HP Mini 1126NR HP Mini 1000 and Compaq Mini 700 - Maintenance and Service Guid - Page 62
System board, WWAN module, if included see
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System board NOTE: The system board spare part kit includes a processor and replacement thermal material. Description System board equipped with 1.6-GHz processor Spare part number 504592-001 Before removing the system board, follow these steps: 1. Shut down the device. If you are unsure whether the device is off or in Hibernation, turn the device on, and then shut it down through the operating system. 2. Disconnect all external devices connected to the device. 3. Disconnect the power from the device by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the device. 4. Remove the battery (see Battery on page 37). 5. Remove the following components: a. Keyboard (see Keyboard on page 40) b. Hard drive or solid-state drive (see Mass storage devices on page 42) c. Top cover (see Top cover on page 45) When replacing the system board, be sure that the following components are removed from the defective system board and installed on the replacement system board: ● WLAN module (see WLAN module on page 48) ● WWAN module, if included (see WWAN module on page 50) ● RTC battery (see RTC battery on page 52) ● Bluetooth module (see Bluetooth module on page 53) ● Heat sink assembly (see Heat sink assembly on page 57) Remove the system board: 1. Disconnect the wireless antenna cables from the terminals on the WLAN module (see WLAN module on page 48). 2. If the device also includes a WWAN module, disconnect the wireless antenna cables from the terminals on the WWAN module (see WWAN module on page 50). 54 Chapter 4 Removal and replacement procedures