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BSCA/SDLC
A db meter (PIN 453545, PIN 1749299, or
equivalent) is required if you are installing a system
with an integrated modem.
o
1. Check or install the required card strapping
for BSCA/SDLC card A-A2L2. Refer to
Section 10.2.0 of this MLM for strapping
definitions.
o
2. Verify that the modem circuit cards and
cables are secure
a .
Do the power on checks and testing on page C-8
now. When they are complete, continue the
BSCA/SDLC installation with step 3 following:
1200 bps I.ntegrated Modem
o
3. To assist in strapping selection, fill out the
installation data table on page C-7. If the
communication line is on a switched net-
work, perform the 1200 bps integrated
modem transmit level adjustment for
switched lines in Section 10.3.1 of this
M LM. Record the level in the data table
on page C-7. Use Section 10.3.3 for the
1200 bps switched network card strapping.
If the communication line is on a leased
network, check or install the jumpers on
the 1200 bps board per Section 10.3.2 of
this MLM.
If a leased network, perform the 1200 bps
modem transmit level adjustment for
leased line in Section 10.3.1 of this MLM.
Record the level in the data table on page
C-7.
2400 bps I ntegrated Modem
o
3. To assist in strapping selection, fill out
installation data table on page C-7. Per-
form the card population and strapping
procedure in Section 10.4.4 of this MLM.
Note:
If required, the modem card PINs
and locations can be found in the plug
chart on page A Y060 of the ALDs. The
modem board feature wiring can be found
in the ALDs page FA621. It should not be
necessary to do any board feature wiring
because it was done in manufacturing to
match the system order requirements.
External Modem E IA/CCITT Connection
o
3. Install the external modem EIA/CCITT
cable from the system to the modem.
It is the customer's responsibility to have
the external communications facilities
available for connection to the system.
Gate C
1200 bps Integrated Modem Cards or}
2400 bps Integrated Modem Panel
Cable Tower - - - - - - - -_ _ _
---l
Testing BSCA/SDLC
o
4. Check the configuration of the system by
running the program
can
fig. If you need
assistance, refer to the BSCA/SD LC section
of the diagnostic service guide.
o
5. Run the BSCA/SD LC diagnostic tests. Use
diagnostic diskette D IAG03 and run diagnos-
tic program BSCA/SDLC. The screen
message directing you to page 1400-1 of the
MAPs means that the hardware diagnostic
tests ran OK. (You need not go to the
MAPs at this time.)
2400 bps Integrated Modem Cards
----~
Installation Instructions
C-5
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