16 using control representation mode, 1 entering control representation mode – HP 220240 User Manual

Page 76

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2.16 Using Control Representation Mode

The Control Representation Mode is used to print out unprocessed data

or commands sent from the host computer. This procedure is sometimes

referred to as ‘‘dumping.’’ The printing of unprocessed data (in the form

of characters and symbols) is convenient for debugging programs. If a

specified character is undefined, a hexadecimal representation is printed.
This section explains how to print the character listing. For additional

information about Control Representation Mode, consult the Digital ANSI-

Compliant Printing Protocol Level 3 Programming Reference Manual.

NOTE:

If the file does not fill the page buffer completely, the remaining

data can be printed by pressing

On Line

to place the printer off line, and then

pressing

Form Feed

to print the partial page.

2.16.1 Entering Control Representation Mode

Use the procedure in Table 2–6 to place the printer in Control

Representation Mode.

Table 2–6: Entering Control Representation Mode

Operation

Display Reads

1. Press

On Line

to place the

printer off line.

— The On Line indicator

shuts off.

00 READY

2. Press and hold

Reset

for about

10 seconds.

03 RESET

 

03 DUMP

 

03 RESET

 

00 READY

DUMP

The printer is now in Control Representation Mode and ready to accept

data or commands from the printer. To exit Control Representation Mode,

perform a soft reset (see Section 2.17).

Operating Information

2–49

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