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Sharp PA-W1400 Service Manual page 45

Personal word processor

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PA-W1400
11-3. Diag menu contents
2 Press the CANCEL key to return to the previous menu from the
diag menu.
KEY)
Test item
Function
Check method
erie esa
Note
No.
OK
NG
F1_ | MEMORY TEST
DRAM and PSROM
Auto test
The following is
The following is
read/write test.
(The test
displayed.
displayed.
results are
"RAM CHECK OK"
* For a DRAM error
displayed.)
"DRAM ERROR"
* For a PSRAM error
"PSRAM ERROR"
F2 | Floppy disk
Check that the
compatibility test
MS-DOS formatted
(This item is not
reference disk is
required since the | properly read.
%
read/write test is
(Though the reference
—_—
——S
conducted in the
disk is required, this
floppy disk test
test item is not
item.
required to do.)
F3 | FDD TEST
Floppy disk drive
Auto test
The following is
The following is
* NOTE-2
functional tests
'The test
displayed.
displayed
(Read/write test, seek | | results are
"COMPLETED!"
"READWRITE
test)
displayed.
ERROR!"
"NO DISK!"
"COMPARE ERROR!"
, "WRITE PROTECT
ERROR!"
"FDC ERROR"
, "SEEK ERROR!
(READ)"
, "SEEK ERROR!"
, "TIMEOUT ERROR!"
"TC ERROR"
F4 | DESTINATION
Main control board
Visual check
| The following is
* See Description-1.
TEST
destination setup test | of the display | displayed and printed.
(Displays the state of | message
"DES. CHECK---ALL
contact point settings)
OPEN', or,
—a
"DES. CHECK XX",
where "XX" represents
the location.
F5_ | Aging test (This
item is not required
a it is used only in
—s
ae
the factory line.)
F6 | MECHATEST
Mechanical print
Visual check
* NOTE-1
quality test
of the printout
=
* See Desrription-2.
F7 | LCD TEST
LCD functional test
Visual check
(Test pattern
of the display
displayed)
contents
Press the space bar to
display the following
six kinds of patterns.
1, All characters
2. All dots
——
ay
os
3. All dots not
in display
4, Diagonal pattern
5. Mesh
6. Reverse mesh
heck for a dot
omission and display
error.
Fe | FDD WAITE
Floppy disk drive write | AUTO
The following is
The following is
*NOTET
PROTECT TEST
protect test
CHECK
displayed and printed.
displayed and printed.
* NOTE-4
"FDD PROTECT OK"
"FDD PROTECT NG"
1-2

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