Comtech EF Data CDM-750, Installation And Operation Manual

Page: 138 / 300

CDM-750 Advanced High-Speed Trunking Modem Revision 2
Front Panel Operation MN-CDM750
5–62
5.2.9 SELECT: FAST
Appendix A. FAST OPTIONS
AND
ACTIVATION PROCEDURE
FAST ( F ully A ccessible S ystem T opology) provides the means to enable new options in the
modem. Contact Comtech EF Data during normal business hours to obtain the FAST Access
Code for the desired option.
FAST: Options Demo-Mode CnC (
34
)
Baseboard S/N 123456789 HW RevXX.XX
Use the
W X
arrow keys to select Options , Demo ‐ Mode , or CnC , and then press ENTER .
5.2.9.1 FAST: Options
FAST 1: Set View 2: Set View
OPTIONS 3: Set View
(
34v
)
FAST options are organized under three internal EEPROM registers. Each register requires a
unique FAST Access Code . It is important during upgrade to use the register ‐ specific FAST Access
Code with the appropriate register . Use the
W X
arrow keys to first select the correct register, and
again to select Set or View . Press ENTER when done. Note the following:
Register No. Contains the lockdowns for:
1 01 63 Mbps Rx symbol rate
02 63 Mbps Tx symbol rate
03 ACM Point to Point
04 155 Mbps Full CnC
05 Reserved for future option
2 01 Rx QPSK Demodulation
02 Rx 8-PSK Demodulation
03 Rx 16APSK Demodulation
04 Rx 32APSK Demodulation
05 Tx QPSK Modulation
06 Tx 8--PSK Modulation
07 Tx 16APSK Modulation
08 Tx 32APSK Modulation
09 Optical Gigabit Ethernet Interface
10 – 15 Reserved for future options
3 01 63 Msps GZip symbol rate