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SECTION
6
INSTRUCTION
MANUAL
Model 750 Printer
PHILLIP
FIGURE
17.
Assembly
of
Connector
Board.
C.
Troubleshooting
Procedures.
The following
information
is designed
to aid
in
lo-
cating
problems
within
the
electronic
circuitry.
Extensive
repairs
should
be performed
only
by authorized
factory
repair
facilities.
I.
Set
the
Line
Voltage
switch
to
the
appropriate
position.
2.
Check
the
fuse
for
proper
rating.
3.
Set
the
Model
750
to STANDBY mode.
4.
Partially
remove
the
Mother
board
as described
in paragraph
6-3a.
5.
Connect
the
line
cord.
6.
Depress
POWER ON.
7.
Set
Print
Interval
control
to EXT.
8.
Follow
the
troubleshooting
procedure
given
in Table
6-2.
NOTE
Test
point
A
should
be used
as a common reference
point
for
all
measurements.
6-6
AA
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