Self Diagnosis Report - Oki OKIFAX4550 Maintenance Manual

6.6.1 Self Diagnosis Report

6.6.1.1 Print conditions
1) The following self diagnosis results are always printed.
• CPU - ROM, FLASH - PROGRAM / LANGUAGE / DEFAULT version read and hush
check.
• CPU-RAM, FLASH - RAM read/write check
• Image processor LSI RAM check
• Setting DEFAULT TYPE and reading clock at self diagnosis execution.
2) The following printing differs depending on the machine type of OKIFAX4550/OKIOFFICE87
and on the condition of option provided or not.
*1 "4M" is printed for OKIFAX4550 and "6M" for OKIOFFICE87.
*2 Printed only when MFP option is provided. "MFG:," "MDL:," and "DES:" information is
printed out of ID character strings of PnP device. Small letters can be printed. The
maximum number of each of letters and characters shall be 45.
*3 Printed only when ISDN option is provided.
When performing self diagnosis, ISDN board test is executed and its result (error
information at power on is partially adopted) is printed.
The print contents at ISDN error are as shown below.
I S D N B O A R D
nn=01: Waiting PC loading
When turning on power, BOOT2 signal from HOST side was in PC loading mode.
nn=02: Board faulty
When turning on power, PROGRAM HUSH of ISDN board was no good.
nn=03: Board faulty
Initial sequence between boards was not executed in spite of elapse of 10 seconds
after turning on power. (Status window did not obtain normal value.)
nn=04 Board faulty
Initial sequence of ISDN LSI was not executed when turning on power. (No response
to command, Response no good)
nn=05: ISDN LSI faulty
ISDN LSI test function (ROM/RAM test, loop test) resulted no good.
* Figure 6.3 shows a printed sample.
41309401TH Rev.4
N G n n
ISDN board details information is printed
when nn = 04 or 05.
192 /