Fukuda Denshi IB-7300, Service Manual

Page: 132 / 146

No. Check Item Check Procedure Criteria
2. Power Supply Part
01 Main Power Supply
Switch
Connect the power cable to
the outlet, and turn ON/OFF
the power switch. Main power supply indicator
should light by AC power supply.
02 Standby Switch Turn ON/OFF the standby
switch. The home display should appear
on the main unit.
03 Battery Charge Operation
(Battery-loaded Device) Install the battery, turn
ON/OFF, OFF/ON the
power supply switch and
check the charge operation. Charge indicator should light
showing the charging condition.
04 Battery Operation
(Battery-loaded Device)
After charging the battery,
disconnect the power cable
and operate by battery. Should show the battery
operating condition as stated in
the operation manual.
05 Fuse Take out the fuse from the
fuse holder, and visually
check the model type and
current capacity. The specified fuse must be used.
06 Battery Check the battery
replacement date. The battery must be periodically
replaced as stated in the
operation manual
Should not show any malfunction
such as short operating time in
spite of fully charged battery.
No. Check Item Check Procedure Criteria
3. Display, Control, Record
01 Label Visually check the rated label,
caution label, etc. Should be clean, clear and firmly
attached.
02 Control Switch,
Key
Check the control switch/key
operation. Should operate properly.
03 LCD Check that the home display
appears on the LCD. The characters and waveforms
should be clearly displayed.
The brightness should be
sufficient.
04 Alarm Display Check that the alarm indicator lights
when the power is turned ON. All segments should light
sequentially.
05 Alarm Tone,
Control Tone
On the tone setup menu, perform
the alarm tone test. The tone should generate in
appropriate volume. There
should be no fluttering sound.
06 Date/Time Verify the displayed date/time. The displayed date/time should
be correct.
07 Recording Perform test printing on the
maintenance menu.
Visually check the printing condition
if uneven print density, skipping of
dot. The printing should be clear.
08 Recording Speed Perform test printing on the
maintenance menu.
Measure the printed grid length.
The error should be within
±
5%
for the sweep speed of
25mm/sec and 50mm/sec.
09 Telemetry
Transmitter
Transmit the data by telemetry
transmitter, and check the receiving
condition, waveform, etc. The telemetry receiving condition
should be stable and correct
data should be displayed.
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