P
AGE
8
04649-1098 <90-00194>
F
IG
. 5 - S
WITCH
AND
S
TRAP
L
OCATIONS
, 44202
4W
2W
T
O
T
O
T
O
S5
1
2
3
4
5
XMT
RCV
SLAVE MASTER
SLAVE MASTER
HIGH
LOW
RCV GAIN
HIGH
LOW
XMT GAIN *
485 TD
422 RTS
422 TD
* If -6 dBm cannot be reached,
set XMT GAIN jumper to HIGH.
INSTALLATION
A
LIGNMENT
AND
C
HECKOUT
P
ROCEDURE
All options and level settings are factory-set as shown in Fig. 2.
Verify switch and strap options are set as shown in Tables A
through E. The following procedure should be used for verification
of level settings or if the Engineered Data levels require changes.
Level changes should only be required on the XMT or RCV pad on
the front panel of the 4003C Line Amplifier. Level settings between
the Line Amplifier and the 44202 Modem are factory-set for proper
loopback.
Refer to Fig. 6.
1.
Action
: Configure the Tellabs 4003C and the Dantel 44202 modules
as shown in Tables A through E.
2.
Action
: Ensure that power is removed from the equipment shelf.
Terminate or open the transmit path to the existing data circuit.
Install the modules in the proper slots.
CONTINUED
. . .