Test Points; Interface Pcb; Figure 6-5. Interface Pcb Test Points - Comtech EF Data SDM-9000 Installation And Operation Manual

Maintenance

6.1.4 Test Points

This section lists the interface, modulator, and demodulator PCB test points that can be
accessed from the front panel. The list includes a signal description under normal
operating conditions.

6.1.4.1 Interface PCB

Refer to Figure 6-5 for G.703, ECL, and MIL-STD-188 test point locations.
ECL/MIL-
STD-188
(AS/4477)
6–10
Test Points
G.703
(AS/3971,
AS/5618)
TP12 TP6, 11 GND
Ground
TP14 TP3 RX MFS
Receive Sub-Frame Sync (overhead only)
TP11 TP8 TX MFS
Transmit Sub-Frame Sync (overhead only)

Figure 6-5. Interface PCB Test Points

SDM-9000 Satellite Modem
Signal Name
Rev. 4