Intermec EasyCoder PD41 Service Manual

Chapter 3 — Replacing Parts
68 EasyCoder PD41/PD42 Printer Service Manual
Main Board
The main board is a four-layer board with most of its circuits surface-
mounted. Inside the laminate is a combined VCC layer (5V/3.3V/2.5V)
and a GND layer. The front and back sides are signal routing layers. The
following list represents a selection of important components and functions
that are fitted on the main board:
• Processor core
• Thermal printhead driver
• Stepper motor control logic
• Sensor drivers
• Power connector and voltage converters
• Interfaces for external communication, including USB, serial, parallel,
and ethernet
• Interfaces for internal communication with stepper motor, accessories,
and sensors
• 4 MB (PD41) or 8 MB (PD42) flash memory for code storage, fonts,
forms and parameters
• 8 MB (PD41) or 16 MB (PD42) SDRAM for firmware execution and
temporary storage
• 2 kbits serial EEPROM for part and serial numbers and identification
• A/D converter for sensor adjustment
• Compact flash memory card expansion (up to 2 GB)
• CompactFlash Type II (5.0 mm thickness) cannot be used
• CF+ cards may not work

Intermec EasyCoder PD41 Specifications

General

Print technology	Direct thermal
Maximum resolution	203 x 203 DPI
Standard interfaces	RS-232, USB 2.0
Internal memory	16 MB
Power requirements	100-240 VAC ±10%, 45-65 Hz
Media thickness	2.3 - 9.8 mm
Maximum label width	104 mm
Maximum label length	0.15 m
Maximum roll diameter	213 mm
Maximum internal memory	1 GB
Supported network protocols	TCP/IP, LPR/LPD, FTP, BOOTP, DHCP, HTTP, SNMPv3, SMTP, SNMP-MIB II
Operating temperature (T-T)	40 - 104 °F
Operating relative humidity (H-H)	20 - 85 %

Weight and Dimensions

Depth	453 mm
Width	273 mm
Height	270 mm
Weight	13000 g