MSI motherboard CMOS battery obsolescence: Difference between revisions
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In addition to inconvenience and obfuscation, there is the potential that the location of the battery near the high temperature heatsink may shorten the lifespan of the cell. The operating temperature of a CR2032 coin cell is typically -30°C to 85°C, it's recommended to consult the manufacturer should the temperature exceeds 70°C<ref name=":2">{{Cite web |date=2024-07-01 |title=CR2032 CR Coin-type Lithium Battery |url=https://energy.panasonic.com/dam/master/pdf/en/datasheet/lithium/CR2032_Datasheet_EN_240701.pdf |url-status=live |archive-url=https://web.archive.org/web/20260302101209/https://energy.panasonic.com/dam/master/pdf/en/datasheet/lithium/CR2032_Datasheet_EN_240701.pdf |archive-date=2026-03-02 |access-date=2026-03-02 |website=Panasonic Energy}}</ref>. VRMs typically run at higher temperatures typically around 80°C to 90°C, with safe operating temperature exceeding 100°C<ref>{{Cite web |last=u/jayyywhattt |date=2022-01-07 |title=Motherboard, vrm temperatures |url=https://old.reddit.com/r/overclocking/comments/ry9cdc/motherboard_vrm_temperatures/ |url-status=live |archive-url=https://web.archive.org/web/20260302101503/https://old.reddit.com/r/overclocking/comments/ry9cdc/motherboard_vrm_temperatures/ |archive-date=2026-03-02 |access-date=2026-03-02 |website=[[Reddit]]}}</ref>. | In addition to inconvenience and obfuscation, there is the potential that the location of the battery near the high temperature heatsink may shorten the lifespan of the cell. The operating temperature of a CR2032 coin cell is typically -30°C to 85°C, it's recommended to consult the manufacturer should the temperature exceeds 70°C<ref name=":2">{{Cite web |date=2024-07-01 |title=CR2032 CR Coin-type Lithium Battery |url=https://energy.panasonic.com/dam/master/pdf/en/datasheet/lithium/CR2032_Datasheet_EN_240701.pdf |url-status=live |archive-url=https://web.archive.org/web/20260302101209/https://energy.panasonic.com/dam/master/pdf/en/datasheet/lithium/CR2032_Datasheet_EN_240701.pdf |archive-date=2026-03-02 |access-date=2026-03-02 |website=Panasonic Energy}}</ref>. VRMs typically run at higher temperatures typically around 80°C to 90°C, with safe operating temperature exceeding 100°C<ref>{{Cite web |last=u/jayyywhattt |date=2022-01-07 |title=Motherboard, vrm temperatures |url=https://old.reddit.com/r/overclocking/comments/ry9cdc/motherboard_vrm_temperatures/ |url-status=live |archive-url=https://web.archive.org/web/20260302101503/https://old.reddit.com/r/overclocking/comments/ry9cdc/motherboard_vrm_temperatures/ |archive-date=2026-03-02 |access-date=2026-03-02 |website=[[Reddit]]}}</ref>. | ||
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*Be mindful of the exposed thermal pads, and keep them clean while performing this process. Cover exposed pads with plastic wrap if your work environment is not clean. | *Be mindful of the exposed thermal pads, and keep them clean while performing this process. Cover exposed pads with plastic wrap if your work environment is not clean. | ||
*If your model contains an RGB lighting assembly on the VRM heatsink watch for the cable that is attached to the mainboard to enable this. Carefully unplug that cable if present. | *If your model contains an RGB lighting assembly on the VRM heatsink watch for the cable that is attached to the mainboard to enable this. Carefully unplug that cable if present. | ||
*Locate the CMOS battery and | *Locate the CMOS battery and follow the leads. The leads should be a pair of black and red wires leading to a miniature mainboard plug. Unplug the connector. | ||
*If you are using a standard CR2032 replacement battery : | *If you are using a standard CR2032 replacement battery : | ||
**Dismantle the wrapping on the battery unit itself and un-mount the leads from the battery surface by either force, desoldering, or clipping them. | **Dismantle the wrapping on the battery unit itself and un-mount the leads from the battery surface by either force, desoldering, or clipping them. | ||