Hexadecimal Dump - OKIDATA Pacemark 3410 Service Manual

Page: 118
Service Guide PM3410
Chapter 4 Failure & Repair Analysis

4.8.04 Hexadecimal Dump

General Information
Hexadecimal Dump Mode allows you to test the data being sent from the computer to the printer.
When the printer is in Hexadecimal Dump Mode, all data received (including text and printer commands)
will be printed in both hexadecimal and ASCII format.
NOTE:
In ASCII format, all non-printable characters are represented by a period.
Example
Below is a line of BASIC code.
LPRINT CHR$(27) ;"0";CHR$(30);"This is an example of hexadecimal dump."
Below is the same line as it would appear in Hexadecimal Dump Mode.
This is an example of a hexadecimal dump:
1B 30 1E 54 68 69 73 20 69 73 20 61 6E 20 65 78 .0.
61 6D 70 6C 65 20 66 20 61 20 68 65 78 61 64
65 63 69 6D 61 6C 20 64 75 6D 70 2E 0D 0A
Procedure
1. Verify that paper is loaded.
2. Verify that the ribbon is installed.
3. Power OFF the printer.
4. Press and hold SELECT and FORM FEED while powering ON the printer.
5. The printer will print the line shown below.
HEX DATA DUMP
6. The printer is ready to receive data in the Hexadecimal Dump Mode.
7. Send data to the printer.
8. To exit Hexadecimal Dump Mode, power OFF the printer.
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