Mitel SX-200 Documentation page 450

Figure 3 -5 Prim a ry Pow e r Supply
C. Com m on Com pone nt s, SX -1 OO/SX-200
Printed Circuit
3.21
All circuit cards (see Figure 3-6) within the PABX are identical
in construction
wiring patterns on both of its faces. Riveted to the front of each board
is a transparent faceplate which allows the LEDs mounted on the front
of the boards to be easily seen. The color-coded card extractors
located at the top and bottom of the faceplate identify the card posi-
tion within a shelf and ensure that the card is seated correctly in
the backplane connector.
A t t e n d a n t C o n s o l e
3.22 The Attendant Console is enclosed in a housing with a smoked
plastic faceplate. Located on either side of the console are a
pair of headset/handset jacks allowing simultaneous operation and
supervision. The console keyboard holds three rows of 10 nonlocking
keys for the selection of features and completion of calls. On the right
of keyboard is a 12-key pushbutton dial pad. The console display,
the
mounted above the keyboard, displays the active states of calls in
progress. In addition to the Call Status Display is a Busy Lamp Field, a
Trunk Group status field, a Call Waiting Indicator, a digital clock and
three Alarm Indicators. The weight of the Attendant Console is ap-
proximately 2.27 kg (5 lb) and its dimensions are: 350 mm (13.75 in.)
wide, 173 mm (6.8 in.) high and 235 mm (9.25 in.) deep.
SECTION 91 OS/91 lo-096-180-NA
Cards
and consist of a fiberglass board with printed
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