Chapter Iv Troubleshooting And Error Message; Overview; Troubleshooting Guide - Brother PT-9600 Service Manual

CHAPTER IV

4.1 OVERVIEW

This section gives the service personnel some of the troubleshooting procedures to be followed if
an error or malfunction occurs with this machine. It is impossible to anticipate all of the possible
troubles which may occur in future and determine the troubleshooting procedures, so this chapter
covers some sample troubles. However, those samples will help service personnel pinpoint and
repair other defective elements if he/she analyzes and examines them well.
Precautions
Be sure to observe the following precautions to prevent the secondary problems from happening
during troubleshooting.
(1) Get a good idea of what the trouble is. Whenever more than one trouble source is found,
plan the most reasonable repairing procedure after reviewing the relationship between them.
(2) When supplying power to this machine having problems from either the Ni-MH battery pack
or the AC adapter, make sure that its output voltage level. (Ni-MH battery pack : 9-12V, AC
adapter : 23-25V under no load.)
(3) When supplying power from a stabilized power unit, use the power unit with approx. 3A
capacity and adjust the output level to the one as described above. When connecting it to
this machine, be careful with the polarity.
(4) When using a circuit tester for testing the conductivity, remove the Ni-MH battery pack and
the AC adapter from this machine.
After Repairing
After repairing the defective section, be sure to check again (refer to CHAPTER III, 3.2, [ 12 ] Final
Check) to see if the repaired section works correctly. Also make a note of the troubleshooting
procedure so that it will be handy should problems occur in the future.

4.2 TROUBLESHOOTING GUIDE

If any error message is displayed on the LCD :
If any of the following problems occurs :
- Printing is performed with specific dots omitted
- The tape cassette type is not detected correctly
- No printing is performed
- The interface malfunctions (RS-232C)
- The Interface malfunctions (USB)
- The tape is not fed correctly
- The tape is not cut
- Half cut failure
- Forced tape eject failure
TROUBLESHOOTING AND ERROR MESSAGE
Go to Section 4.3.
Go to Section 4.4.
IV - 1