7.3.4.3. Fdd Sw Test; Fig. 3.26 Special Fdd Test Display 1 - Brother DP-525CJ Service Manual

REPAIR
SERVICE MANUAL

7.3.4.3. FDD SW Test

(1) Without a diskette in the disk drive, select "9" from the Self Test menu. If a serial
number has not been input before starting the test, the pop-up window will prompt for
the serial number; either enter the serial number and press RETURN, or press
RETURN to start the test. The display as shown below appears:
Insert write protected disk.
(2) Insert a diskette with the write-protect tab enabled. The disk switch is checked, the
test results are printed, and the display returns to the Self Test menu (if a diskette
that is not write-protected is inserted, an error will occur).
NOTES:
The test results are printed as shown below:
SERIAL NO.:
If normal:
If disk switch is defective:
If write-protect switch is defective:
If other read/write errors occur:
A paper check is performed before printing. If paper is set, the print test is executed; if
no paper is set, the ERROR pop-up window is displayed. If you select to continue
printing, paper is automatically inserted by the ACF and to execute the print test.
*****
SPECIAL FDD TEST

Fig. 3.26 Special FDD Test Display 1

(if it was entered)
3-41
*****
DISK TEST OK
DISK ERROR 01
DISK ERROR 03
DISK ERROR 0F
Troubleshooting
DISK TYPE 0 (2DD)
DISK TYPE 1 (2HD)