General; System Configuration; Service Diagnostics; Service Diagnostics Getting Started - Sharp UP-5700 Service Manual

1. General

This diagnostic program is used to check the PWB's, the process,
and the machine of UP-5700 series in a simplified manner.
This test program is supplied with floppy disks.
Parts code: UKOG-6731BHZZ

2. System configuration

The system requires the UP-5700 body, HDD or FDD, and the AT
keyboard for diagnostic operations.

3. Service diagnostics

3-1. Service diagnostics getting started

Getting started:
Execute "SRV.BAT" by entering the command with the AT key as
follows:
C > SRV
"C >" is the DOS prompt. (when the diagnostic program is on C
drive.)
Do not use other device drivers when using this program.
To operate other applications after performing this program, restart
the machine.

3-2. Selection menu

The diagnostics menu is started and the following menu is displayed.
The highlighted cursor is moved by the cursor keys (UP
) of the AT keyboard. Move the cursor to the desired item, and press
Enter key to execute the selected diagnostics program. When the
selected diagnostics program is completed, the display returns to the
menu screen. Select "Diagnostics End" and press Enter key to termi-
nate the diagnostics.
UP-5700 Service-man Diagnostics

RAM Diagnostics

ROM Diagnostics
Real time clock & CMOS RAM Diagnostics
Touch Panel Diagnostics
Clerk Key Diagnostics
Printer Diagnostics
Serial I/O Diagnostics
LCD (Liquid Crystal Display) Diagnostics
Rear Display Diagnostics
SRN (SHARP Retail Network) Diagnostics
MCR (Magnetic Card Reader) Diagnostics
System Switch Diagnostics
Drawer Diagnostics
Pole Display Diagnostics
IDE I/F & Controller Diagnostics
FAN&LCD ON/OFF Diagnostics
Power Hold Diagnostics
Diagnostics End
3-3. RAM Diagnostics
This program is used to test the standard memory, the extension
memory, and the RAM disk.
When this program is selected, the following menu is displayed.
The highlighted cursor is moved by the cursor keys (UP
) of the AT keyboard. Move the cursor to the desired item, and press
Enter key to execute the selected diagnostics program.
When the selected diagnostics program is completed, the display
returns to the menu screen. Pressing Esc key returns to the service
diagnostics menu.
RAM Diagnostics

D-RAM Check

Standard RAM Disk Check
Option RAM Disk Check
1) D-RAM Check
Check content
All memory areas are checked in the unit of 64KB. The check
procedures are as follows:
i. Test data 5555H is written to all the test areas.
ii. Test data and read data are compared for each word, If it is
O.K., test data AAAAH is written to the test area.
iii. Test data and read data are compared for each word, If it is
O.K., test data 5555H is written to the test area.
iv. Test data 0000H is written to all the test areas.
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v. Test data and read data are compared for each word, If it is
O.K., test data FFFFH is written to the test area.
vi. Test data and read data are compared for each word, If it is
O.K., test data 0000H is written to the test area.
When an error occurs during the test, the error address and data
are displayed and the test is stopped.
Version 1.00d
For the extension memory test, the value set in the setup are read
and test is made to the area in the increment of 64KB.
Display
D-RAM Check
Main memory size
Extended memory size : xxxxKB
Error Address xxxxxxH
As the extension memory size, the value set in the setup is dis-
played. The error address and the error data are displayed only
when an error occurs. (When no error occurs, they are not dis-
played.)
Terminating method
After completion of the test, press Esc key to terminate the test.
4 – 2
: 640KB PASS !!(or ERROR !!)
PASS !!(or ERROR !!)
Write Data xxxxH Read Data xxxxH
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