Standard Flash Rom Check; Option Flash Rom Check; Real Time Clock & Cmos Ram Diagnostics - Sharp UP-5300 Service Manual

3
Terminating method
After the test result is displayed, press Esc key to terminate and
return to the ROM diagnostics menu.

3) Standard FLASH ROM Check

1
Checking content
Write and read are performed to the standard FLASH ROM area
(BANK 200H ∼ 27FH) to establish a verify check. The check pro-
cedures is as follows:
•
The ID code, the manufacture, and the device signature code
are read and displayed.
•
The ROM size is specified and the following display is made to
allow the user to select whether to perform the verify check or
not.
•
Move cursor to select "YES", and the message in ( ) will be
displayed.
•
If the verify check is made, the test area is first erased.
•
Increment data for each byte is written to all the test areas.
•
(Example: "0001h", "0202h", "0405h", --- "0E0Fh", --- "FEFFh"
* The two left digits are the lower address, and the two right
address are the upper address.)
•
Read verify check is performed.
Standard Flash ROM Check
Standard Flash ROM Size : 2048KB
Write Read Verify chek
Device ID = **** Manufacture ID = ****
All data in Standard Flash ROM Disk will be destroyed.
Are you sure?
If the proper value is not read, the following display is made.
(Press the ESC key to terminate the test.)
Standard Flash ROM Check
ERROR!
Device is not installed or not work properly.
2
Final display
Standard Flash ROM Check
Standrd Flash ROM Size : 2048KB
Write Read Verify chek : PASS!! (or ERROR!!)
ERROR ADDRESS BANK XXXH,XXXXXXH WRITE DATA XXXXH READ DATA XXXXH
Device ID = **** Manu facture ID = ****
3
Terminating method
After the test result is displayed, press the Esc key to terminate
and return to the ROM diagnostics menu.

4) Option FLASH ROM Check

1
Checking content
Write read verify check or read check is performed for the optional
FLASH ROM area (BANK 280H – 3FFH). The checking procedure
is as follows:
•
The ID code, the manufacture, and the device signature code
are read in BANK 280H ∼ 2FFH, BANK 300H ∼ 37FH, and
BANK 380H ∼ 3FFH to check that the proper value is read or
not.
•
If the proper value is read, the ROM size is specified and the
following display is made to allow the user to select whether to
perform the verify check or not.
YES <- CAUTION!!
NO
The cursor is on this side
(Default).
When "YES" is selected
•
Move cursor to select "YES", and the message in ( ) will be
displayed.
•
If the verify check is made, the test area is first erased.
•
Increment data for each byte is written to all the test areas.
(Example: "0001h", "0203h", "0405h", ⋅⋅⋅ "0E0Fh", ⋅⋅⋅ "FEFFh"
•
* The two left digits are the lower address, and the two right
address are the upper address.)
•
Read verify check is performed.
When "NO" is selected
•
When "NO" is selected, read check is performed for the above
increment data. Therefore, the option FLASH ROM to be tested
must be passed by write read verify check once.
Option Flash ROM Check
Option Flash ROM Size : 4096KB
Write Read Verify chek
Device ID = **** Manu facture ID = ****
All data in Option Flash ROM Disk will be destroyed.
Are you sure?
If the proper value is not read, the following display is made.
(Press the ESC key to terminate the test.)
Option Flash ROM Check
ERROR!
Device is not installed or not work properly.
2
Final display
Option Flash ROM Check
Option Flash ROM Size : 2048KB
Write Read Verify chek : PASS!! (or ERROR!!)
ERROR ADDRESS BANK XXXH,XXXXXXH WRITE DATA XXXXH READ DATA XXXXH
Device ID = **** Manu facture ID = ****
3
Terminating method
After the test result is displayed, press the Esc key to terminate
and return to the ROM diagnostics menu.
3-5. Real time clock & CMOS RAM Diagnostics
RTC and CMOS RAM check is performed.
The following menu is displayed. The highlighted cursor is moved by
the cursor keys (UP ↑ and DOWN ↓) of the AT keyboard. Move the
cursor to the desired item, and the press the Enter key to execute the
selected diagnostics program. When the selected diagnostics pro-
gram is completed. Pressing Esc key again returns to the service
diagnostics menu.
Real time clock & CMOS RAM Diagnostics
Real time clock Check
CMOS RAM Check
4 – 4
Changes depending on the capacity.
YES <- CAUTION!!
NO <-(Read Only)
The cursor is on this side
(Default).