This guide provides step-by-step instructions to safely remove and replace the battery in your Dell 16 DC16250 (Models: P131F, P131F001). Follow the safety precautions and procedures carefully.
Quick Install Steps (Technician Checklist)
- Shut down system, unplug power, and enter Service Mode (or disconnect battery cable if Service Mode unavailable).
- Remove six screws (M2x5) and loosen two captive screws on base cover.
- Pry open and remove base cover.
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If 3-cell battery:
- Disconnect battery cable.
- Remove three screws (M2x3.5).
- Lift and remove battery.
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If 4-cell battery:
- Disconnect battery cable.
- Remove five screws (M2x3.5).
- Lift and remove battery.
- Install replacement battery (reuse cable if applicable), secure with screws, and reconnect cable.
- Reinstall base cover, snap in place, tighten two captive screws, and replace six screws (M2x5).
- Fully charge new battery before first use.
Battery Specifications
| Description | Option One | Option Two |
|---|---|---|
| Battery type | 3-cell, 41 Wh, Lithium Ion Polymer, ExpressCharge Boost | 4-cell, 54 Wh, Lithium Ion Polymer, ExpressCharge Capable |
| Battery voltage | 11.25 VDC | 15 VDC |
| Battery weight (maximum) | 0.18 kg (0.40 lb) | 0.24 kg (0.53 lb) |
| Battery dimensions (H x W x D) | 5.75 mm × 206.40 mm × 82 mm (0.23 in. × 8.13 in. × 3.22 in.) |
5.75 mm × 271.90 mm × 82 mm (0.23 in. × 10.66 in. × 3.22 in.) |
| Operating temperature | Charge: 0°C to 45°C (32°F to 113°F) Discharge: 0°C to 70°C (32°F to 158°F) |
|
| Storage temperature | -20°C to 60°C (-4°F to 140°F) | |
| Battery operating time | Varies depending on operating conditions; may reduce under power-intensive use. | |
| Charging time (approx.) | 3 hr (Standard charge) 2 hr (Express charge) |
3 hr (Standard charge) 2 hr (Express charge) |
Note: Charging time, duration, and scheduling can be adjusted using the MyDell application (Power option). For more details, refer to Dell Support.
Removing the Base Cover
Prerequisites: Ensure the system is shut down, unplugged, and in Service Mode. If Service Mode is unavailable, disconnect the battery cable before proceeding.
- Remove the six screws (M2x5) and loosen the two captive screws securing the base cover.
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- Using a plastic scribe, pry open the base cover from the recesses at the top edge near the hinges.
- Work along the sides and bottom until the cover is released.
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- Lift and remove the base cover from the system.
Removing the 3-Cell Battery
- Disconnect the battery cable from the system board (BATT connector).
- Remove the three screws (M2x3.5) securing the battery.
- Lift the battery, along with its cable, from the system.
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Note: The battery and battery cable are separate serviceable parts. Reuse the same battery cable if replacing the battery.
Removing the 4-Cell Battery
- Disconnect the battery cable from the system board (BATT connector).
- Remove the five screws (M2x3.5) securing the battery.
- Lift the battery, along with its cable, from the system.
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Installing the New Battery
- Position the replacement battery (3-cell or 4-cell, depending on your model) into the palm-rest and keyboard assembly.
- Secure it with the appropriate screws:
- 3-cell: three screws (M2x3.5)
- 4-cell: five screws (M2x3.5)
- Reconnect the battery cable to the system board.
Reinstalling the Base Cover
- Place the base cover on the palm-rest and keyboard assembly.
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- Align the screw holes and snap the cover into place.
- Tighten the two captive screws and replace the six screws (M2x5) to secure the base cover.
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Final Notes
- After replacing the battery, charge it fully before first use.
- Use Dell’s MyDell application to optimize battery performance and charging settings.
- Always dispose of old batteries responsibly in accordance with local regulations.