Intermec EasyCoder PF4i Service Manual

iv Intermec EasyCoder PF2i, PF4i, and PF4i Compact Industrial—Service Manual
Preface
7
Print Mechanism
7.1 Description ..............................................................................................................74
7.2 Platen Roller ............................................................................................................78
7.3 Stepper Motor ..........................................................................................................80
7.4 Belts .........................................................................................................................82
7.5 Label Stop Sensor .....................................................................................................83
7.6 Printhead .................................................................................................................91
7.7 Headlift Sensor ........................................................................................................97
7.8 Headlift Mechanism .................................................................................................99
7.9 Media Feed Principles ............................................................................................103
8
Liner Takeup Unit
8.1 Description ............................................................................................................108
8.2 Takeup Unit Parts ..................................................................................................110
8.3 Fitting a Takeup Unit .............................................................................................111
8.4 Replacing the Timing Belt ......................................................................................111
9
Label Taken Sensor
9.1 Description ............................................................................................................114
9.2 Replacement ..........................................................................................................115
9.3 Adjustment ............................................................................................................116
10
Paper Cutter
10.1 Description ............................................................................................................118
10.2 Installation .............................................................................................................119
10.3 Controlling the Cutter ...........................................................................................121
10.4 Media Load ............................................................................................................121
10.5 Servicing ................................................................................................................122
10.6 Diagrams ................................................................................................................124
11
Electronics Compartment
11.1 Introduction ...........................................................................................................128
11.2 Accessing the Electronics Compartment .................................................................128
11.3 Main Parts ..............................................................................................................129
12
Power Supply
12.1 Description ............................................................................................................132
12.2 Replacing the Power Supply Unit ...........................................................................134
12.3 Components ..........................................................................................................136
12.4 Schematics .............................................................................................................138
13
CPU Board
13.1 Description ............................................................................................................142
13.2 Circuits ..................................................................................................................143
13.3 Connectors .............................................................................................................148
13.4 Test Points ..............................................................................................................149
13.5 Startup ...................................................................................................................150

Intermec EasyCoder PF4i Specifications

General

Print technology	Direct thermal
Maximum resolution	203 x 203 DPI
Standard interfaces	RS-232, USB 2.0
Internal memory	16 MB
Power consumption (standby)	15 W
Power consumption (printing)	300 W
Media thickness	3/7.5 mm
Maximum label width	104 mm
Maximum label length	0.4 m
Maximum roll diameter	152.4 /213 mm
Maximum internal memory	1 GB
Supported network protocols	TCP/IP, LPR/LPD, FTP, BOOTP, DHCP, HTTP, SNMPv3, SMTP, SNMP-MIB II
Product color	Blue, Silver
Storage temperature (T-T)	-20 - 70 °C
Operating temperature (T-T)	40 - 104 °F
Operating relative humidity (H-H)	20 - 80 %

Weight and Dimensions

Depth	405 mm
Width	244 mm
Height	178 mm
Weight	8000 g