JLG X20JP - X600AJ Service Manual - Manual (Page 250)

SECTION 6 - JLG CONTROL SYSTEM
6-34 – JLG Lift – 3121623
6.8 MENU ERRORS
From the SERVICE menu, pressing button 3”ERROR”
accesses the menu of errors to identification of malfunc-
tioning of some devices.
The faults highlighted by this list refer to devices with 2
safety lines, where the signal of the two lines is not coher-
ent.
Errors menu underlines only the non-concordance
between two safety lines (A and B) monitoring the same
control, gives OK or NO in the errors menu.
- OK
- Indication the signals agree.
- NO
- Indication the signals have a discordant value, in
this case the icon HELP ERROR may automatically
appear on the display.
Table 6-5.