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Chapter 2: Hardware Components
•
Air Filter. The Air Filter is accessible by opening the lower front panel. You do not have to turn off the
chassis. For cleaning, see Chapter 8: Diagnostics/Maintenance.
•
Chassis LEDs. The LEDs are indicators as to the status of the four DC outputs of the power supplies.
When these are lit, they indicate the respective voltages are being output from the power supplies. When
unlit, the voltage is not being supplied. See Chapter 8: Diagnostics/Maintenance for more information.
•
On/Off Power: A switch to turn power on and off.
Rear (with AC power)
NOTE:
For pictorial purposes, Figure 2-2 is shown with 2 DS1 cards and the CPU Card.
Power Inlet
•
WAN Card Slots. The rear of the T1, E1, or DS1 WAN cards (the transition modules), is used for net-
work connection. The quantity will vary depending upon the number of WAN cards you have inserted.
•
Power Inlet. Inlet for which you insert the supplied AC power cord. The unit requires a 110-240 VAC.
•
Earth Ground Stud. A Ground Stud is provided to connect to earth ground.
•
Ground Strap Port. A ground connection is provided for ESD protection.
2-4
Figure 2-2 Tenor CMS Rear View - AC unit
Link TX/RX
1
1
1
2
3
4
2
2
1
3
3
2
4
4
3
1
1
4
2
2
10/100
Ethernet
3
3
4
4
Console
10/100
10/100
Ethernet
Ethernet
Link TX/RX
Link TX/RX
Off On
1
2
3
4
Config
Link TX/RX
Link TX/RX
CPU
DS1
DS1
10
A
M
P
100-240VAC
50-60Hz
Earth Ground Stud
© Copyright 2001 Quintum Technologies Inc.
Label
Ground Strap Port
Air Exhaust
WAN Card
Slots
P/N 480-0005-00-15
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