Tandy 2000 Service Manual page 392

5
.2
FieaC
Cleaninq on
f
ieIC arclications
Head
cleaning is
recommenied
at user's sites, especially
when
used
in
severe environments, because
the
heads
may
accumulate
dust in the air
and magnetic
coating material of
the disk,
causing
chance
of error increase and/or
scratch
on the disk surface.
Recommended
schedules and procedures
are as follows:
1)
Cleaning
Schedules
a) Periodical cleaning using wet type cleaning disk.
i.
Once
a
mcnth
for
normal usage
in
normal
environmen.ts
.
ii.
Should
lite to
be encreased
up to about
once
a
week
usec
in severe environments such
as
d,usty area,
high hunrriit,y, high
and
1ow
extreme temperatures.
Low
tenpe:ature
such
as 5 to
10oC
(41 to
50"F)
under
hic:
humid.ity
is
most severe
for diskettes.
iii.
Higher f:=quency for
brand
new
drj.ves would be re-
commendei.
for about once
a week. Better
matching
between i::=C and aedium
would be produced
by
a
long tinre
:se, as
exPerienced.
b)
When f reque:---
erro!= are detected. (l'Iet or iry
ty-oe
nay be
usec-
c)
when
scratc:,es) ar.
found on
the
inecium
surface.
(Wet
or irY :!?e
ma
j' be
used
-
)
2)
Recomrnenoed
ii==i'
Clea-:ng Material
a) tiei
ty.oe
Innovatlve
-=iilPuter
?:oduccs*, Heai,
cleaning Kic
(c=
equivalent
)
*
1836C
l:<naro
5--:ee'-, Tarzana, Californj-a
9!35o
(2I3) 195-49i: lfx
9lc-'193-595{
b) Dri'type
To be
supp--:c l:cr. '::sul:s:i: 13::3sen13i:t"es
'
):o subscl--:---:ns wc
-
-:
be alic"vacle ";i'::iou-- accep:e: