed so that
the BOOST indicator is lit.
3. An ac current 1A or above is showing on the 5700A Output Display with the
STANDBY annunciator lit, and the BOOST key on the 5700A is pressed so that
the BOOST indicator is lit.
4. The 5700A is ranged locked on the 11A range, and any dc current or an ac
current 1A or above is showing on the Output Display with the STANDBY
annunciator lit.
OUTPUT
SENSE
V
A
V
A
NO
HI
HI
OUTPUT
LO
LO
HI
AUX
GUARD
CURRENT
Figure 3-5. Current Standby Mode
5725A Operating Functions and Modes
WIDEBAND
GROUND
•
Operating Notes
3
BOOST
LIT
aq10i.eps
3-11
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Troubleshooting
