Aspire 7520 / 7520G Service Guide
Page 71
.... Disconnect the audio board cable from the lower case unit. 17. NOTE: RF board on selected models only. 11. Remove the audio board from the motherboard. 15. Remove the four screws fastening the ODD board to the lower case. 18. Remove the two screws fastening the audio board to the lower...
.... Disconnect the audio board cable from the lower case unit. 17. NOTE: RF board on selected models only. 11. Remove the audio board from the motherboard. 15. Remove the four screws fastening the ODD board to the lower case. 18. Remove the two screws fastening the audio board to the lower...
Aspire 7520 / 7520G Service Guide
Page 87
... external RS232 ports Configure non-MCD IDE controllers Detect and install external parallel ports Initialize PC-compatible PnP ISA devices Re-initialize onboard I/O ports Configure Motherboard Configurable Devices (optional) Initialize BIOS Area Enable Non-Maskable Interrupts (NMIs) Initialize Extended BIOS Data Area Test and initialize PS/2 mouse 81
... external RS232 ports Configure non-MCD IDE controllers Detect and install external parallel ports Initialize PC-compatible PnP ISA devices Re-initialize onboard I/O ports Configure Motherboard Configurable Devices (optional) Initialize BIOS Area Enable Non-Maskable Interrupts (NMIs) Initialize Extended BIOS Data Area Test and initialize PS/2 mouse 81