Chassis Description

Lamp control stage

 

 

 

 

 

 

 

 

 

SW902

SW905

 

FILTER

 

PRIMARY CIRCUIT

 

 

 

INTERLOCK THERMAL

 

 

 

 

 

 

 

BOARD

 

 

 

 

 

 

 

SWITCH

SWITCH

 

 

 

 

 

 

 

 

 

 

 

 

 

SUB POWER BOARD

 

 

 

 

 

 

 

 

 

AC CORD

 

 

 

 

K6AC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CJ4

 

CJ1

 

K6A

Q623

Q681

 

 

 

 

UNIT_

 

IC601

12

PC603

 

15

 

 

 

 

P.F.C.

 

 

 

LAMP

LAMP BALLAST

 

<FA5502>

 

 

CN6A

CN66A

PFC

 

 

 

 

 

 

 

 

 

 

CJ2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SW

 

5

1

2

 

POWER BOARD

 

K66D

 

 

 

 

 

5

1

2

 

 

1

 

 

 

 

 

 

 

 

 

 

K8K

 

MAIN BOARD

 

 

K8D

 

 

LB SENS

ECO

LB SW

 

IC1871

 

PFC_SW

 

 

 

 

 

BUFFER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PFC_SW_CPU

186

 

 

 

 

 

 

 

Q1861

 

 

212

 

 

 

 

 

 

 

 

 

LAMP_SWIN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

1

 

191

IC801

 

 

 

 

 

 

SH_LB_UART

MAIN CPU

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

5

LAMP_DET

167

<HD6417727>

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IC9825

 

LB_SH_UART

198

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Motor control stage

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LENS SHIFT

 

LENS SHIFT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

K8S

 

 

CONNECT

 

M

 

 

 

 

36

 

 

 

1

 

BOARD

K9B

 

 

 

 

 

 

 

LENS_TOP

 

 

 

 

 

 

35

 

LENS_BOTTOM

3

 

K9C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

K9A

 

 

 

D[0-7]

 

 

 

 

 

 

 

 

 

 

 

 

 

IC801 MAIN CPU <HD6417727>

A[0-5]

I/O EXPANDER

 

34

7

 

13

 

 

5

 

K16L

 

 

<TIC81592>

 

 

LENS_UP

5

IC1601

10

1

 

 

 

 

 

 

 

 

 

IC4801

33

6

 

14

 

 

6

LENS SHIFT DRIVE

2

 

 

 

 

 

 

LENS_DOWN

4

 

<LB1645N>

 

3

 

 

 

 

 

 

 

 

 

 

 

ZOOM

31

4

IC1872 BUFFER

16

ZOOM+

7

5

IC1602

10

1

M

 

 

 

 

 

32

5

15

 

 

6

ZOOM DRIVE

2

 

ZOOM–

6

<LB1641>

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

K16M

 

FOCUS

 

 

 

 

29

2

 

18

FOCUS+

9

5

IC1611

10

3

M

 

 

 

 

 

 

 

 

 

 

30

3

 

17

 

 

6

FOCUS DRIVE

2

 

 

 

 

 

 

FOCUS–

8

<LB1641>

4

 

 

 

 

 

 

 

 

 

 

 

 

MAIN BOARD

 

 

 

K8T

 

K16R

DRIVE BOARD

 

 

 

 

 

 

 

 

 

 

- 44 -

 

 

 

 

 

 

Page 44
Image 44
Eiki LC-X71 LC-X71L service manual Lamp control stage, Motor control stage

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.