Star Micronics DP8340R user manual Part Functional Description

Page 11

3-3.

Part Functional Description

(1)

AC Power Plug

Connect to an outlet of the specified voltage.

(2)

DC Power Outlet

Supplies DC 12V power to the printer.

(3)

Printer Cover

Protects the printer against dust and reduces noise.

(4)

POWER Lamp

Lights up (green LED) when power is on.

(5)

ON LINE Lamp

Lights up (green LED) when the unit is in the online

 

 

mode.

(6)

ALARM Lamp

Lights up (red LED) when printer operation is not

 

 

normal, or the printer is out of paper. It is necessary

 

 

to install paper into the printer and press the ON

 

 

LINE Button to recover from paper empty status.

 

 

Turn off the printer power in order to recover from

 

 

abnormal operation.

(7)

ON LINE Button

Toggles between the on-line and off-line modes. The

 

 

printer will go on-line after turning power on.

(8)

FEED Button

Momentary operation of this button provides one

 

 

line feed. Pressing this button continuously will

 

 

cause continuous paper feed. If power is turned on

 

 

while pressing this button, self printing*1 will be

 

 

performed.

(9)

Interface Connector

Connects the printer to host computers. Check that

 

 

both computer and printer are off before connecting.

(10)

DIP Switches

Allows for setting of various functions according to

 

 

user requirements.

*1

Self Printing

This printer has another convenient function, the

 

 

Automatic Test Printing. With the ink ribbon and

 

 

paper properly installed in the printer, turn the power

ON while holding down the Feed switch. Test print- ing will start and stop again automatically.

– 7 –

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Contents DOT Matrix Printer DP8340R Series Serial Interface Trademark acknowledgments Table of Contents RS-232C Current Loop Setting of the DIP Switches DIP-SW Model Name Notation OutlineUnpacking Unpacking and InstallationInstallation of Paper Holders Installation of Paper Holders and Re-Roll Prevention GuardHandling Notes Installation of Re-Roll PreventionPart Identification and Nomenclature Power Supply UnitPrinter Front View PrinterPart Functional Description Installation of Ink Ribbon Installation of INK Ribbon and PaperRemoval of Ink Ribbon Installation of Ink RibbonFor Roll Paper Paper InsertionReplace the Printer Cover Roll Paper Removal Validation Option InstallationControl Codes ESC F Code ESC @ 1BH 40H Printer initialization ESC P Remarks Character Code List General Specifications Input Output AC 100 240 DC 12.0 V± 5% 47Hz 63 Hz Roll Paper and Print Area External Dimensions Printer Interface Circuit Interface SpecificationsDIP-SW2 Setting of the DIP SwitchesError Condition Alarm Mode Connectors and SignalsInterface Connections Cable Connection Peripheral Unit Drive CircuitPeripheral Drive Circuit Control CodesInterface for Model DP8340RD D-SUB 25 PIN Connector Current Loop RS-232CSetting of the DIP Switches Removal of the Bottom Cover Jumper SettingSetting of Jumper CTS D-Sub 25 Pin Connector Peripheral Unit Drive Circuit Peripheral Drive Circuit Paper Empty DTR Mode 1 BlockMachine Error ON/X-OFF Mode Parity Framing ErrorSTX-ETX Mode STX-ETX Mode Flow Diagram Character Code List Page International Character Sets When Power is Supplied by the User Other parameters may be determined by user