Konica Minolta CR-400 Instruction Manual page 151

Symptom
There are
variation in
Is the measuring head placed vertically above
the mea-
the specimen?
surement
data.
Is the measuring head moving during measure-
ment?
Is the calibration channel changed when using
the multi-calibration function.
Does not
print.
Is the roll paper thermal paper?
Is the paper inserted upside down?
Is the printer set to ON?
Prints
slowly.
Are or
The print is
faint.
Are you using the printer at low temperature?
Data output
to PC not
Is the included USB-Serial Converter Cable or
possible.
RS-232C cable correctly connected?
No commands
Are you using the included USB-Serial Con-
from PC are
verter Cable or RS-232C cable?
accepted.
Commands
Are the communication settings of the instru-
ment and a PC appropriate?
cannot be
accepted
Is the PC mode screen displayed (or the remote
correctly.
mode screen for the data processor)?
Measuring
head and
Are the power switches on the measuring head
data proces-
and the data processor both ON?
sor cannot
Is the RS-232C cable standard accessory?
communicate.
Did you connect the cable or the AC adapter
with the power ON?
Check Point
displayed?
Action
Placed the instrument vertically not to leak light.
Do not move the instrument during measure-
ment.
Use only the same calibration channel.
Use the optional thermal paper.
Insert the paper correctly.
If not, set it to ON.
Replace the batteries with new ones or connect
the AC adapter.
* Low voltage becomes slow printing.
Use litium or nickel metal hydride batteries.
* The battery power of alkali batteries drips in
low temperature environments.
Correctly connect the external output terminal
of the instrument with the communication port
on the PC using the included USB-Serial Con-
verter Cable or RS-232C cable.
Set the PC's communication settings for the in-
strument.
Change to the PC mode screen (or the remote
mode screen for the data processor).
Turn the power switches on the measuring head
and the data processor both ON?
Use our RS-232C cable (standard accessory).
Turn the power OFF before connecting.
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