IBM 560E Laptop User Manual


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Set Display Device State
Input Field
Major Function Number - 1h
Minor Function Number - 1h
Parameter 1 - Reserved
Parameter 2 - Request display status
Bit  - Built-in display (panel) status
=  : Disable
= 1 : Enable
Bit 1 - CRT status
=  : Disable
= 1 : Enable
Bit 2 - TV status
=  : Disable
= 1 : Enable
Bit 5 - 3 : Reserved
Bit 6 - Monitor Detection Ignore
=  : Do not ignore (should be)
= 1 : Ignore
Bit 7 - Dual Enable Flag
=  : Disable
= 1 : Enable
Parameter 3 - Reserved
Parameter 4 - Reserved
Parameter 5 - Reserved
Output Field
Return Code - Error Status
Auxiliary Return Code - Reserved
Parameter 1 - Reserved
Parameter 2 - Reserved
Parameter 3 - Reserved
Parameter 4 - Reserved
Parameter 5 - Reserved
A-22 ThinkPad 560/560E SMAPI BIOS
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