Xantrex XPD 120-4.5 Operating Manual page 48

Section 3. Local Operation
User Diagnostics
Table 3.2 User Diagnostics
Symptom
No output and the
display is blank.
No output but the
display turns on.
Output voltage not
adjustable.
46
Check
In input voltage within
specified range?
Power switch ON?
Internal circuit?
OVP LED turned on?
Front panel S/D LED
turned on?
Current limit set to zero?
Voltage control set to
zero?
REM LED turned on?
Internal circuit.
Is unit in current limit
mode? (Red Current
Limit mode LED turned
on.)
Is unit in remote
programming mode?
(Green PGM LED is
turned on.)
Is unit at maximum
voltage or current limit?
Further Checks and Corrections
Connect to appropriate voltage
"AC Input Power
source. See
Connection" on page 28
Turn on power.
See your service technician.
"Using Over Voltage
See
Protection (OVP)" on page 38
"Using the Shutdown
See
Function" on page 39
"Standard Operation" on page
See
35
.
If using remote analog control,
check your analog programming
"Remote Operation"
source (See
on page 49
).
See your service technician.
Turn current knob clockwise to
increase current limit. Reduce load
if current is at maximum. See
"Standard Operation" on page 35
If using remote analog control,
check your analog programming
"Remote Operation"
source (See
on page 49
). If not, refer to your
digital interface manual.
Reduce load for lower voltage or
current requirement.
Operating Manual for XPD Series Power Supply
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