Epson Stylus COLOR 3000 Service Manual

Operating Principles
EPSON Stylus Color 3000 Service Manual
2-16
CLK
SD I/O
Data Bus
Address Bus
Timer
Counter IC
RTC-4543SA
(IC2)
CPU
H8S/2655
(IC5)
GA
E05B33
(IC6)
M
From IC16
M
+42VDC
+5VDC
Type-B
I/F
+5V
GA
E05B45
(IC16)
PSC
Power Line
Reset IC
M51955BFP
(IC3)
Logic Line
Reset IC
RST592D
(IC9)
EEPROM
AT93C56
(IC1)
From IC6
From IC6
+5V
+42V
+5V
Sensors
Black/Color Printhead
Control Signals
PF Motor
Control Signal
Parallel I/F
Serial I/F
Control Panel
CR Motor Control
Printhead
Temperature
Lithium Battery
From IC6
Black/Color Printhead
Common Driver Circuit
Nozzle Selection Signal
PF Motor
Driver Circuit
UDN2917EB (IC17)
Carriage
CR Motor Driver Circuit
A3953 (IC19, IC20)
CR Motor
PF Motor
Nozzle
Selection IC
Black Printhead
128 Nozzles
Color Printhead
64 Nozzles
for each color
Nozzle
Selection IC
SRAM(256K)
(IC14)
Optional ROM
(IC7, IC10)
P-ROM(8M)
(IC13)
DRAM
(16M)
(IC12)
SRAM(256K)
(IC28)
PW, PQ, PWS
Sensors
Pump Motor
Control Signal
M
From IC6
Pump Motor
Driver Circuit
UDN2917EB (IC18)
Pump Motor
CG-ROM
(8M)
(IC11)
Figure 2-15. Control Circuit Block Diagram

Epson Stylus COLOR 3000 Specifications

Printing Resolution

maximum resolution	1440 x 720 dpi
driver setting resolution	720 x 720 dpi
printable width	410 mm

Paper Handling

paper capacity (plain paper)	100 sheets
paper capacity (EPSON Inkjet transparencies)	30 sheets
paper capacity (envelopes)	10 envelopes

Ink Cartridges

black ink cartridge print capacity	Up to 3, 000 pages (A4, text @ 360dpi)
colour ink cartridges print capacity	Up to 2, 100 pages (A4, 360dpi 5% duty each colour)
colour ink cartridges	Cyan, Magenta, Yellow

Operating Environment

operating temperature	10-35°C
operating humidity	20-80% RH
total print volume	75, 000 pages (A3, text only)

Electrical Specifications

rated voltage	AC 220V-240V
rated frequency	50-60 Hz
power consumption	Approx. 21W (ISO 10561 letter pattern)

Weight and Dimensions

weight	18 Kg
width	810 mm
depth	565 mm
height	240 mm