II- 15
2.3.6
Head Temperature Detect Circuit
This circuit measures the temperature described below.
Head temperature: The CPU determines the ambient temperature of the head from the AD
converted voltage value input to TH (98 pin) of the CPU via CN3.
Thermal
head
Fig. 2.3-8 Head Temperature Detect Circuit
2.3.7
Cutter Home Position Detect Sensor Circuit
Confirm that the cutter stays on its' home position prior to printing.
When the cutter returns to the home position, the cutter home position detect sensor circuit
recognizes it and stops the DC motor driving.
The sensor uses a micro switch to detect the position of the cutter.
Cutter
sensor
Fig. 2.3-9 Cutter Home Position Detect Sensor 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 ...