Epson Stylus C50 User Manual

EPSON Stylus C50/C60/C61/C62 Revision C
Operating Principles Electrical Circuit Operating Principles 47
2.2.2.1 Main Elements
Table 2-8/Table 2-9 shows the function of the each main elements on C418 Main
board.
Table 2-8. Main elements (Stylus C50)
IC Location Function
CPU
E01A24CA
IC1
CPU mounted on the MAIN board is driven by clock
frequency 48 MHz, 24MHz and controls the printer.
DRAM IC5 Bus= 16 bit, 1Mbit DRAM
EEPROM IC3
1kbit EEPROM
• Default value setting
• Parameter backup
Reset IC
BN6150F-E2
IC2
Reset IC
• For +5V; reset when +4.2V is detected
• For +36V, reset when +29.2V is detected
Common Driver
E09A39RA
IC9
Head drive control HIC
• Generates head common voltage.
Motor Driver
(LB1946-K)
IC10/IC11 PF/CR motor drive IC
Parallel I/F IC
PDL1284P11DGG
IC7 IEEE1284 parallel I/F transceiver IC.
Table 2-9. Main elements (Stylus C60)
IC Location Function
CPU
E01A21CB
IC1
CPU mounted on the MAIN board is driven by clock
frequency 48 MHz, 24MHz and controls the printer.
DRAM IC4 Bus= 16 bit, 4Mbit DRAM
EEPROM IC3
1kbit EEPROM
• Default value setting
• Parameter backup
Reset IC
BN6150F-E2
IC2
Reset IC
• For +5V; reset when +4.2V is detected
• For +42V, reset when +36.3 V is detected
Common Driver
E09A29LA
IC19
Head drive control HIC
• Generates head common voltage.
Motor Driver
(LB1946-K)
IC10/IC11 PF/CR motor drive IC
Parallel I/F IC
74LVX1612B4
IC7 IEEE1284 parallel I/F transceiver IC.
Table 2-9. Main elements (Stylus C60)
IC Location Function

Epson Stylus C50 Specifications

General

Brand	Epson
Model	Stylus C50
Category	Printer
Language	English