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
Содержание Stylus Color C60
Страница 1: ...EPSONStylusC50 C60 C61 C62 Color Inkjet Printer SEIJ02001 SERVICE MANUAL ...
Страница 11: ...C H A P T E R 1 PRODUCTDESCRIPTION ...
Страница 33: ...C H A P T E R 2 OPERATINGPRINCIPLES ...
Страница 66: ...C H A P T E R 3 TROUBLESHOOTING ...
Страница 93: ...C H A P T E R 4 DISASSEMBLYANDASSEMBLY ...
Страница 134: ...C H A P T E R 5 ADJUSTMENT ...
Страница 137: ...C H A P T E R 6 MAINTENANCE ...
Страница 144: ...C H A P T E R 7 APPENDIX ...
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