Dantel B12-49013-00 Руководство по установке и эксплуатации - Страница 5

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F
. 2 - S
S
IG
WITCH AND
TRAP
T
A - S
O
ABLE
TRAP
PTIONS
Master Modem in Master/Slave system
Slave Modem in Master/Slave system
Single Modem (no Master/Slave) Store straps in
non-operative position or remove.
RCV Pad IN (input level between 0 and -20 dBm)
RCV Pad OUT (input level between -20 and -40 dBm)
XMT Pad IN (output adjustable from -20 to -40 dBm)
XMT Pad OUT (output adjustable from -1 to -20 dBm)
49013-1297 <90-00034>

INSTALLATION

F
Subassembly:
1. Switch and Straps
Refer to Table A and Fig. 2 for the proper switch and strap
options. Set the switches and straps for the options you want.
L
, 49013
OCATION
1
XMT
RCV
IN
IN
*
OPTION
MODE
RCV PAD
XMT PAD
Note:
Switch S2 reverses the TXD, RXD, DCD, and RTS leads. Refer
to Fig. 3.
ollow these steps to install the 49013 202 Tone Modem
P5
13
1
P4
S2
-00
4
NOR
RCV
-01
U2
U1
XMT MAS and RCV MAS
XMT SLA and RCV SLA
XMT and RCV open (no straps)
Jumpers parallel to P5 (See Fig. 2)
Jumpers perpendicular to P5 (See Fig. 2)
Jumpers parallel to P5 (See Fig. 2)
Jumpers perpendicular to P5 (See Fig. 2)
1. XMT OUT, RCV IN
2. XMT OUT, RCV OUT
3. XMT IN, RCV IN
4. XMT IN, RCV OUT
*
Reset, Factory use only.
INSTALL STRAP
CONTINUED
. . .
P
5
AGE