Errata k, Comtech ef data documentation update, Comments – Mocomtech CDM-570 User Manual
Page 75: Change specifics
Filename: T_ERRATA
1
Errata K
Comtech EF Data Documentation Update
Subject:
Revised Table 5-2 Data Interface Connector Pin Assignments
Date:
October 26, 2006
Document:
CDM-570/570L Satellite Modem with Optional IP Module,
Installation and Operation Manual, Rev. 4, dated April 12, 2006
Part Number:
MN/CDM-570L.EK4
Collating Instructions:
Attach this page to page 5-2
Comments:
Changed TR A and TR B to DM A and DM B as shown:
Change Specifics:
Table 0-1. Data Interface Connector Pin Assignments
Pin #
Generic Signal
Description
Direction
EIA-422
EIA-530
V.35
EIA-232
Circuit #
2
Transmit Data A
DTE to Modem
SD A
SD A
BA
103
14
Transmit Data B
DTE to Modem
SD B
SD B
-
103
24
Transmit Clock A
DTE to Modem
TT A
SCTE A
DA
113
11
Transmit Clock B
DTE to Modem
TT B
SCTE B
-
113
15
Internal Tx Clock A
Modem to DTE
ST A
SCT A
DB
114
12
Internal Tx Clock B
Modem to DTE
ST B
SCT B
-
114
3
Receive Data A
Modem to DTE
RD A
RD A
BB
104
16
Receive Data B
Modem to DTE
RD B
RD B
-
104
17
Receive Clock A
Modem to DTE
RT A
SCR A
DD
115
9
Receive Clock B
Modem to DTE
RT B
SCR B
-
115
8
Receiver Ready A
Modem to DTE
RR A
RLSD
CF
109
10
Receiver Ready B
Modem to DTE
RR B
-
-
109
5
Clear to Send A *
Modem to DTE
CS A
CTS
CB
106
13
Clear to Send B *
Modem to DTE
CS B
-
-
106
4
Request to Send A * DTE to Modem
RS A
RTS
CA
105
19
Request to Send B * DTE to Modem
RS B
-
-
105
6
Data Set Ready A *
Modem to DTE
DM A
DSR
CC
107
22
Data Set Ready B *
Modem to DTE
DM B
-
-
107
7
Signal Ground
-
SG
SG
AB
102
1 Shield
-
Shield
FG
AN
101