NEC Barracuda Service Manual page 55

1.5.4. Back-up battery: ML1220 (Maxell )
1.5.4.1 Feature
· Type (Designation): Coin-type Lithium Manganese Dioxide Rechargeable battery
· Nominal voltage: 3.0 volts
· Nominal discharge capacity: 14mAH (Load: 30 KΩ, End voltage: 2.0 V)
· Standard discharge current: <= 0.1 mA
· Standard weight: 0.8 g
1.5.4.2 Usage
This rechargeable back up battery is design for power maintain while main battery is removed . The
purpose is not for extend the battery life but for battery change back up . The design will guarantee at
least 30 min power maintain without main battery .
Barracuda PDA Maintenance
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