Lenovo ThinkPad A22p ThinkPad A2* Series Hardware Maintenance Manual (October - Page 51

Indicator, Meaning, Green, the computer is on. If the power-on

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Product overview Indicator 4 Num lock Meaning Green: The numeric keypad on the keyboard is enabled. To enable or disable the keypad, press and hold the Shift key while pressing the NumLk key. 5 Caps lock Green: Caps Lock mode is enabled. To enable or disable Caps Lock mode, press Caps Lock key. 6 Scroll lock Green: Scroll Lock mode is enabled. Arrow keys can be used as screen-scroll function keys, but not to move the cursor. To enable or disable Scroll Lock mode, press ScrLk key. Not all application programs support this function. 7 Power on Green: This indicator stays lighted whenever the computer is on. If the power-on indicator is on and the standby indicator is off, the system is ready to use. If both the power-on indicator and the standby indicator are on, you can use the computer after it returns from the standby mode and the standby indicator goes off. ThinkPad A20m/p, A21m/p and A22m/p 45

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Indicator
Meaning
±4²
Num lock
Green:
The numeric keypad on the keyboard
is enabled. To enable or disable the
keypad, press and hold the Shift key
while pressing the NumLk key.
±5²
Caps lock
Green:
Caps Lock mode is enabled. To
enable or disable Caps Lock mode,
press Caps Lock key.
±6²
Scroll lock
Green:
Scroll Lock mode is enabled. Arrow
keys can be used as screen-scroll
function keys, but not to move the
cursor. To enable or disable Scroll
Lock mode, press ScrLk key. Not all
application programs support this
function.
±7²
Power on
Green:
This indicator stays lighted whenever
the computer is on. If the power-on
indicator is on and the standby
indicator is off, the system is ready to
use. If both the power-on indicator
and the standby indicator are on, you
can use the computer after it returns
from the standby mode and the
standby indicator goes off.
Product overview
ThinkPad A20m/p, A21m/p and A22m/p
45