3 Tests and Diagnostics 3.20 Only One Test
3-44 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
NG message appears in the display if an error is found during the test. Confirm
the connection of cable, and then execute the test again.
Press 9 and Enter to return to Only One Test menu.
Subtest 05 LED
This subtest checks if each LED lights properly.
The following message appears in the display in order. Follow the instructions
in the display to execute the test.
[HDD Access LED test]
Confirm the LED of HDD status blinks properly.
Press any key and following message appears in the display.
[Caps/Num/Overlay BT/W-LAN LED test]
(1) Press [Caps Lock ] key ! ...Caps (on/off)
(2) Press [Fn + F10 ] key ! ...Arrow (on/off)
(3) Press [Fn + F11 ] key ! ...Num (on/off)
(4) Slide [BT/W-LAN switch L&R]! (on/off)
Confirm corresponding LED lights properly.
Press Enter and following message appears in the display.
Check [DC-IN]&[Power]&[Main Battery] LED= Green/Orange
Check if the each LED lights in the same color shown in the display (Message
switches Green <-> Orange).
Press Enter to return to the Only One Test menu.
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