VADDIO Extreme TX Specifications Page 52

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Integrator’s Reference Manual for Polycom HDX Systems
2–8 Polycom, Inc.
V.35/RS-449/RS-530 Serial Adapter
This adapter is used when connecting a Polycom HDX system to other
third-party network equipment. It adapts the 68-pin interface to an industry
standard 44-pin interface used by some network interface equipment. It is
used with Polycom HDX systems that have a V.35/RS-449/RS-530 serial
network interface card (NIC) installed.
Length Part Number RoHS Compliant
6 in (15.23 cm) 2457-21264-200 Yes
Drawings and part numbers are provided for reference only. Polycom claims no
responsibility or liability for the quality, performance, or reliability of cables based on
these reference drawings, other than cables provided by Polycom. Contact your
Polycom distributor or Polycom Custom/Vertical Products to order cables that meet
the appropriate manufacturing tolerances, quality, and performance parameters for
your application.
Notes (direction from V.35 module (DTE))
68 pin Signal Name Signal Type From card Function V.35 RS530-DB25 RS4449-DB37 RS366-DB25
Shield V.35/RS449/RS530 A 19 7,18,19#
12 Receive Data A Differential in V.35/RS449/RS530 R 3 6
11 Receive Data B Differential in V.35/RS449/RS530 T 16 24
10 Send Timing A Differential in V.35/RS449/RS530 Y 15 5
9 Send Timing B Differential in V.35/RS449/RS530 AA 12 23
29 Data Set Ready (DSR) Single Ended in V.35 E
28 Request To Send (RTS) Single Ended out V.35 C
27 Data Terminal Ready (DTR) Single Ended out V.35 H
34 Digit Present (DPR) Single Ended out RS366 2
24 Abandon Call/Retry (ACR) Single Ended in RS366 3
32 Call Request (CRQ) Single Ended out RS366 4
26 Present Next Digit (PND) Single Ended in RS366 5
21 Data Line Occupied (DLO) Single Ended in RS366 22
14 Receive Timing A Differential in V.35/RS449/RS530 V 17 8
13 Receive Timing B Differential in V.35/RS449/RS530 X 9 26
8 Terminal Timing A Differential out V.35/RS449/RS530 U 24 17
7 Terminal Timing B Differential out V.35/RS449/RS530 W 11 35
15 Request To Send (RTS) A Differential out RS449/RS530 4 7
16 Request To Send (RTS) B Differential out RS449/RS530 19 25
35** Receive Common Gnd RS449 20
20 BCD Dial Digit Bit 1 (NB1) Single Ended out RS366 14
19 BCD Dial Digit Bit 2 (NB2) Single Ended out RS366 15
23 BCD Dial Digit Bit 4 (NB4) Single Ended out RS366 16
25 BCD Dial Digit Bit 8 (NB8) Single Ended out RS366 17
2** Signal Ground Gnd V.35/RS366 B 7,18,19
6 Send Data A Differential out V.35/RS449/RS530 P 2 4
5 Send Data B Differential out V.35/RS449/RS530 S 14 22
reserved (Ascend select line)
63 Clear To Send (CTS) A Differential in RS449/RS530 5 9
64 Clear To Send (CTS) B Differential in RS449/RS530 13 27
61 Data Mode (DM-DSR) A Differential in RS449/RS530 6 11
62 Data Mode (DM-DSR) B Differential in RS449/RS530 22 29
65 Receiver Ready (RR-DCD) A Differential in RS449/RS530 8 13
66 Receiver Ready (RR-DCD) B Differential in RS449/RS530 10 31
4** Send Common Gnd RS530 7 37
33 Data Carrier Detect (DCD) Single Ended in V.35 F
18 Terminal Ready (TR-DTR) A Differential out RS449/RS530 20 12
17 Terminal Ready (TR-DTR) B Differential out RS449/RS530 23 30
3 V.35 Cable Connected ground to indicate a V.35 cable is attached 7,18,19*
1 RS449 Cable Connected ground to indicate a RS449 cable is attached 7,18,19^#
22
Distant Station Connected (DSC)
Single Ended in RS366 13
30 Clear To Send (CTS) Single Ended in V.35 D
31
Ring Indicate (RI) (Incoming Call)
Single Ended in V.35/RS449 J 15
reserved (Ascend select line)
68 LOS A Differential out RS530 crypto 18 3
67 LOS B Differential out RS530 crypto 21 21
* For V.35, connect pin 3 of 68 pin connector to ground
^For RS449, connect pin 1 of 68 pin connector to ground
#For RS530, connect pins 1 and 3 of 68 pin connector to ground
** Gnd pins are 2,4, 35-60
Peripheral Link
V.35 HD-68 Pinout
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