Single-Wide Chassis; Dual-Wide Chassis - 3Com NETBuilder II Installation Manual

1-4 C 1: I
HAPTER NSTALLING THE
F M D
LASH EMORY RIVE

Single-Wide Chassis

The older, single-wide 4-Slot and 8-Slot chassis have two ejector tabs for each
module, as shown in Figure
1
2
3
4
Two ejector tabs per module
Figure 1-1 Single-Wide Chassis

Dual-Wide Chassis

The newer, dual-wide chassis have one ejector tab for each module (except for
the CEC module slot, which has two ejector tabs), as shown in
dual-wide chassis has a removeable center column, which allows for the
installation of extended-format modules.
1
2
3
4
One ejector tab per module
Figure 1-2 Dual-Wide Chassis
1-1.
Assembly part number
MODEL: NBII 8PT
3C6001 20-0125-001
IGB14464
FDDI MAC
BYPASS
®
A STATUS
A
FDDI PHY
®
SINGLE-MODE
SINGLE
Assembly part number
MODEL: NBII 8PT
3C6001 20-0249-001
IGB14464
FDDI MAC
BYPASS
®
A STATUS
A
FDDI PHY
®
SINGLE-MODE
SINGLE
8
B STATUS
STATUS
B
7
COMPLIES WITH 21 CFR
1040.10 & 1040.11
3COM CORP. BLDG. 300
SANTA CLARA, CA
NOVEMBER 1993
SINGLE
6
5
Figure 1-2. The
8
B STATUS
STATUS
B
7
COMPLIES WITH 21 CFR
1040.10 & 1040.11
3COM CORP. BLDG. 300
SANTA CLARA, CA
NOVEMBER 1993
SINGLE
6
5