Configurations (Terminals)
--Device Adapter feature(#3250) is required
devices are attached to the 3271. Up to four
can be attached with each Device Adapter.
if more than four
additional devices
--TransmissionSpeed feature (#7820 or 17821) is required.
--ControlStorage Expansion feature (#1801) provides the ability to
access control unit storage addresses above 64K.
--Extended FunctionStorage feature (#3622) provides additional
storage requiredto !$1,1pport particular attachments or
configurations. ControlStorage Expansion feature ("801) is a
prerequisite.
--Each 3274Model lC requires a Common Communications Adapter feature ('6302) and an External Modem Interface ('3701). • IBM 3276 Control Unit Display Station Models 2, 3, and 41 (supported
as a 3271) for attachment of up to 7 additional 3278 Display StationsModels 2, 3, and 41 (supported as 3277s), 3287 Printers Models 1 and
2, (supported as 3284s or 3286s), and 3289 PrintersModels 1 and 2
(supported on a 3276). To support this configuration, the following
are required:
--The basic 3276 Control Unit DisplayStation contains 1 integral
display station, (supported as a 3277), and permits a ttachmen t of
either 1 3278 DisplayStation Model 2, 3, and 41 (supported as a
3217) or 1 3287 PrinterModels 1 and 2. (supported as a 3284 or
3286).
--Terminal Adapter No. 1(13255) permits attachment of up to 2
additional devices (3278s,3287s and 3289s).Only 1 adapter is
permitted.
--Terminal Adapter No. 2('3256) permits attachment of up to 2
additional devices (3278s, 3287s and 3289s).Only 1 adapter is
permitted. Terminal Adapter No. 1('3255) is a prerequisite.
--Terminal Adapter No. 3 (#3257) permits attachment of up to 2
additional devices (3278s, 3287s and 3289s).Only 1 adapter is
permitted. Terminal Adapter No.2 (t3256) is a prerequisite.
--A 3274/3276 Attachment('8331) is required for each 3287 Printer Model 1 or 2.
--Each 3276 requires one of the Communications features('6301 or 16302) and either the External Modem Interface (#3701) or the 1200 BPS Integrated Modem feature (15500). The following control unit is remotely attached to either leased or
switched lines via a2701 Data Adapter Unit, a 2703 Transmission Control
Unit, a3704/3705 Communications Controller in emulation mode, or an
Integrated Communication Adapter (ICA) to support 3270 devices:• IBM 3275 Display Station MOdel 2 standalone control unit and display
station. A 3284 PrinterModel 3 or 3286 Printer Model 3 can be
attached. Also, the following may be required:
--For the 3275 to be used on a switched line, Dial feature('3440) is
required.
--TransmissionSpeed feature ('7820 or 17821) is required. lModels 3 and 4 are supported as Model 2 via hardware default. Part 1. Planning for System Generation 117
--Device Adapter feature
devices are attached to the 3271. Up to four
can be attached with each Device Adapter.
if more than four
additional devices
--Transmission
--Control
access control unit storage addresses above 64K.
--Extended Function
storage required
configurations. Control
prerequisite.
--Each 3274
as a 3271) for attachment of up to 7 additional 3278 Display Stations
2, (supported as 3284s or 3286s), and 3289 Printers
(supported on a 3276). To support this configuration, the following
are required:
--The basic 3276 Control Unit Display
display station, (supported as a 3277), and permits a ttachmen t of
either 1 3278 Display
3217) or 1 3287 Printer
3286).
--Terminal Adapter No. 1
additional devices (3278s,3287s and 3289s).
permitted.
--Terminal Adapter No. 2
additional devices (3278s, 3287s and 3289s).
permitted. Terminal Adapter No. 1
--Terminal Adapter No. 3 (#3257) permits attachment of up to 2
additional devices (3278s, 3287s and 3289s).
permitted. Terminal Adapter No.2 (t3256) is a prerequisite.
--A 3274/3276 Attachment
--Each 3276 requires one of the Communications features
switched lines via a
Unit, a
Integrated Communication Adapter (ICA) to support 3270 devices:
station. A 3284 Printer
attached. Also, the following may be required:
--For the 3275 to be used on a switched line, Dial feature
required.
--Transmission