BTC 5211A User Manual

5 2 1 1 A
5 2 1 1 A
This keyboard is fully compatible with IBM AT and PS/2.

Keyboard Cable Connector

AT Compatible Cable
(5-pin Din Connector)
Pin# Signal Name Voltage
1 Keyboard Clock +5VDC Signal
2 Ground
3 Keyboard Data +5VDC Signal
4 Power Supply +5VDC
5 No Connection
PS/2 Compatible Cable
(6-pin Miniatures Din Connector)
Pin# Signal Name Voltage
1 Keyboard Clock +5VDC Signal
2 Ground
3 Keyboard Data +5VDC Signal
4 Reserved
5 +5VDC +5VDC
6 Reserved
The ACPI Power Management Keys and Their Functions
System requirement:
Microsoft ® Windows® 98 operating system.
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The system supporting ACPI or APMII.
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ATX motherboard and ATX power supply.
The functions of the power management are specified and performed by Windows ® 98
operating system, no vendor-specified driver is needed to use them, but the Windows ® 98
operating system is necessary. There could be one or two or three ACPI power management
keys on the keyboard, those functions are as follows.
Power off key: Power down the system.
Sleep key:
Put the system to sleep.
Wake up key:
Wake up or powers up the system.
Power key:
(Single key with three functions above)
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Press this key and hold over four seconds to power down the system.
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Press this key and release it within four seconds to put the system to sleep.
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When the system is asleep or powered down, press this key and release it within
four seconds to wake up or power up the system.
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