Signal Converter to Surge Board Assembly (A34)
Signal Converter
(J4 or J5)
Wire Color
Surge Board Assembly
(TB1)
Pin 1 (GND)
Shield
Pin 1 (SHLD)
Pin 2 (RX-P)
Red
Pin 2 (D1OUT-P)
Pin 3 (RX-N)
Black
Pin 3 (D1OUT-N)
Pin 4 (TX-P
Green
Pin 4 (D1IN-P)
Pin 5 (TX-N)
White
Pin 5 (D1IN-N)
Pin 6 (GND)
Pin 6 (A GND)
Modem
Reference Drawings:
System Riser Diagram, Modem ..................................
Drawing A-174342
Schematic, Internal, W/Quick Connect........................
Drawing B-177662
A modem-controlled display requires the use of an internal or external modem at the
computer and another modem in the display. The local phone company must provide
a dedicated phone line to the display and identify the colors used by the Tip wire and
by the Ring wire. The telephone cable is run to the modem board in the display or is
connected to a junction box with a quick connect plug that connects to the display.
The phone cable must be routed though conduit.
Do not
run signal and display
power through the same conduit. Refer to
Drawing A-174342
for the
system layout.
Figure 27: Modem Display Layout
Electrical Installation
3-14
Содержание Galaxy AF-3155
Страница 33: ...Figure 25 RS422 Display Layout Figure 26 Signal Converter to Surge Suppresser Electrical Installation 3 13 ...
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