Nortel Meridian Meridian 1 Maintenance Manual page 473

Procedure 25: Enable or disable Ethernet LAN support (continued)
Note: If you make a mistake while typing your Meridian ID or
keycode, do not try to backspace and correct the error. Instead,
continue until step 12, where you will be able to type n, press [Return]
and return to step 6.
Note: Input for the Meridian ID is case sensitive; input for the
keycode is not case sensitive.
Figure 157
Keycode prompt 1
Please enter your keycode (5 groups of 4 characters each):
Keycode group 1 (or Q or q to quit):
6 You are prompted to enter your keycode (Figure 157). Type the first
4-character group of your keycode that will enable Ethernet LAN
support and press [Return].
Figure 158
Keycode prompt 2
Keycode group 2 (or Q or q to quit):
7 You are prompted to enter the second group of keycode characters.
Type the second group and press [Return].
Figure 159
Keycode prompt 3
Keycode group 3 (or Q or q to quit):
8 You are prompted to enter the third group of keycode characters.
Type the third group and press [Return].
Meridian Link Release 5C/CCR Release 3C Diagnostic and Maintenance Guide
Chapter 8: Recovery/replacement procedures 461