Chassis Description

Power failure detection tree

 

 

 

 

 

 

DETECTION

ERROR INFO.

5-6

S16V

IC1591

15.5V

 

 

LINE NAME

(Failure area)

 

 

D591

GAMMA, 15.5V

 

 

 

 

 

 

GAM_15.5V_PF

 

 

IC1592

13.5V

 

 

 

(PANEL)

 

K8F

 

 

 

 

 

 

ON_15V

 

 

 

 

 

 

 

 

 

 

 

1-2

 

L1251

 

 

 

 

 

S3.3V

 

S3.3VSF

IC1251

S2.5VSF

D1251

SWFPGA, 2.5V

 

 

 

 

 

 

SWF_2.5V_PF

 

 

IC1306

S1.8V_PW

IC1252

S1.2VSF

D1252

SWFPGA, 1.2V

 

 

 

 

 

 

SWF_1.2V_PF

2-4

 

IC1307

S2.5V_PW

 

 

 

 

 

K8G

IC5801

S1.9V

 

 

D5801

 

 

 

 

 

MAIN, 3.3V

 

 

 

 

 

 

MAIN_3.3V_PF

8-10

3.3V

IC1421

1.8V

 

 

D1421

(Gamma,FPGA,A/D)

 

 

GAMMA, 1.8V

 

 

L3403

 

 

 

GAM_1.8V_PF

 

 

 

3.3VFPGA

 

 

 

(Gamma)

 

 

 

 

 

 

 

 

 

L3404

 

L3401

 

 

 

 

 

 

3.3VPLLA

 

1.5VPLLA

D3401

FPGA, 1.5V

 

 

 

 

L3402

 

FPGA_1.5V_PF

 

 

IC3401

1.5VFPGA

 

1.5VPLLG

D3402

(FPGA)

 

 

 

 

 

 

 

 

L9203

 

 

 

 

 

 

 

 

1.8VD_VD

D9203

 

 

 

 

 

L9204

 

 

 

 

 

 

 

 

1.8VA_VD

D9204

ANALOG, 1.8V

 

 

 

 

L9205

 

VDEC_1.8V_PF

1-2

 

IC9292

VD1.8V

 

1.8VL_VD

D9206

(A/D)

 

 

 

 

 

L273

 

 

 

 

 

5

S-5V

 

S-5VA

 

 

Q5881

 

 

 

 

 

MAIN, S-5V

 

 

 

 

 

 

MAIN_-5V_PF

7

S6V

IC5881

S5V

 

 

D5801

 

 

 

 

 

 

K8E

 

 

 

 

MAIN, 6V

 

 

 

L271

 

MAIN_6V_PF

 

 

 

 

 

(A/D)

9-10

 

 

 

 

 

6V

IC5891

5V

 

5VA

 

 

D271

ANALOG, 5V

 

 

 

 

L272

 

AD_5V_PF

 

 

IC271

5V1

 

5V_VD

D272

(A/D)

 

 

 

 

 

 

 

 

L261

 

 

 

 

 

 

 

 

3.3V_AD1

D261

 

 

 

 

 

L262

 

 

 

 

 

IC261

3.3V1

 

3.3V_AD2

D262

 

 

 

 

 

L263

 

 

 

 

 

 

 

 

3.3V_AD3

D263

ANALOG, 3.3V

 

 

 

 

L9206

 

AD_3.3V_PF

 

 

IC9293

3.3V2

 

3.3VA_VD

D9201

(A/D)

 

 

 

 

 

 

 

 

L9207

 

 

 

 

MAIN BOARD

 

 

 

3.3VD_VD

D9202

 

 

 

 

 

 

 

 

 

 

 

 

 

11-

S5V_AV_PF

AV, S5V

 

 

 

 

 

12

 

 

 

 

A/V BOARD

 

 

 

 

 

 

K10R

 

 

 

 

 

 

 

9-

-5V_AV_PF

AV, -5V

 

 

 

 

 

10

 

 

 

 

 

 

 

 

 

 

DRIVE BOARD

K8T

M/A_PF

M/A, 12V

 

 

 

2

 

 

 

 

 

 

 

 

I/F BOARD

K8Z

PJ_5V_PF

PJNET, S5V

 

 

 

 

2

 

 

 

 

 

 

FANs

FAN CONTROL CIRCUIT

 

FAN_PF

FAN, 16V

 

 

 

 

 

D7872

Q7922

LAMP FAN, 16V

 

FN907

 

 

 

 

LAMP_FAN_PF

 

 

 

 

 

- 49 -

 

 

Page 49
Image 49
Eiki LC-X71 LC-X71L service manual Power failure detection tree, Failure area, K10R

LC-X71 LC-X71L specifications

The Eiki LC-X71 and LC-X71L are advanced multimedia projectors designed for a range of applications, from education to corporate environments. Known for their outstanding image quality and impressive clarity, these projectors combine technological innovation with user-friendly features, making them ideal for presentations, lectures, and various visual displays.

One of the defining characteristics of the LC-X71 series is its high brightness output. With 6000 ANSI lumens, these projectors ensure clear and vibrant images, even in well-lit rooms. This level of brightness is complemented by a native XGA resolution (1024 x 768), providing sharp details and vivid colors. The LC-X71L model features a slightly enhanced brightness, making it suitable for larger venues or where ambient light cannot be controlled.

The Eiki LC-X71 and LC-X71L utilize a DLP (Digital Light Processing) technology that enhances color accuracy and contrast. This technology minimizes the visibility of pixels, ensuring smooth images that remain sharp at various viewing distances. Moreover, the projectors incorporate a high contrast ratio, which contributes to deep blacks and bright whites, making them perfect for presentations with complex graphics.

Another noteworthy feature is the flexible connectivity options. The LC-X71 series offers multiple input terminals, including HDMI, VGA, and USB, allowing for seamless integration with various devices, from laptops to video players. This versatility enables users to easily switch between different content sources. Additionally, the projectors support wireless presentation capability, enhancing user convenience and reducing the clutter of cables.

User convenience doesn’t stop at connectivity. The LC-X71 and LC-X71L are designed for easy installation and maintenance. Their lightweight design and compact dimensions facilitate portability, making them easy to move between locations. They also feature a filter-free design, reducing maintenance efforts and ensuring long-term reliability.

In terms of energy efficiency, both models are equipped with Eco Mode, which extends lamp life and reduces power consumption. The lamp life can reach up to 4000 hours, depending on usage, making it a cost-effective solution for prolonged use.

In conclusion, the Eiki LC-X71 and LC-X71L projectors deliver exceptional performance, combining high brightness, versatile connectivity, and user-friendly features. Their technological advancements cater to various needs, ensuring that they stand out in the competitive market of multimedia projectors.