User manual

MPLAB

PM3 User’s Guide

B.6.5 Program Memory Contains Code-Protected Data

Program memory contains data that was read from a code-protected device. Most or

all of this data is not usable. Obtain the original hex code from a file or a non-protected

device. See also Section B.6.3 “Device is Code-Protected”.

B.6.6 Invalid Checksum

This error indicates a hardware problem occurred while trying to read from the

programmer. It is not a very common error. It usually indicates some sort of problem

with the communication hardware on either the PC or the programmer.

B.7 ERROR MESSAGES – LCD

B.7.1 BIOS Errors

TABLE B-1: MPLAB

PM3 BEEP CODES

Number

of Beeps

Meaning Corrective Action

1 Normal start up No action required.

2 CPLD Not Configured Reset and connect to MPLAB IDE.

3 Power Monitor Not Found Reset and connect to MPLAB IDE.

4 Display Not Found Reset the unit. If the problem persists,

contact your field representative to SAR

the unit.

5 Display Read Write Test Failure Reset the unit. If the problem persists,

contact your field representative to SAR

the unit.

6 FPGA Time-out Reset the unit. If the problem persists,

contact your field representative to SAR

the unit.