DC Power Jack with Cable for Compaq CQ40 CQ45 (DC301003T00)

Product Description

The DC Power Jack with Cable for Compaq CQ40 and CQ45 laptops is a replacement charging port assembly designed to restore the laptop’s DC power connection when the original jack is damaged, loose, or faulty.

This assembly includes the DC jack and connecting cable for compatible laptop configurations. Before ordering, compare the original part number, cable length, connector shape, mounting position, and wiring configuration to ensure a proper fit.

Compatible Models

• Compaq Presario CQ40 Series
• Compaq Presario CQ45 Series

Compatibility may vary by submodel and hardware revision. Verify the original part before purchasing.

Compatible Part Numbers

• DC301003T00

Product Details

• Product Type: DC Power Jack with Cable
• Compatible Brand: Compaq
• Compatible Models: CQ40, CQ45
• Part Number: DC301003T00
• Application: Laptop charging port and DC power connection replacement
• Assembly Type: Power jack with connecting cable
• Package Contents: 1 × DC Power Jack with Cable

Warranty Details

1 Month Replacement Warranty.

Important Note

• Confirm the part number DC301003T00 against your original assembly before ordering.
• Compare the cable length, connector, mounting points, and jack design.
• A damaged charging port may also indicate a motherboard-side power circuit issue; replacing the jack alone may not resolve every charging problem.
• Professional installation is recommended to avoid damage to the cable or motherboard connector.

Frequently Asked Questions

1. Is this DC power jack compatible with Compaq CQ40?
It is listed for the Compaq Presario CQ40 series. Check your exact submodel and original part number before purchasing.

2. Can I use this power jack for Compaq CQ45?
It is listed for the CQ45 series, but verify the cable and connector configuration against the original part.

3. Does this product include the connecting cable?
Yes, this listing is for the DC power jack assembly with cable.

4. Will replacing the DC jack fix every charging problem?
No. If the issue is caused by the charger, battery, or motherboard power circuit, further diagnosis may be required.

5. Can I install the power jack myself?
Installation depends on the laptop’s internal design and repair experience. Professional installation is recommended if you are unfamiliar with laptop disassembly.