3Com NETBuilder II, Installing Instruction, Page: 12 / 82

1-2 C
HAPTER
1: NETB
UILDER
II 4-S
LOT
B
RIDGE
/R
OUTER
Verifying Electrical
Requirements
Make sure that the power source for your facility meets the electrical
requirements listed in Table A-3 on page A-2.
Installing the Flash
Memory Drive
(Base Chassis with
CEC 20 Only)
NETBuilder software runs on a PC flash memory card. If you have the base
chassis and are installing the CEC 20 module, you must install the flash memory
drive according to the
NETBuilder II Flash Memory Drive Installation Guide .
The EZBuilt NETBuilder II system with CEC 20 module has the flash memory
drive already installed. The DPE module has integrated flash memory drives.
Installing the DPE or
CEC 20 Module
(Base Chassis Only)
The DPE or CEC 20 module is the main processor for the NETBuilder II
bridge/router. If you have the base chassis, you must install either module. In
the EZBuilt system, the main processor is already installed. Refer to the
a
ppropriate main processor module guide for installation instructions.
Installing I/O Modules You can install two types of modules in your 4-Slot chassis: regular-format and
extended-format. Regular-format modules are the width of one slot in the
chassis. Extended-format modules are the width of two slots. Refer to the
appropriate I/O module guides for installation instructions.
Mounting the
4-Slot Chassis
Mount the chassis on a tabletop or in a 19-inch, 2- or 4-pole rack.
Installing on a Tabletop
When installing your chassis on a tabletop, make sure the vents are not blocked
and the cables are not pinched or restricted behind the unit.
Figure 1-1 Installing a 4-Slot Chassis on a Tabletop
®
NETBuilder II
Allow adequate space between
back of unit and wall
Allow adequate space
on sides for ventilation