Gasboy CFN Series Diagnostic Manual - Manual (Page 107)

Site Controller II
2210 3-43
One or more red battery failure LED's is lit on memory board.
Possible Cause Checks Corrective Action
Batteries need to be charged. If you are changing the
memory board or starting up
a new site controller, the
batteries may require up to 18
hours of charge time. Keep the site controller power
on for 18 hours. If the battery
failure message doesn't go
away, try a new memory
board.
Jumpers not installed. Check E5 through E7 on
C08331. Install needed jumpers.
Switches open. Check switches. Close all switches on C08331.
Dead or shorted battery,
blown battery fuse, defective
battery charge circuit. Check which red LED on the
Memory PCB is lit. Measure
the voltage at the test points
on the PCB. If voltage is
within range specified, battery
is okay; if not, perform
corrective actions listed If possible, always bak up and
poll all system data before
replacing the Memory PCB.
For C08331: Open the
BATTERY CHARGE and
BATTERY FAILURE ALERT
switches that correspond to
the battery indicated by the lit
LED. Replace Memory board
as soon as possible. For
C06731 and C07041, close
switch SW1-2 on Memory
PCB and open SW1-1.
Replace battery 1 as soon as
possible (C09310) or, if
switch SW1-2 is closed, close
SW1-1 and open SW1-2.
Replace battery 2 as soon as
possible.