Zebra Technologies Corporation MD-QL3021 Benutzerhandbuch

48

QL 420 User’s Guide

Signal

Pin#

Name

Type

Description

1

RXD

input

Receive Data

2

TXD

output

Transmit Data

3

CTS

input

Clear To Send from host

4

RTS

output

Request To Send
set high when printer
is ready to accept command/data

5

GND

Ground

6

NC

No Connect

7

DSR

input

Data Set Ready
low to high transition turns
printer on, high to low
transition turns printer off
(if enabled)

8

DTR

output

Data Terminal Ready
set high when printer is on
(set to battery  voltage for
“S” versions)

8

7

6

4

2

1

5

3

F

IGURE

 21 C

OMMUNICATIONS

 P

ORT

(8 pin Circular DIN)

continued on next page

Weight
w/ battery,

2.0 lbs. (.9 kg. )

excluding media
& wireless optons.

Temperature
Operating

5

°

 to 122

°

 F (-15

°

 to 50

°

 C)

Storage

-13

°

 to 158

°

 F (-25

°

 to 70

°

 C) Range

Relative Humidity
Operation

10% to 80% (non-condensing)

Storage

10% to 90% (non-condensing)

Electrical

Battery: 7.4V  (nominal) Lithium-Ion
Chargers: External single battery charger Model LI72,
120-230 VAC depending on model selected.
External 4-bay charger Model UCLI72-4, 100-240
VAC