NxT1 HSSI/V-35 MODULE P/N 1200346L2
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Quick Start Guide, 61200346L2-13A, February 2002 Technical Support 1-888-4ADTRAN (1-888-423-8726) Copyright 2002 ADTRAN, All Rights Reserved
HSSI/V.35 (SCSI-50) PINOUT
PIN# (+ side) PIN# (- side) Direction Description
1 26 — HSSI SG - Signal Ground
2 27 O HSSI RT - Receive Timing
3 28 O HSSI CA - DCE Available
4 29 O HSSI RD - Receive Data
5 30 O HSSI LC - Loopback Circuit C
6 31 O HSSI ST - Send Timing
7 32 — HSSI SG - Signal Ground
8 33 I HSSI TA - DTE Available
9 34 I HSSI TT - Terminal Timing
10 35 I HSSI LA - Loopback Circuit A
11 36 I HSSI SD - Send Data
12 37 I HSSI LB - Loopback Circuit B
13 38 — HSSI SG - Signal Ground
— 39 — Ancillary to DCE (Reserved)
14 — I V.35 RTS - Request to Send
15 40 I V.35 TT Terminal Timing
16 41 I V.35 SD Send Data
— 42 O V.35 DCD - Data Carrier Detect
17-18 43 — Ancillary to DCE (Reserved)
19 44 — HSSI SG - Signal Ground
20 45 O V.35 ST - Send Timing
21 46 O V.35 RT - Receive Timing
22 47 O V.35 RD - Receive Data
23 — O V.35 CTS - Clear to Send
— 48 I V.35 Ground/Present
24 49 O HSSI TM - Test Mode
25 50 — HSSI SG - Signal Ground
T1 NETWORK CONNECTION PINOUT
Pin Name Description
1 R1 RXDATA Receive data from the network ring
2 T1 RXDATA Receive data from the network tip
3, 6, 7, 8 Unused n/a
4 R TXDATA Send data towards the network ring
5 T TXDATA Send data towards the network tip
500 Series
T1-1 T1-3T1-2 T1-4
HSSI/V.35
Nx T1 HSSI/V.35
INSTALLATION INSTRUCTIONS
1. Remove the cover plate from the appropriate option slot in the ATLAS
550 Base Unit.
2. Slide the Nx T1 HSSI/V-35 Module into the option slot until the module
is firmly positioned against the front of the chassis.
3. Secure the thumbscrews at both edges of the module. Tighten with a
screwdriver.
4. Connect the cables to the associated device(s).
5. Complete installation of remaining modules and Base Unit as specified
in the Installation chapter of the ATLAS 550 System Manual.
SPECIFICATIONS
HSSI Rate: Up to 11.04 Mbps
V.35 Rate: Up to 5.52 Mbps
T1 Links: HSSI Interface – 1 to 8 Total T1 Links (up to 4 from module T1
interfaces and up to 4 from other T1 modules)
V.35 Interface – 1 to 4 Total T1 Links (in any combination of
module T1 interfaces and other T1 modules)
T1 Line Rate: 1.544 Mbps ± 75 bps
T1 Line Framing: D4 or ESF per ANSI t1.403 and AT&T TR 54016
T1 Testing: Line or payload loopback (Local and Remote)
Environmental: Operating Temperature: 0ºC to 50ºC
Storage Temperature: -40ºC to 70ºC
Relative Humidity: 95% non-condensing
Connectors: T1 Interfaces: RJ-48C
HSSI Interface: 50 pin SCSI-II Female
