Floppy Disk Diagnostics - Sharp PC7000A Service Manual

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(4) 510 Loop TesfConnector;Spei:ification'i' .,'
- T,h{s:specifi'cation --deals: with ,-ttll:! connector which,-is used:'as
'a, dummy load talconducfa Loop'tesU6r ~xe"utingtl1e,SIO
test program.
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(4.1) Connector Type
25 pins, solder-type, female cOhriector:(HlroseHDBS'25S
8 FLOPPY DISK DIAGNOSTICS
- (,1)
Outline
,Jh,~, fLOP~YPJS,K):~IAGN,o.STI~Sprograf)1serves
to te,st
the function of the floppy disk drive(s) (referred t.oa,FOO
j~,
the foll,o"",i,ng) ,explanationL This prollram is applicable
only for an M D5201 device With ii,s' equi,pPed-rWith'i the
standard of this model.
only for an MD5201 device with is equipped with the standard
of this model.
If a single deck:dri:ve_ unit is used, drive unit-assignment' is, not
enabled and no test could be carried out to' the; drive unit
St. ,N,o :di"splay.!message will 'come! in cori"nection- with the
drive unit B.
'>,i'.i·"
::1 "
*1** ••
*.· .. · ...
··**· ••• ··****·*******·***···****
*-- . , - " , - : -, , ,'- '- ,- *
' •. Mini-floppy disKsapplicabl'.'onlyfor the MD5201 •
) ii
shbUld"
f)e
d'ou'ble -sidep double density
type. ',. '
!
**.***** •• *.*.*.****.*.* •• *** •• *** ••••
*.*.~****
(1.1) Test Menu Display . '. '. . .•.. ' "
When this
'~rog;~im "is
'started'
I
~p',
'the'
iy~i,e~,
displays
t~e
tit I.e and, the floppy disk progra
lll
test, me,nii as',shown in
)~~j~i~i:~~J~e~krr~dt6, ~s ~h~' F'D~te;t~'~nJ'..
.
_'-':'~ _ ::':"'~"-:-~'_' __ 2.:.. _:,.'':''''-~-'_' _.:..:..,:.-.-:......' ...... ....;. - -
,!
SHARP Personal Computer Diagnostics
Lev,~1,3"
'
"Date"'Ocf/d'1/86'
,Hi.H:-';'
';'-';"!' ',qj
r~1:( "!f,::'
"'"j"!"
Floppiy disk
[l.'rr ),
;-l;i
-' ";
(tW:R~iid
drive's!atus'" .
1
,
"
~ -
-
'
,
(1)
FDD Write, read & compare' ).
"Jr,':')
i' ,
i
(2) FDD Read only
y';:
moo
l'tacf('sens'& adju'sirheht'
(4) Tracking adjustment
"~'
J.
~Ieas~ inp~t~~~ll1an?? .11'
- - - - - - - - - - - - - - - - - - - .. 7,-;"':7--::7,:;;: - -
Figure FDD-1 FDD Test Menu
(1.2) -Selectiol1ofTestMerllj- - - - -
Enter the required test number on the test me'nLL_as-Jol!:ti)Vs.
[[0]1 to
[l4lJ (1
digi!) +_
[L"J
1 (WhE!D !pecifYing [[OLl,
it is possible to press
[[.,Ill
only_)
The number being entered is displayed on the screen. When
.. pressing-[ [ .... -] I-key, -the' specified diagnostics-program is
started up.
_l:-"_:Hrr:l:- (Jt:
To change the test number, delete the number being enter-
~d'
by -using ([
+
nand then enter the correct number.--
(1.3) Exiting Test Menu
When [[ESC]] is entered before
e~e(ing-H":-] ],;~o:~t~ol
exits to the DIAG LOADER. jjl_l_l1:~_~::::' /:~;: Hii' -;-:.,--
'.,.
,
;(,1:.4)
l,n~~rt.il'!g,Test,D,is.k:~-;" -;~,.;
"""
~:,;-,;'T\
';'..1
2'0:~,~­
When
sele~~!ng)Rne<!i.g~q~ti9~,
program
~~c,eRU9.'; lQ1Beg
d
__ , dr:lv,,- s~atus. the. system d[splaysthefollowing rTles~g~.,At
the time, insert the test disk to the FD drive to be tested.
When testing two FD drives, insert the two-:test:ld'is'k"s-:2T;;
-H-
Please set testing media.
,~
;
"/",'"
,- , .;, . '-: : :
~
-:, !, " "
I . " , , '
< , ' , . . . " . ' ; '
1 "
When inserting,the test,diskls.), into.!he .FD driv.e,(sl, and
pressing
[[.,Jl,
the syste':;;
~t~rts t~s~ing t'h~FD
,j'rive (s).
While the system is testing the FD drivels) under !fiis- status,
it [[ESCll is pressed, control exists to the FDD1t.o'l-rh-enu
(FigureFDD-1-).
Capacity and number of Sector in the Both
Driv~.A
and
Drive B will be indicated on the CRT Display as shown
below, then
~ach m~nu
will start.'
I , - -] ,
i' : ,1:",: , .
i . .
J,
Drive A: :l60KB: 9sec/trk Drive B: 160KB: 8sec/trk
-----------------------~,~--
(1.5) Others
Parameters of each test
prQgral11"~m_ enter.~d,t.b~9,u9~_
1'0
key
+
[[.,I]].
When each test program is
qall~d,)
by
.
pressi~g,the::[[ESCJ
L:qqn;'ol e.xits tq-, the,. FD.D ,te_" menu
(Figure FDD+), .",
, ':-Y' 'T, ::,,'
il-.
(2) Description of Program
(2.1) Read Drive Status -
(2.1.1) Outline
r),
This program serves to display. the s!atus_ o~~h.:. FE ~ri~e on
the screen.
,-(2)t2p,Operatloil':~-:i' ,~,» ':;,{~i.,
},_I' .;
",~rf .1)]
When specifying this test, the system displ~ys tl\iFc~'rent
status of the FD drive as shown ih-Figirre FDD-2. WI1i1,nfiis
program is executing, the
s¥~.~~r:n-,pe,~ip9,i~~JII:YJ-Lsel1~Ef~)~e
status of the FD drive. If the system detect some status
change, it causes,tlae buzzeuo sound,anlidispl~Y-s thO' new
• : , , , , ., " ; '''.Ji'
,.J
j,'" .-.--. _
'-'''''1 '
> ,,'
status on the screen.
With-thi's test; the status-ofthe'FD drive is displayert-When
[[ESC]] or
[[.,I II
is entered,controlexits ,to:the,FIDD
test menu (Fiil'-!fe
FoO'il. '" ,