Chapter 3 Power-On Self-Test (POST) 3-9
FIGURE 3-4 Arrangement of the Type-5 Keyboard LEDs
If the Caps Lock key fails to flash on and off after you have pressed and held the
Stop-d keys when you power on the system, POST failed. See Section 4.2.2 “System
Board Test” for troubleshooting information.
Scroll Lock
LED
Num Lock
LED
Caps Lock LED
(UNIX keyboard)
Caps Lock
(U.S. keyboard)
Compose
LED