PAGE
2
OF
8
Q04
-Calibrate
the
CE
meter
(refer
to
270). -
.......
~----------
-For
the probe pOints
(refer
to
204).
-MeasurEl
.8.5
vdc and +5.0
vdc
at
the
keyboard
PC
board
with
referencEl
to
gnd
on
the
A 1 board.
Are
pot.,
volt;lges
in
tolerance
(+7.8
vdc
to
________
_
+9.~
vdc)
and
(+~.6
vdc
to
+5.5 vdc;)?
Y N
005
-Me/lswe
+8.5 vdc and +5.0 vdc at
the
A 1
board.
(r~fer
to
255)
Are
both
voltages
in
tolerance
(+7.8
vdc
to
t9.3
vdc)
and
1+4.6
vdc
to
+5.5 vdc)?
Y N
006
G(l
to
MAP
0700,
Entry
Point
A.
-------_----
007
Go
to
Pa~
5,
Step 037,
Entry
Point
C,
--_---------
008
-Press
the
a key then
the
P key.
Did
anything
(P,
Q,
*,
?,
invalid
key,
etc)
apPfl;lr
on
the
display?
Y N
009
-Probe F2-S05 (-keyboard lockout).
____
........
--------
(refer
!o
the
appendix,
the
general /oglc
probe)
Is
the
l)
P
light
on?
Y N
t10
Defective
keyboard
pc
board
(refer
to
251).
Check/replace
keyboard
cable (refer
to
255).
On
page refenmcing-in(:Jicates
the
trace and
Palle
where
this
MAP
leg
came from.
Reference
number-refers
to
a location graphic
r
maintenance procedure, chart, and other pertinent information
in
the
maintenance section.
Question-answer either yes
or
no. Continue from
yOIJr
answer
to
the
next
question
or
instruction.
External
exit
point-indicates
the
MAP and el1try
point
to
aot/""
,~~
Internal
exit
point-indicates
the
page, step, and entry
point
to
go
to
within this MAP.
Instruction-establishes conditions for answering
the
next question.
Action-possible
fixes for the failure, Replace, rl'lpair,
or adjust
in
the order given.
Date-date
of
MAP release
Part
number-MAP
part number
Engineering change
number-previous
level
07JUL75
PN
160839;---
~
~
__
Engineering change
(lUmber-current
level
EC
82B851
..........
~PE~C:....:::.:.:.:.;..:=-...--
__
.-,...-
4 3
E F
100-4
MAP
0600-2
-----.-.----
MAP
page number
PN1608314
EC829670
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