OmniSwitch 7800
Chassis and Power Supplies
page 2-2
OmniSwitch 7700/7800 Hardware Users Guide
April 2005
OmniSwitch 7800
The OmniSwitch 7800 is a high performance switch offering 16 slots for Ethernet and/or Gigabit Ethernet
Network Interface (NI) modules. An additional two slots are reserved for primary and redundant Chassis
Management Modules (CMMs). The OmniSwitch 7800 supports a maximum of four power supplies.
Note.
Power supply requirements are based on the number of NIs installed in the chassis. Refer to
for important information on power supplies and power supply
redundancy.
The following illustrations outline the major components of the OmniSwitch 7800 switch.
OmniSwitch 7800 Front View
OmniSwitch 7800
TM
1
2
3
4
9
10
11
12
A
B
5
6
7
8
13
14
15
16
NI
NI
CMM
PWR
PS4
PS3
PS2
PS1
OVER
TEMP
DC OK
AC OK
50/60Hz, 8.0/7.0/3.5 A
100/115/250V
OVER
TEMP
DC OK
AC OK
50/60Hz, 8.0/7.0/3.5 A
100/115/250V
OVER
TEMP
DC OK
AC OK
50/60Hz, 8.0/7.0/3.5 A
100/115/250V
OVER
TEMP
DC OK
AC OK
50/60Hz, 8.0/7.0/3.5 A
100/115/250V
OS7-ENI-C24
1x
3x
5x
7x
9x
11
x
13x
15x
17x
19x
21x
23x
OK1
OK2
22x
20x
18x
16x
14x
12x
10x
8x
6x
4x
OS7-ENI-C24
1x
3x
5x
7x
9x
11
x
13x
15x
17x
19x
21x
23x
OK1
OK2
22x
20x
18x
16x
14x
12x
10x
8x
6x
4x
OS7-ENI-C24
1x
3x
5x
7x
9x
11
x
13x
15x
17x
19x
21x
23x
OK1
OK2
22x
20x
18x
16x
14x
12x
10x
8x
6x
4x
OS7-ENI-C24
1x
3x
5x
7x
9x
11
x
13x
15x
17x
19x
21x
23x
OK1
OK2
22x
20x
18x
16x
14x
12x
10x
8x
6x
4x
OS7-ENI-C24
1x
3x
5x
7x
9x
11
x
13x
15x
17x
19x
21x
23x
OK1
OK2
22x
20x
18x
16x
14x
12x
10x
8x
6x
4x
OS7-ENI-C24
1x
3x
5x
7x
9x
11
x
13x
15x
17x
19x
21x
23x
OK1
OK2
22x
20x
18x
16x
14x
12x
10x
8x
6x
4x
OS7-ENI-C24
1x
3x
5x
7x
9x
11
x
13x
15x
17x
19x
21x
23x
OK1
OK2
22x
20x
18x
16x
14x
12x
10x
8x
6x
4x
OS7-ENI-C24
1x
3x
5x
7x
9x
11
x
13x
15x
17x
19x
21x
23x
OK1
OK2
22x
20x
18x
16x
14x
12x
10x
8x
6x
4x
OS7-ENI-C24
1x
3x
5x
7x
9x
11
x
13x
15x
17x
19x
21x
23x
OK1
OK2
22x
20x
18x
16x
14x
12x
10x
8x
6x
4x
OS7-ENI-C24
1x
3x
5x
7x
9x
11
x
13x
15x
17x
19x
21x
23x
OK1
OK2
22x
20x
18x
16x
14x
12x
10x
8x
6x
4x
OS7-ENI-C24
1x
3x
5x
7x
9x
11
x
13x
15x
17x
19x
21x
23x
OK1
OK2
22x
20x
18x
16x
14x
12x
10x
8x
6x
4x
OS7-ENI-C24
1x
3x
5x
7x
9x
11
x
13x
15x
17x
19x
21x
23x
OK1
OK2
22x
20x
18x
16x
14x
12x
10x
8x
6x
4x
OS7-GNI-U2
OK1
OK2
ACT
LINK
ACT
LINK
RX
TX
RX
TX
1
2
OS7-GNI-U2
OK1
OK2
ACT
LINK
ACT
LINK
RX
TX
RX
TX
1
2
OS7-GNI-U2
OK1
OK2
ACT
LINK
ACT
LINK
RX
TX
RX
TX
1
2
OS7-GNI-U2
OK1
OK2
ACT
LINK
ACT
LINK
RX
TX
RX
TX
1
2
EMP
LINK
ACT
EMP
LINK
ACT
OK1
OK2
PRI
SEC
TEMP
FAN
OK1
OK2
PRI
SEC
TEMP
FAN
CONSOLE
/MODEM
CONSOLE
/MODEM
OS7800-CMM
OS7800-CMM
Front Rack Mount
Network Interface
Power Supplies
(NI) Modules
Network Interface
(NI) Modules
Front Rack Mount
Flange
Flange
Grounding Lug
Air Intake Vent
CMMs