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Timinq
3.
Adjustment
System
If
replace
1(HD6809P/MC6809L),
IC
YOU
1)
Confirm
the
grade
confirmation
2)
The
of
wires
and
Cl87.
jumper
the
Table
8-1
shows
wires
and
the
jumper
wires
Cl87.
jumper
and
Confirm
the
3)
MPU
new
is
The
printed
grade
no.
number
4)
If
the
grade
just
replace
same,
If
the
jumper
5)
not,
JT2
_grade
Fonneqt D ECESSLFY
M
j
CD-fi
I
CD-'
2
(D~fi
3
(D-fi
4
5
C]-@
5
(D-fi
7
.
.
LP S1tJ1 1'1*
S " 7
E!!
'
cnrc
~
HD74LS|64P
rs
ll
EEE
IIIIWEB
#BOPP
Fig.
8-3
Jumper
following
MPU(ICl)
in
number
of
is
number
the
grade
their
avilability
and
8-3
shows
Cl87.
Fig.
grade
No.
the
position
at
the
unit
and
the
in
the
MPU.
C187
wires
and
maybe
grgde
printed
necessity
CH7
l
JP8
O
X
O
O
O
X
O
O
C D fi
O
x
O
X
O
O
IC-MQ)
IC37fi
-IC4
~.ma>fi
O
"" '
* *
S 3 6
"
i\
IEE
»
EH!
S ' 6 3 "
_Z
_
|
IC'
M
-
W5
»
Mp.
H D 7 4 § O 4 F
wire
C187
connction
and
83
is
required.
procedure
unit.
the
done
the
necessity
by
combination
of
the
each
the
position
of
Fig.
8-4.
shown
at
is
service
grade
M U
according
required
U
_.....
rrnrr
U.
no,
place
I
r@¢f@Z&zf;a»!'
Fig.
8-4
of
wire
ju per
JP9
JPN
i
x
x
x
x
x
x
x
x
0
Q
x
x
x
x
IC37fi
ICl4()fi'_
~ma>fi
~IC!40ޤ
require
not
x
,..
_
I/F'-S
ur-3
f¢~
rw
IC2
drawing
of
the
the
table
E
to
require
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