Chapter 7. Troubleshooting; Errors That Occur When Writing To Prom; When Newly Purchased; Previously Written Normally - Renesas PROM Programming Adapter PCA7427G02 User Manual

Chapter 7. Troubleshooting

The table below summarizes errors to be checked carefully before you determine them to be a fault.

7.1 Errors That Occur When Writing to PROM

7.1.1 When Newly Purchased

Programming adapter

7.1.2 Previously Written Normally

Programming adapter
Cause
Is the adapter attached to the correct position of the PROM
programmer?
Is the MCU attached to the correct position?
Is the area specification set correctly?
PROM programmer
Is the correct device selected?
The IC socket of the PROM programmer may be stained. The
Contact failure
socket needs replacing.
Cause
Is the adapter attached to the correct position of the PROM
programmer?
Is the MCU attached to the correct position?
Is the area specification set correctly?
PROM programmer
Is the correct device selected?
The IC socket of the PROM programmer may be stained. The
socket needs replacing.
Contact failure
The PROM programmer connector at which the PROM
programmer is contacted may be stained. Clean it with
alcohol, etc.
Remedy
Remedy
( 14 / 18 )
See page
9
10
11
11
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See page
9
10
11
11
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