II- 10
2.3.3
Head and Motor Power Supply ON/OFF Circuit
Turning the CPU status of PDL10 (VHON, 81 pin) to High, top cover is closed, and turns cover
open sensor Low, Q10 turns on, V
H
(25V power supply) turns on and consequently the head and
motor is energized.
In addition, turning on this circuit, “media position detect sensor circuit”, “cutter home position detect
circuit” are energized.
Turning the CPU status of PDL10 (VHON, 81 pin) to Low, Q10 turns off, or keeping the top cover
open, Q2 turns on, then these condition make V
H
(25V power supply) turns off and consequently
the head and motor power supply is cut off.
VHON
circuit
Fig. 2.3-3 Head and Motor Power Supply ON/OFF Circuit
Содержание QL 570 - P-Touch B/W Direct Thermal Printer
Страница 1: ...P touch SERVICE MANUAL MODEL QL 570 ...
Страница 29: ...III 4 Grease to be used Silicon grease G501 rice grain sized Platen gear Double gear C ...
Страница 84: ...IV 6 4 5 TROUBLESHOOTING FLOWS 1 Printing is performed with specific dots omitted ...
Страница 85: ...IV 7 2 The tape is not detected correctly ...
Страница 86: ...IV 8 3 LED does not turn on ...
Страница 87: ...IV 9 4 No printing is performed 5 The interface malfunction ...
Страница 88: ...IV 10 6 The tape is not cut ...
Страница 89: ...IV 11 7 The tape is not fed correctly ...
Страница 104: ... 7 If the check result is OK click the 2 Quit sensors check button If NG click the Sensors test NG button Fig 17 15 ...
Страница 122: ...Sep 2007 SM PT002 3 ...