User Manual
AS4000 Subscriber Terminal
Installation and Commissioning DLP 013
605-0000-436
Issue 1.5 Date: 18th October 1999
Page 2 of 14
1. STMON communicates via the PC RS232 com port which connects to the ST drop
cable. The PC may be attached to the Junction Box, PSU or survey tool with a
cable terminated at the PC end as in Figure 40.
Downlink Comms - Yellow or brown on White
Uplink Comms - Grey or white on Brown
Ground - Black or blue on Red
Pin 1
Figure 40. STMON PC Connection
2a) Connecting to Junction Box (Type 1 PSU)
The ST connection is made via a 3.5mm stereo jack socket located on the drop
cable junction box. See Figure 41 below.
Downlink Comms - Yellow or Brown on White
Uplink Comms - Grey or White on Brown
Ground - Black or Blue on Red
Figure 41. STMON Junction Box Connection
2b) Connecting to Survey Tool
The ST connection is made via a ΒΌ inch stereo jack socket located the survey
tool box. See Figure 42 below.
Downlink Comms - Yellow or Brown on White
Uplink Comms - Grey or White on Brown
Ground - Black or Blue on Red
Figure 42. STMON Survey Tool Connections
2c) Connecting to Terminal Block (Type 2 PSU)
The ST connection is made by connecting the STMON cable to TB1 as shown
below.