Head And Motor Power Supply On/Off Circuit - Brother P-touch QL-1050 Service Manual
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Also See for P-touch QL-1050:
- Manual de l'utilisateur (67 pages) ,
- Software user's manual (67 pages) ,
- User manual (48 pages)
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2.3.3
Head and Motor Power Supply ON/OFF Circuit
Turning the CPU status of 91pin (VHON) to High, Q3 turns on, V
(25V power supply) turns
H
on and consequently the head and motor is energized.
Turning the CPU status of 91pin (VHON) to Low, Q3 turns off, V
(25V power supply) turns off
H
and consequently the head and motor power supply is cut off.
Fig. 2.3-3 Head and Motor Power Supply ON/OFF Circuit
II- 11
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Troubleshooting
