User's Manual

Appendix E: Connector Pinouts
61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 121
Table E-C
V.35 Interface
(Provided by RS-530/232-to-V.35 Adapter, part number 1200072L1)
Pin Name I/O Description
A ............................Shield ....................I/O........ Shield for cable
B ............................SG........................I/O........ Signal Ground
C............................RTS........................I............. Request To Send
D ............................CTS.......................O........... Clear To Send
E.............................DSR.......................O........... Data Set Ready
F.............................CD........................O........... Carrier Detect
H............................DTR .......................I............. Data Terminal Ready
J .............................RI ..........................O........... Ring Indicator
P.............................SD-A......................I............. Send Data
R.............................RD-A......................O........... Receive Data
S ............................SD-B ......................I............. Send Data (return)
T.............................RD-B ......................O........... Receive Data (return)
U ............................TC-A......................I............. External Transmit Clock
V ............................RC-A......................O........... Receive Clock
W...........................TC-B ......................I............. External Transmit Clock (return)
X.............................RC-B......................O........... Receive Clock (return)
Y ............................ST-A ......................O........... Send Timing
AA ..........................ST-B.......................O........... Send Timing (return)
K,L ..........................NC .......................N/A ...... No Connection
M,N........................NC .......................N/A ...... No Connection
BB...........................NC .......................N/A ...... No Connection
CC .........................NC .......................N/A ...... No Connection
DD..........................NC .......................N/A ...... No Connection
EE...........................NC .......................N/A ...... No Connection
FF ...........................NC .......................N/A ...... No Connection
HH..........................NC .......................N/A ...... No Connection
JJ.............................NC .......................N/A ...... No Connection
KK...........................NC .......................N/A ...... No Connection
LL ............................NC .......................N/A ...... No Connection
MM ........................NC .......................N/A ...... No Connection
NN ........................NC .......................N/A ...... No Connection
I = Input.............. O = Output......... ............N/A = Not Applicable
Figure E-4
RS-366 Interface
PIN 13
PIN 1
PIN 25
PIN 14
FEMALE