iDP3420/3421/3423 User ’s Manual
APPENDIX 1. BLOCK DIAGRAM
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| OSC16MHz |
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| POWER LED |
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| ERROR LED |
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| FEED Switch |
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| Driver | |
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| Head | |
| Winder |
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| Paper |
| DIP Switch | CPU |
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| End |
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| Driver |
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| Driver | DC |
Drawer |
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| Moter | ||
Parallel | Interface |
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(CENTRONICS Based) |
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Serial |
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| ROM |
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| Printer | |
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| RAM | ||
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| Mechanism | ||
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| Auto Cutter |
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| (iDP3421/3423 only) |
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| Reset |
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| Vp | Vcc |
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| Filter | Power | Vp : For mechanism drive, | |
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| For drawer kick | |||
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| Supply | ||
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| Vcc:For circuit drive | ||
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Power Supply
120 V AC, 50/60 Hz
230 V AC, 50/60 Hz
127 | CITIZEN |
