ZENITH 140 INSTRUCTION MANUAL
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System Parameters
Passcode
P921 Enable Code
Enables the passcode (P922), which means the passcode must be entered
to go into program mode. If disabled (set to 0), then no passcode is
required, and ENTER is used to enter program mode. Default =1 (Enabled)
P922 Passcode
This is the passcode that must be used to enter program mode. The default
is 1997, but this can be changed to another value from 0 to 9999.
Backup
P925 Parameter Backup & Restore
This parameter is used to make a backup of all parameters, for example to
ensure a default set is maintained within the unit. If alterations are made to
the parameters that do not work as intended, then the backup set can be
restored into the unit.
You can make two separate backup copies if you wish, called backup 1 and
backup 2, and restore from either. The options are: