82
TransNET OEM Integration Guide
05-3946A01, Rev. C
Evaluation PCB Interface to Transceiver PCB, J2
, lists the signal and power lines passed between the Evaluation PCB
and the transceiver module. Only a few functions are passed through to the
Evaluation PCB’s
DATA
interface connector, J5. However, many of the pins
of J2 are available through eyelets near the connector as seen in
For detailed descriptions of the functions of the interface connector from the
transceiver’s point-of-view,
see “Transceiver Module’s Interface Connector,
J3, Detailed Pin Descriptions” on Page 66
PCB Schematic
The foldout schematic found in the rear of this manual can also be found in
the TransNET Support Package CD-ROM, and from our Web site at:
www.GEmds.com.
13.3 Evaluation Board Fuse Replacement
The Evaluation Board is protected by a 2-Ampere fuse. The fuse can be
blown by an over-current condition caused by an internal failure or
over-voltage. Follow the procedure below to remove and replace the fuse:
Table 34. Transceiver Interface, J2
(16-Pin Header Connector on Evaluation PCB)
Pin No.
Pin Function
1
Ground
2
Diagnostic TXD
3
Alarm Condition
4
Diagnostic RXD
5
DC Input
6
Sleep Mode Input
7
Data-Carrier Detect (DCD)
8
Power Supply Shutdown Control
9
Reserved—Do not connect.
10
Transmitted Payload Data (TXD)
11
DC Input
12
Request-to-Send (RTS)
13
Reserved—Do not connect.
14
Received Payload Data (RXD)
15
Ground
16
Clear-to-Send (CTS)
