Operating instructions

Operation SW 5250A•SW 3500A•SW 1750A
3-28 Operation Manual
7 !0= %!
Pressing < Enter > to select FAULTS will display a list of logged fault conditions LOG1 -
LOG6. These are three 8-bit registers used to troubleshoot errors that cause the
system to shut down. Fault register definitions are available through the Help screens
of the SmartWave unit.
USER
COMM
EXTERNAL
FAULTS
CONFIG
FR1 FR2 FR3
LOG1: 00 00 00
LOG2: 00 00 00
LOG3: 00 00 00
LOG4: 00 00 00
LOG5: 00 00 00
LOG6: 00 00 00
SYSTEM OUTPUT [OFF]

Fault History
The FAULTS menu will display the last six shutdown faults in hexadecimal. All three
fault registers are displayed with LOG1 as the most recent fault and LOG6 the oldest.
Register bit definitions are shown in Table 3–4. Fault descriptions are shown in
Table 3–5 through Table 3–7.






8_ — 8_ — 8_ RLY156
4_ — 4_ — 4_ RLY312
2_ F3:OV 2_ F4:OT 2_ —
1_ DC_ERR 1_ F2:OV 1_ —
_8 ROV _8 UV _8 —
_4 OC _4 ROC _4 —
_2 48VLOW _2 RMS_OV _2 —
_1 GND_FLT _1 FLT_IN _1 RLY_FLT
Example: FR3 81 : RLY156 and RLY_FLT
Table 3–4 Fault Register Bit Definitions