Netgear RN3138 – Rackmount ReadyNAS Storage Hardware Manual

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Installing the on-board battery upside down, which reverses its polarities, creates a risk
of explosion. Take care to install the battery correctly.
Note
Replace the On-Board Battery on a ReadyNAS 2120, 3130 or
3138
To replace the battery of a ReadyNAS 2120, 3130 or 3138 storage system:
1.
Open the system and locate the battery holder.
2.
Remove the old battery.
3.
Install the new battery.
Take care to install the new battery with the correct side up.
Maintenance
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ReadyNAS OS 6.5