Citizen Systems iDP3420 Benutzerhandbuch

iDP3420/3421/3423 User’s Manual

127

CITIZEN

APPENDIX 1.

BLOCK DIAGRAM

Power Supply

120 V AC, 50/60 Hz

230 V AC, 50/60 Hz

Interface

OSC16MHz

POWER LED
ERROR LED
FEED Switch

Drawer

Parallel

(CENTRONICS Based)

Serial

(RS-232C Based)

DIP Switch

Driver

Reset

Driver

Driver

Filter

Power
Supply

Vp

Vcc

Print

Head

Paper

End

DC

Moter

Printer

Mechanism

Vp : For mechanism drive,

For drawer kick

Vcc:For circuit drive

ROM

RAM

CPU

Auto Cutter

(iDP3421/3423 only)

Winder

(iDP3423 only)