Sharp PC-4741 Service Manual page 44

Move the highlighting to the mode you want to seldct and press
ENTER. When selecting "Yes", the test will be repeated. On the other
haha, when selectlOl] JQo, the teSt wnroe dOl [e 01 jl
Specify whether to execute the test or not.
Test start? [Yes NoJ
Move the highlighting to the mode you want to select and press
ENTER. When selecting "No". control exits to "specification of the
checked drive", On the other hand, when selecting "Yes", starts the
test.
In the aging mode, by pressing SPACE, It stops the test. At the time,
by
pressing
SPACE
again, the system continues the test.
Also
by
pressing ESC, the test terminates. The depression of ESC is
always effective during this test. Otherwise,
by
pressing ESC, the test
terminates. However, by pressing ENTER, the test is repeated again.
• Error processing
While the system executes the test, jf an error occurs, the system
displays the kind of error at the lower screen. In this state, by press M
ing any key, the test terminates. For details of error message, see
"8
M
5
M
12
M
7. Error message".
8-5-12-5. Target sector read
This test is used to continue reading the specific sector.
• Operation
Specify the disk to be checked in the following message.
Please insert the alignment or formatted disk in the drive.
What kind of the test disk do you use?
[AlignmenLdisk Formatted_diskJ
At the time, insert the test disk in the drive to be checked and move
the highlighting to the disk you inserted, and press ENTER. If the
drive is not ready or the test disk isn't inserted in the drive, the
following message is displayed and the test terminates.
Drive not ready.
Specify the drive to be checked in the following message.
Test drive? [Drive_A}
Move the highlighting to the drive you want to select, and press
ENTER.
Specify the cylinder number to be checked in the following message.
Cylinder number? [00 H 79J = II
Type the cylinder number to be checked in the displayed range and
press ENTER.
Specify the head number to be checked in the following message.
Head number? [0 H 1J
Type the head number to be checked in the displayed range and
press ENTER.
Specify the sector range to be checked in the following message.
Sector range? [1
H
9, 9
H
18J = 11·11
Type the first sector number and the last sector number of the
cylinder range to be checked and press ENTER. Also do not specify
sectors which extend from 9 sector to 0 sector.
NOTE: When the alignment disk is selected, this specification of sec-
tor range is not displayed.
Specify whether to stop or continue the test if an error occurs while
executing test.
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-
P C-4741
Error stop? [Yes NoJ
Move the highlighting to the mode you want to select and press
ENTER. If the alignment disk is selected, select "No".
Specify whether to execute the test or not.
Test start? [Yes NoJ
Move the highlighting to the mode you want to select and press
ENTER. when selecting "No", control exits to "specification of the
checked drive". On the other hand, when selecting "Yes", starts the
test.
While the system executes the test, by pressing SPACE, it stops the
test. At the time, by pressing SPACE again, the system continues the
test. Also by pressing ESC, the test terminates. The depression of
ESC is always effective during this test.
The lower left screen shows pass count and test point represented by
physical address.
Pass count = • • • • •
Test point = TT.H.SS
"IT"
means the track, "H" means the head and "SS" means the sector
In addition, the lower right screen shows the test mode and the test
drive.
Test mode: Read Test
drive: Drive_A
Error processing
If
the system detects an error while it executes the test, it displays the
kind of error and where the error occurs on the lower right screen and
increments the rightMhand error counter. If the error stop is set to "No",
the system updates the error counter every time an error occurs and
continues to execute the test. The system only displays the newest
error information at the lower right screen. On the other hand, if the
error stop is set to "Yes", the system stops the test if an error occurs.
At the time, by pressing ENTER the system continues the test. On the
other hand, by pressing ESC, the test terminates. For details of error
message, see "8-5 M 12 M 7. Error message".
8-5-12-6. Error table dispJay
All error kinds, locations and counts are displayed for "Write-read
check" and "Read only check". However, this error information is
limited to
40
locations.
• Operation
By pressing any key, the test terminates.
8-5-12-7. Error messages
o
FOC busy
A read or write command is in process.
• FOC seek error
The system received a FAULT signal from the device or the seek
operation was abnormally completed.
• Communication error
Handshake error occurred between the CPU and FOG.
o
Equipment check
The system
received
a FAULT signal from a deVice or did not detect
a track 00 signal in the specified time period while the recalibrate
operated.
• Missing address mark
The address mark in
the 10
section was not detected.
• FOC no data
The 10 without CRC error was not detected.
• FOC Invalid command
A command written to the FOC was invalid.