Section II. EQUIPMENT DESCRIPTION AND DATA

TM 11-7025-233-23

PROM CHIP. Programmable read only memory chip. A Read Only Memory (ROM) that can

be programmed only once.

RAM. Random access memory. A memory that has stored information immediately

available when addressed, regardless of the previous memory address location.

A fixed memory that cannot be rewritten.

ROM.

Read only memory.

Section II. EQUIPMENT DESCRIPTION AND DATA

1-11. EQUIPMENT PURPOSE, CAPABILITIES AND FEATURES

The teleprinter is an asynchronous dot matrix impact receive only (RO) printer. It

can:

an initial power-on test, an operational function test, and a

q Perform

computer-generated diagnostics test

q Display

fault conditions on the print position indicator (PPI) on the

control panel

characters in 132 print positions

q Print

10, 13.2, or 16.5 characters per inch (cpi) horizontal; 2, 3, 4, 6,

q Print

8 and 12 cpi vertical

on paper from one to six parts thick

q Print

line feed paper

q Automatically

q Sense

paper out and stop print operation

1-12. LOCATION AND DESCRIPTION OF MAJOR COMPONENTS

The major components of the teleprinter are the logic circuitry, power supply,

print mechanism, paper handling components, control panel, print position

indicator, and data interface panel.

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