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TROUBLESHOOTING & REPAIR
INTERNAL DIAGNOSTICS (Continued)
F-11 F-11
V205-T AC/DC
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LED
L1
L2
L3
L4
L5
L6
L7
L8
L9
L10
L11
L12
L13
L14
Definition
-15VDC supply by 15.14.316 for 15.14.316 logic part
+15VDC supply by 15.14.316 for 15.14.316 logic part
+5VDC supply by 15.14.316 for 15.14.316 logic part
+24VDC supply by 15.14.316 for power front panel
+48VDC supply by 15.14.316 for power front panel
-15VDC supply by 15.14.316 for 15.14.316 UPFR
part
+15VDC supply by 15.14.316 for 15.14.316 UPFR
part
Output power enabled (See “pot signal” & LED
“Output”)
Thermal Alarm
UPFR on
Gate MOS 11 active (output power enabled)
Gate MOS 12 active (output power enabled)
Gate MOS 16 active (output power enabled)
Gate MOS 15 active (output power enabled)
Normal Status Conditions
ON [Green]
ON [Green]
ON [Green]
ON [Green]
ON [Green]
ON [Green]
ON [Green]
STICK: ON [Green]
TIG: ON (torch trigger pulled)
OFF = OK
ON = ALARM [Red]
Brightness proportional with
actual output current.
STICK: ON [Green]
TIG: ON (torch trigger pulled)
STICK: ON [Green]
TIG: ON (torch trigger pulled)
STICK: ON [Green]
TIG: ON (torch trigger pulled)
STICK: ON [Green]
TIG: ON (torch trigger pulled)