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Appendix E: Connector Pinouts
120
ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D
Figure E-2
RS-530 Interface
Table E-B
RS-530 Interface
Pin Name I/O Description
1 ........................... Shield ................... I/O........Shield for cable
2 ........................... TD-A ..................... I.............Transmitted Data
3 ........................... RD-A ..................... O...........Received Data
4 ........................... RTS-A .................... I.............Request To Send
5 ........................... CTS-A ................... O...........Clear To Send
6 ........................... DSR-A ................... O...........Data Set Ready
7 ........................... SG ....................... I/O........Signal Ground
8 ........................... CD-A .................... O...........Carrier Detect
9 ........................... RC-B ..................... O...........Receive Clock (return)
10 ......................... CD-B..................... O...........Carrier Detect (return)
11 ......................... ETC-B.................... I.............External Transmit Clock (return)
12 ......................... TC-B ..................... O...........Transmit Clock (return)
13 ......................... CTS-B.................... O...........Clear To Send (return)
14 ......................... TD-B...................... I.............Transmit Data (return)
15 ......................... TC-A..................... O...........Transmit Clock
16 ......................... RD-B ..................... O...........Receive Data (return)
17 ......................... RC-A..................... O...........Receive Clock
18 ......................... NC ...................... N/A.......No Connection
19 ......................... RTS-B .................... I.............Request To Send (return)
20 ......................... DTR-A.................... I.............Data Terminal Ready
21 ......................... NC ...................... N/A.......No Connection
22 ......................... DSR-B.................... O...........Data Set Ready (return)
23 ......................... DTR-B.................... I.............Data Terminal Ready (return)
24 ......................... ETC-A ................... I.............External Transmit Clock
25 ......................... NC ...................... N/A.......No Connection
I = Input ..............O = Output .......N/A = Not Applicable
Figure E-3
V.35 Interface
PIN 13
PIN 1
PIN 25
PIN 14
FEMALE
V .35
A
B
C
D
E
F
J
L
RVZDDJJ
NN
NTX
BB FF LL
K P U Y CC HH MM
H
SW
AA
EE KKM