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LNL-2220 Intelligent Dual Reader Controller
30.2
Replace Memory Backup Battery
The event log buffer and the real time clock are backed up by a 3V lithium battery. Without power being
applied to the LNL-2220, the battery will retain events and transactions for 3 months.
This battery should be replaced annually to insure that proper backup functionally is maintained. Remove
the insulator from the battery holder after installation. Battery type: Rayovac BR2325 or Wuhan Lixing
CR2330.
166 —
revision 7
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