
CFN III Quick Reference
MDE-4483 CFN III Quick Reference Guide v3.3 · August 2005 Page 45
Softkey and Animation
sequences
Softkeys
~s = start/cancel/help
~p = payment type
~c = cancel/help
~q = Yes/No
~h = enter/cancel/help
~d = dollar preset (use with “enter
amount” step in reader configuration)
~M = merchandise
Animation sequences
~B = spinning clock
~C = insert card
~R = receipt printing
~N = remove nozzle
~n = replace nozzle
~L = remove nozzle and lift lever
~l = lift lever
~W = car wash
~$ = cash
Pump
Control Unit
EXPMUX CPU Board
Part number: C05837
LEDs
LED Color Function
DL1 green reset high
DL2 green battery okay
DL3 red 422 receive
DL4 red 422 transmit
DL5, 8, 11, 14 red slow flow, pump 1, 2, 3, 4
DL6, 9, 12, 15 red fast flow, pump 1, 2, 3, 4
DL7, 10, 13, 16 red submersible, pump 1, 2, 3, 4
Switches
DIP switch banks B and C on the EXPMUX CPU
board set options latched in at power-up time:
DIP Switch Bank B
Position & Definition Setting(*=customary)
1-4 address see below
5 pulser type closed
6-8 relay closed
Address B-1 B-2 B-3 B-4
1 cl cl cl cl
2 op cl cl cl
3 cl op cl cl
4 op op cl cl
5 cl cl op cl
6 op cl op cl
7 cl op op cl
8 op op op cl
9 cl cl cl op
10 op cl cl op
11 cl op cl op
12 op op cl op
13 cl cl op op
14 op cl op op
15 cl op op op
16 op op op op
DIP Switch Bank C
Position & Definition Setting(*=customary)
1-4
pulser enabled (pumps
1-4) (see note below)
closed=after reset is
complete
open=upon activation
5 ----
6 dead man timer *always open=enabled
7 ----
8 test mode
*closed=no
open=yes
Note: In connection with pulser enabled, there are
two error codes, each with three characters, that can
show up in the error column on a transaction printout.
The reset-failed-to-start transaction code is $D2
through $DF, and the reset-failed-to-complete
transaction code is $E5 through $EF ($ indicates
hexadecimal). The last character in each code (2
through F or 5 through F) is the number of seconds
the PCU waited for reset to start or complete. This
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