16. MAINTENANCE, TROUBLESHOOTING
16-3
Fan
The approximate life of the fan is as shown in the table below, and the actual life de-
pends on ambient temperature. When the fan does not rotate sufficiently, an applica-
ble message appears in the status bar. Turn off the power and contact your dealer
about replacement of the fan.
16.4 Troubleshooting
This section provides simple troubleshooting procedures that the user can follow to re-
store normal operation. If you cannot restore normal operation, do not check inside the
unit. Have a qualified technician check the equipment.
16.4.1 General troubleshooting
Item Type Code No. Estimated Life Remarks
FAN MOTOR MFB52A-12HA-002 000-175-998-10 Approx. 21,000 hours For TZTL12F,
TZTL15F,
TZT2BB
(Internal fan)
LF50C12FFR02A 000-194-101-10 Approx. 40,000 hours For TZT2BB
(External fan)
Problem Remedy
You can not turn on the power. • Check for blown fuse.
• Check that the power connector is tightly fastened.
• Check for corrosion on the power cable connector.
• Check for the power cable for damage.
• Check battery for correct voltage output.
• For TZTL12F/TZTL15F, use a bare finger to turn on the pow-
er. (The power cannot be turned with gloved hands.)
Picture is not displayed properly. Turn the power off, then on again. If the picture is still improper,
contact your local dealer for instructions.
The display has frozen. Push the power switch until the power goes off. Turn the power
on again.
The monitor used with TZT2BB
does not display images correct-
ly.
Turn the power off then on again. If the picture is still improper,
contact your dealer for instructions.
Nothing appears on the monitor
used with the TZT2BB after you
press the power switch.
• Check the monitor power.
• Check connections between the monitor and the processor
unit.
To Next Page
Loading...
