Tasks Required Each 50,000 Operating Hours; Rear Panel Fans And Dolphin Fan Replacement; Dolphin Battery Replacement - Doremi ShowVault Series Maintenance Manual

5.2 Tasks Required Each 50,000 Operating Hours

5.2.1 2U Rear Panel Fans and Dolphin Fan Replacement
According to the fan's manufacturer, it is recommended that you replace the 2U rear panel fans and
the Dolphin fan each 50,000 operating hours (~ 5 years). Please contact Doremi (Section 1.2) for
additional instructions about how to install new fans.

5.2.2 Dolphin Battery Replacement

The battery shall be replaced every 50,000 operating hours (~ 5 years). Battery information is the
following:
Doremi Part Number: BAT12.5MM-LI-COIN (Battery 12.5mm Lithium Coin)
•
Vendor Part Number: P033-ND
•
Manufactured Part Number: CR1220
•
Figure 22: 1.0 Dolphin Board
To replace the battery, follow the steps below:
1. Shut down the server hosting the Dolphin board.
2. Remove power cables.
3. Make sure you have the new battery ready with you.
4. The lid should already be removed as it is recommended that several preventive maintenance
tasks be performed at the same time – see Section 5.1.1 if needed.
5. You have 3 minutes to insert the new battery after having removed the old one.
Otherwise, the Security Clock time will be lost:
◦ Remove the old battery from the Dolphin board battery holder with an isolated stick.
◦ CAUTION: Do NOT remove the Dolphin from the unit. Use only NON-Metallic tools to
remove the battery. Plastic devices are recommended.
D2K.DP.000255.DRM
Battery holder
Battery
Dolphin Board
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Doremi Cinema LLC
Figure 23:1.2 Dolphin Board
Version 1.6