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COMSPHERE 3900 Series Modems
3910
D,F,H
3910 E,G
Cables
Cable 1
Cable 2
Cable 5
Cable 6
Cable 7
Adapter
871A
G-10
Use Sync Leased (Answer) default configuration options with the following
exceptions:
TX Clock Source
Use Sync Leased (Answer) default configuration options with the following
exceptions:
Diagnostic Connection Set to Modem (DC).
Network Position
Use a standard, customer-supplied, EIA-232-D/V.24 cable with a DB-25-P (plug)
connector at one end to attach to the modem. Attach this to the connector labeled
DTE1, 2, 3, or 4.
Use part number 125-0053-1431 (an 8-position, 8-wire modular cord that is
supplied with the modem). Attach this to the connector labeled LEASED.
Use part number 818-2759-0111 or an equivalent customer-supplied,
EIA-232-D/V.24 crossover cable with DB-25-P (plug) connectors on both ends to
attach to the modems. (See Appendix C for pin assignments.)
Use part number 125-0040-0031 (a 6-position, 6-wire modular cord). Attach this to
the CCIN/DCOUT port of the 3600 Hubbing device.
Use part number 125-0053-1431 (an 8-position, 8-wire modular cord). Attach this
to the CCIN/DCOUT port of one 3600 Hubbing device and to the CCOUT/DCIN
port of the second device.
Use part number 002-0026-0031 (Feature number 4400-F1-590).
September 1998
Set to RXC_Loop.
Set to Control.
3910-A2-GN32-40
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