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Trouble - Hitachi MB-6890 Service Manual

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12.
OPERATION
CHECK

trouble

After
quired.
12-1.
Connecting
method;
all
inbuilt
switches
Set
condition(dip
setting
and
front
panel
MODE
connect
perpherals
Next,
_,av-kann
:__.____:l__
__1_'|-
ISDLJAL.
J . l ' l I 1 ‹ l ' I d C ‹
C a J ) J . ‹
receiving
.
check
set
operation
Fig.
12-2.
check
Operation
Operation
check
should
be
carried
out
1
No.
test
l
ROM
master
i
2
character
3
display
4
inbuilt
5
graphic
METHOD
and
repair,
shooting
of
the
operation
No.1/»No.3
switch
switch
"0").
the
operation
to
L_---
1.1_-
._._,l.
l.IlL.lbL
lldvc
LHC
colour
green
cassette
Printer-
light
PS
2
32C
cable
nsznccheck
12-l
Connection
method
of
consists
the
according
the
to
12-1
Table
Operation
item
calculation
sum
ROM
judge
the
on
colour
judge
the
on
switches
function
inbuilt
mode
change
judge
normal
NP
fgllgwing
qparatign
check
set
to
"OPEN"
,No.4~»No.8
check
set
shown
as
»-...»'»-.nl-~
..L.J..,L
L.-.~
-_A
ua.;
Uxlc
WL1.LL.LL
\¢.L\JDDJ.J.llj
monitor
monitor
recorder
pen
set
parent
items
in
Tablel2-1.
instruction.
following
check
content
content
of
the
check
the
character
screen
the
colour
screen
of
test
switches
thechange
of
high
resolution
&
ghggk
is
p9_
the
normal
"CLOSE"
in
Fig.l2-l
In
annflinnl
.Lu
:
The
check
procedure
file
program
ROM_C
CG-C
CLO-C
------
GR-C1,GR-C2

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