Battery Compartment Cover; Battery - Omron CQM1H - 08-2005 Operation Manual

CPU Units
3-1-2

Battery Compartment Cover

Battery Compartment Cover
3-1-3

Battery

Replacement Battery Set
78
To open the battery compartment cover, insert your fingertip or a small screw-
driver in the gap at the bottom of the cover and open upwards.
DIP switch
The CPU Unit has an internal battery. The following data is backed up using
the battery.
• I/O memory (including PC Setup)
• User program
• Clock data (when a Memory Cassette with a clock is mounted)
The battery life at an ambient temperature of 25 ° C is 5 years. When the bat-
tery expires, the ERR/ALM indicator on the front of the CPU Unit will light.
Replace with a new battery within one week.
Model number: CPM2A-BAT01
Battery
Memory Cassette mounting slot
(inside the compartment.)
CPU Unit
User
program
I/O memory
Time data
Memory Cassette
Section 3-1
Backup
Battery