EPSON LQ-300

Environmental

 

Temperature:

 

Operation:

5 to 35OC (41 to 95°F)

 

Operation (film ribbon):

 

 

15 to 35OC (59 to 95OF)

 

Operation (envelopes, labels, or recycled paper):

 

 

15 to 25OC (59 to 77OF)

 

Storage:

-20 to 55OC (-4 to 13lOF)

 

Humidity

(without condensation):

 

Operation:

5 to 80% RH

 

Operation (film ribbon):

 

 

lOtow%RH

 

Operation (envelopes, labels, or recycled paper):

 

 

2oto6o%RH

 

Storage:

5 totE%RH

 

Safety approvals

 

Safety standards:

 

US model

UL1950 with D3, CSA22.2 No.950 with D3

.-\

European

EN 60950 (TUV)

 

model

IEC 950 (SEMKO, DEMKO, NEMKO,

 

 

SETI)

 

RFk

 

 

US model

FCC part 15 subpart B class B

 

European

Vfg 243 (VDE 0878 part 3, part 30)

 

model

EN 55022 (CISPR Pub. 22) Class B

Interface Specifications

Your printer is equipped with an ETA-232D serial interface and a Centronics@~ompatible parallel interface. The printer switches automatically to the appropriate interface when it receives data.

Parallel interface specifications

The parallel interface has the following characteristics.

Data format: 8-bit

Synchronization: STROBE pulse

Handshaking:

 

 

 

BUSY and ACKNLG signals

Signal level:

TTL compatible

Connector:

36-pin 57-30360 Amphenol connector or

 

equivalent

Serial interface specifications

The serial interface has the following characteristics.

Bit rate:

300,600,1200,2400,4800,9600,19200 bps

 

(selectable)

Word length:

 

Data format

7 or 8-bit (selectable)

Start bit

1 bit

Parity bit

Odd, even, or none (selectable)

Stop bit

1 bit

Synchronization: Asynchronous

Handshaking:

DTR protocol, XON/XOFF protocol

 

ETX/ACK protocol (selectable)

Parity check:

Odd, even, or no panty bit (selectable)

Connector:

ETA standard, 25pin, D-SUB, female

 

COMector

Serial pin assignments

The following table lists the serial connector pin assignments and describes their respective interface signals.

~PlnNaIsgml

!-

p-w=

1

1

Rateah hIld (ffi)

-

RbwsdmsaisQound

 

2

TmmiIWData(TXCWD).

out

Rbkh8ahnmnimdawidd

 

3

Fbaiuadoeb(Fu(DIRD) 4

In

Rbbrhesraoeimd~d

 

4

fh-bS@nd(RTSIRS)

out

kw*

 

7

srpnrl-W90)

-

Rebmphbrdahamlrds@@s

 

11

ihrseohamd

out

camecbdtoun20

 

20

~~T~~~IARu~(DTRER)

out

PoiliveMenhepinbrismadytoacuwtdah

 

 

 

 

rdmgdwhmReprWrisnotrsdy

 

The Control Panel

sul8selif0 0 Courie* 0

You can control simple printer operatio-uch as line feeding, form feeding, loading and ejecting paper, and selecting fonts-with the buttons on the control panel. The control panel lights show the printer’s status and the current font.

Dot Matrix Printers

10/2/94

EPSON LQ-300-3