Part 4: Technical Reference

BJC-7100

4.2Logic

4.2.1Logic block diagram

Address Bus

Address Data Bus

Parallel

Interface

Error Indicator

Power Indicator

DRAM (IC5)

 

4-Mbit

I/O0

A0

to

to

I/O7

A9

DRAM

Data

Bus

DRAM

Address

Bus

I/O0

A0

to

to

I/O7

A9

DRAM (IC6)

4-Mbit

DBUS0

ABUS1

 

 

 

 

 

 

D0

A11

D0

A0

to

 

to

 

 

 

 

 

 

to

to

to

to

DBUS15

ABUS20

RD

 

 

 

RD

 

D15

A30

D15

A18

 

 

INIT0 to INIT3

 

 

 

INIT0 to INIT3

RD

OE

 

 

 

RESET

Reset IC

 

 

RESET

 

 

 

 

 

CS0

CE

 

 

 

 

 

 

 

 

 

 

 

 

Printer

 

20MHz

 

 

 

 

MPU

Control

Controller

 

 

 

 

 

 

 

 

 

ROM

 

 

(IC2)

 

Paper End

 

 

P104

(IC1)

 

 

 

 

 

(IC3)

 

 

 

 

 

 

 

 

 

 

 

 

LED0

 

 

 

Sensor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

to

 

 

 

Pickup Roller

 

 

P103

 

 

 

 

LED2

 

 

 

Sensor

 

 

 

 

2kbit

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Purge Sensor

 

 

P102

 

TA04,TA05

EEPROM

 

 

 

 

 

 

 

P137,

TA10,TA11

 

 

 

 

 

 

 

 

 

 

 

 

IP0

Driver IC

 

 

 

 

 

 

 

 

TA12 to TA15

 

 

 

 

 

 

 

 

 

 

 

Transistor

Buzzer

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Paper Feed

PM

 

 

 

 

P105

 

BZ

 

 

 

IP1

Motor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PWMA,

Driver IC

 

T00 to T03

 

 

 

 

 

 

PWMB

 

 

 

 

 

 

P155

POWER button

RAMB0

 

 

 

Carriage

 

 

 

 

 

 

 

 

PM

 

 

 

 

 

 

 

to

 

 

 

Motor

 

P144 to P147

 

 

 

RAMB15

 

 

 

 

 

 

 

 

 

 

 

 

P156

RESUME button

 

 

 

 

 

 

 

P73 to P75,T0

RAMA0

 

 

 

 

 

 

AN6

 

 

 

 

to

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AN7

 

P157

REPLACE button

RAMA9

 

 

 

 

 

 

 

 

 

 

 

 

 

P101

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RANKOM

BE0 to 2

 

 

 

 

 

 

ID1OM

 

 

RANKBK

IDATAOM

INKOUT

 

 

 

 

 

ID1BK

 

 

RANKPH

IDATABK

 

 

 

 

 

ID1PH

 

 

Ink-out

 

 

 

 

 

 

 

RANKCL

IDATAPH

 

 

 

 

 

ID1CL

 

 

 

 

IDATACL

Detection

Printer

 

 

Home

ID2OM

 

 

 

 

EVENE

 

 

ID2BK

 

 

 

 

Circuit

 

 

 

 

 

 

 

ODDE

Temperature

Position

ID2PH

 

 

 

 

HEATEOM

ANT,PHANT

 

Sensor

 

Sensor

ID2CL

 

 

 

 

HEATEBK

 

 

 

 

 

 

 

 

 

HEATEPH

HEATECL

Carriage Board

LTCLK

 

LTRST

 

BJ Cartridge

Figure 4-30 Logic Board Block Diagram

4-40

Page 120
Image 120
Canon QY8-1360-000 manual Logic Logic block diagram

QY8-1360-000 specifications

The Canon QY8-1360-000 is a highly regarded print head designed specifically for Canon’s line of professional printers, particularly those used in high-quality photo printing and graphic arts. This component is essential for achieving the vibrant colors and sharp details that are hallmark features of Canon’s imaging technology.

One of the main features of the QY8-1360-000 is its precision engineering, which allows for a high level of accuracy in ink application. This print head utilizes a micro-nozzle technology that enhances the distribution of ink onto the paper, minimizing the potential for blurriness or color bleeding. The micro-nozzles work in conjunction with a sophisticated ink delivery system, ensuring that colors are produced as intended by the original digital file.

Another key characteristic of the QY8-1360-000 is its ability to support a wide range of media types, ensuring flexibility for various printing projects. Whether it’s glossy photo paper, fine art paper, or even canvas, this print head can accommodate different textures and finishes, making it ideal for both professional photographers and graphic designers.

Additionally, this print head is designed to achieve high resolution printing, with capabilities that can reach up to 4800 x 1200 dpi. Such high resolution allows for exceptional detail and color accuracy, which is particularly critical when producing photographic prints. The print head can also handle a broad color gamut, facilitating rich and vivid color outputs that elevate the overall quality of printed materials.

Technologically, the QY8-1360-000 incorporates Canon’s FINE (Full-Photolithography Inkjet Nozzle Engineering) technology. This innovative technology allows for the quick heat-up and ejection of ink, ensuring rapid print speeds without compromising quality. By combining speed with precision, it significantly enhances productivity in a professional setting.

In summary, the Canon QY8-1360-000 print head is an essential component for anyone seeking exceptional print quality and versatility in their printing endeavors. With precision engineering, support for multiple media types, high resolution output, and advanced FINE technology, it represents a significant advancement in Canon’s commitment to delivering outstanding imaging solutions. Whether used in a studio, print shop, or home office, the QY8-1360-000 enhances the quality and efficiency of printing workflows, making it a vital tool for creative professionals.