2008T Troubleshooting Guide
P/N 490292 Rev. A
SECTION 22 - “WD: FAIL LONG PULSE” OR “WD: FAIL SHORT PULSE”
Turn the machine OFF for two (2) seconds, then back on. TWO (2) possible scenarios 1) or 2) below:
1) IF “WD: Fail Long Pulse” OR “WD: Fail Short Pulse” does NOT reoccur: Turn the machine off
and on ten (10) times allowing twenty (20) seconds in between as the problem may be intermittent! If
“WD” alarm reoccurs see scenario #2.
2) IF “WD: Fail Long Pulse” OR “WD: Fail Short Pulse” REOCCURS: Perform parts a THROUGH d
below:
a) Figure below, being
CAREFUL to NOT pull the 24V Power Harness loose, open the card cage!
b) Set your CALIBRATED volt meter DC voltage (V
DC
)
c) Connect the meter’s ground (black) lead to chassis ground (see Figure 2,
page 4)).
d) ENSURING the “WD: Fail Long Pulse” OR “WD: Fail Short Pulse” banner is on the screen,
see procedure number WD- 1.0.0 (page 616).
LEFT BLANK INTENTIONALLY
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