TM 11-7025-221-10
3-4. Activate Loopback Option Procedure - Continued.
Loopback Option Procedures - Continued
Procedures
Step
5
Perform system mode change (para 2-11) and change memory modes of operation (if operating
in memory 1, change to memory 2 or if operating in memory 2, change to memory 1).
NOTE
TD-1337(V)/G is now operating with selected demux('s) operating in Ioopback.
b. Demux Loopback Option. Perform the following procedures to place one demux in Ioopback. Repeat
procedures, as required, to place additional demux's in Ioopback.
NOTES
. When a message is displayed that you do not understand, go
to paragraph 2-6. All messages that can be displayed on TD-
1337(V)/G are listed in alphabetical order. The operator action
associated with each display is described in the paragraph.
. Start with step 1 and perform the action in the procedures as
directed. Messages that appear on the display are shown in bold
type.
Demux Loopback Procedures
Operation Action/Message Displayed
Step
1
Press FUNC key (one or two times) until SELECT FUNCTION is displayed. Then press SYSTEM
CONF key.
2
Press "2" key and then press ENTR key.
3
Press "1" key and then press ENTR key.
3-6
