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Epson Stylus Pro 3800/3800C/3850/3880/3885/3890
Revision C
OPERATING PRINCIPLES
Outline of Circuit Boards
58
2.9 Outline of Circuit Boards
2.9.1 Main Board
This section provides a summary of the main board (Epson Stylus Pro 3800/3800C/
3850: C653 MAIN / Epson Stylus Pro 3880/3885/3890: CA61 MAIN) that controls the
whole of the printer system.
Explanation of main elements on C635/CA61 MAIN Board
Circuit block diagram
Figure 2-33. C635/CA61 MAIN Board Block Diagram
Table 2-8. Main Elements
Model Number
Location
Function
E01A68CB
IC15
Customized ASIC
FlashROM
IC4
Program storage
• Capacity:
16Mbit
DDR-SDRAM
IC3/IC19
Various buffers, work areas
• Capacity:
256Mbit
• Number of pieces: two
RTC9824
IC9
RTC complex circuit
(Reset, timer, EEPROM complex IC)
E09A54RA
IC11
Printer driver
A6628SEDT
IC7/IC13
Motor driver
A6627STPT
IC6
Motor driver
BCM5980A2KFBG
IC10
Ethernet 10/100BASE-TX circuit
• Flash ROM (32Mbit), SDRAM (64Mbit x 2)
installed
Custom
ASIC
E01A68C
(IC15)
Custom
ASIC
E09A54RA
(IC11
㧕
Ethenet 10/100BASE-TX
BCM5980A2KFBG(IC10)
A6628
(IC13)
A6627
(IC6)
DDR-SDRAM
(IC3)
RTC9824
(IC9)
Flash ROM
(IC4)
Flash ROM
(IC1)
CN40
CR Motor
CN43
ASF Motor
CN44
Ink Change Motor
A6628
(IC7)
CN45
Pressurizing Pump Motor
CN57
Release Motor
CN58
CN41
PF Motor
CN41
APG Motor
CN67
USB I/F 2.0
CN102
Network
CN69/70/
71/72
Print Head
Pump Motor
(IC19)
DDR-SDRAM
(IC5)
SDRAM
(IC8)
SDRAM
Содержание 3880 - Stylus Pro Color Inkjet Printer
Страница 9: ...C H A P T E R 1 PRODUCTDESCRIPTION ...
Страница 35: ...C H A P T E R 2 OPERATINGPRINCIPLES ...
Страница 61: ...C H A P T E R 3 TROUBLESHOOTING ...
Страница 85: ...C H A P T E R 4 DISASSEMBLY ASSEMBLY ...
Страница 208: ...C H A P T E R 5 ADJUSTMENT ...
Страница 269: ...C H A P T E R 6 MAINTENANCE ...
Страница 282: ...C H A P T E R 7 APPENDIX ...
Страница 289: ...Epson Stylus Pro 3800 3800C 3850 3880 3885 3890 Revision C APPENDIX Exploded Diagrams 289 7 4 Exploded Diagrams ...
Страница 299: ...Model Name Board Name Sheet Revision PX 5800 Stylus Pro 3800 C635MAIN 1 of 4 F ...
Страница 300: ...Model Name Board Name Sheet Revision PX 5800 Stylus Pro 3800 C635MAIN 2 of 4 C ...
Страница 301: ...Model Name Board Name Sheet Revision PX 5800 Stylus Pro 3800 C635MAIN 3 of 4 C ...
Страница 302: ...Model Name Board Name Sheet Revision PX 5800 Stylus Pro 3800 C635MAIN 4 of 4 C ...
Страница 303: ...Model Name Board Name Sheet Revision PX 5800 Stylus Pro 3800 C635 PNL 1 of 1 B ...
Страница 304: ...Model Name Board Name Sheet Revision PX 5800 Stylus Pro 3800 C635 SUB 1 of 1 A ...
Страница 305: ...Model Name Board Name Sheet Revision PX 5800 Stylus Pro 3800 C635PSB 1 of 1 B ...
Страница 306: ...Model Name Board Name Sheet Revision Stylus Pro 3800 C635PSE 1 of 1 B ...