26
5
Caution / Note
1. Emergency power supply
In case the batteries are completely discharged a 9V battery can be used to supply an electronic charge to the unit. Unlock with
the Key or Security Code while contacting a 9V battery as illustration below. Discharged batteries should be replaced
immediately.
Replace all 8 batteries at the same time.
Note
Summary of Contents for YDM2107
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Page 31: ...30 MEMO...