Dump Mode; Printer Initialization - Polaroid P420T User Manual

 Dump mode
Printer will enter dump mode after printing its configuration. In the dump mode, all characters
will be printed in 2 columns as follows. The left side characters are received from your system
and the right side data are the corresponding hexadecimal value of the characters. It allows
users or engineers to verify and debug the program.
ASCII Data
Note:
1. Dump mode requires 4" wide paper width.
2. Turn off / on the power to resume printer for normal printing.

4.3.3 Printer Initialization

Printer initialization is used to clear DRAM and restore its settings to default. The only exception
is ribbon sensitivity, which will not be restored to default.
Printer initialization is activated by the following procedures.
1. Switch off the printer
2. Press the button while you switch on the printer
3. Release the button when LED turns green after 5 amber blinks.

The LED color will be changed as following:
Amber  red (5 blinks)  amber (5 blinks)  green (5 blinks)  green/amber (5 blinks)
 red/amber (5 blinks)  solid green
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Hex decimal data related to left
column of ASCII data