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Chapter 2: Hardware Components
Chassis- CMS240 (2 slot)
The 2 slot chassis is a 19” rack-mountable unit which houses all WAN cards, System Controller/CPU cards,
DSP cards, and a power supply. See the following sections for unit front and unit back details; both the AC
version and DC versions are illustrated and explained. There are two slots, the bottom slot is slot number 1 and
contains the CPU card.
Front View (with AC power)
Figure 2-9 Tenor CMS240 Front View - DC unit
Card Slots. Two slots are available for WAN cards (T1/E1/DS1), DSP cards, and the CPU/System Con-
troller card.
Power Supply. One AC Power Supply.
Wrist Strap Ground Socket. Socket available in which to connect an ESD wrist strap for ESD protec-
tion.
A.C. Power Supply
Power
QUINTUM
TECHNOLOGIES, INC.
TM
TECHNOL OGIES, INC.
QUINTUM
TM
Hot Swap
DS1
Span
Status
4
8
3
7
26
15
10/100
Ethernet
DSP
Link
Alarm
CPU
1
1
2
2
Bank
TX/RX
St at us
PC I
TECHNOLOGIES, INC.
QUINTUM
TM
CPU
4
8
3
7
26
15
Alarm
CPU
2
St at us
PC I
Reset
10/100
Ethernet
Link TX/RX
Hot Swap
Power Supply
Wrist Strap
Ground
Socket
Card Slots