3Com NETBuilder II, Installing Instruction, Page: 55 / 82

Chassis Description 3-9
Figure 3-10 Extended Chassis Front Panel (Access Door Open)
LCD and LCD Control Panel
The 2-line, 24-character alphanumeric LCD displays startup and status messages.
The LCD control panel consists of four buttons located under the LCD and
behind the access door. These buttons allow you to perform a reset and, for the
CEC 20 module, to access the Diagnostic Main Menu.
Performing a reset
To perform a reset, simultaneously press the outer buttons, which are
marked Reset.
Access the
Diagnostic Main Menu
(CEC 20 only)
To access the Diagnostic Main Menu, simultaneously press the two inner
buttons, which are marked ATTENTION. The menu is displayed on the LCD. For
complete information on the Diagnostic Main Menu, refer to the
NETBuilder II
CEC 20 Module Installation Guide. The DPE module does not support the
Diagnostic Main Menu.
PS1 PS2 CPU1 CPU2 FAN1 FAN2
Reset
Attention