Part 5: Maintenance

BJC-7100

b)Symptoms

1.The power does not turn on

<Symptoms> • The power does not turn on even when the POWER button is pressed.

When the power is turned ON, the printer operates abnormally.

<Cause> Faulty AC adaptor or AC adaptor not installed correctly, faulty logic board, faulty control panel (POWER button), faulty power cable

<Measure>

Check the power outlet and the contacts of the respective connectors.

OK?

Yes

Check operation of control panel.

OK?

Yes

No

Reconnect the power

outlet and the connectors

Does control panel (POWER and RESUME buttons) on main cover function normally?

Do switches on logic board operate when pressed directly?

No

Service or replace

faulty parts.

Check output voltage

of AC adaptor.

OK?

Yes

Check conductivity

of power cable.

Measuring point

Normal value

 

 

 

 

1

20±0.3V (in sync with control signal at pin No.7) *

 

 

 

Pin No.

3

27.6±1.5V (no load, 33V max)

 

 

5

5±0.25V

 

 

 

 

 

2, 4, 6, 8

GND

*: The output of pin No. 1 is controlled by the signal at pin No. 7, and cannot, therefore, be measured when the AC adaptor is not installed.

No

Logic Board Side

Replace AC adaptor.

1 3 5 7

2 4 6 8

No

AC Adaptor Side

OK?

 

Yes

Replace power cable.

Replace logic board.

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Image 162
Canon QY8-1360-000 manual Symptoms, Yes Reconnect the power Outlet and the connectors, Yes Check conductivity Power cable

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.