Eiki LC-X71 LC-X71L service manual Service Adjustment Data Table

Page 30

Electrical Adjustments

Service Adjustment Data Table

These initial values are the reference data written from the CPU ROM to memory IC when replaced new memory IC. The adjust- ment items indicated with “” are required to readjust following to the “Electrical adjustments”. Other items should be used with the initial data value.

Group No.

Adjustment Item

Initial Value

Range

Input source / Description

0

Thermal Monitor

 

 

(Read only)

0

LM76(Temp) A Monitor

-

-

Sensor A for External IC1691

1

LM76(Temp) B Monitor

-

-

Sensor B for Lamp IC1816

2

LM76(Temp) C Monitor

-

-

Sensor C for Panel IC1814

1

Atmosphere Monitor

 

 

(Read only)

0

MPXA4114A(Pressure) Monitor

-

-

Atmosphere sensor

1

MPXA4114A(Pressure) Monitor

-

-

Atmosphere sensor [unit: mmHg]

2

MPXA4114A(Pressure) Monitor

-

-

Atmosphere sensor [unit:hpa]

3

Acceleration Monitor

 

 

(Read only)

0

MAS1390 (Acceleration) Monitor

 

 

 

5

FAN Monitor (Read only)

 

 

 

0

FAN A Monitor (PBS)

-

-

Current voltage of Fan (0.01V unit)

1

FAN B Monitor (Lamp-IN)

-

-

Current voltage of Fan (0.01V unit)

2

FAN C Monitor (Lamp-Front)

-

-

Current voltage of Fan (0.01V unit)

3

FAN D Monitor (Power)

-

-

Current voltage of Fan (0.01V unit)

4

FAN E Monitor (Panel)

-

-

Current voltage of Fan (0.01V unit)

5

FAN F Monitor (Exhaust)

-

-

Current voltage of Fan (0.01V unit)

10

RS232C Setting

 

 

 

0

Baurate

0

0 / 1

RS232C baurate (0: 19200 / 1: 9600)

1

Serial mouse switch

0

0 / 1

Serial mouse setting (0: Enable / 1: Disable)

11

PJ-Net Setting

 

 

 

0

Reset Disable

0

0 / 1

PJ-Net Reset (0: Enable / 1: Disable)

20

Logo prohibition

 

 

 

0

Logo prohibition

0

0 / 1

Logo prohibition (0: Menu / 1: Forced)

30

Color Shading/Gamma

 

 

 

0

Color Shading Correction On/Off

0

0 / 1

Color Shading Correction (0: Off / 1: On) Not memorized

1

Gamma Correction On/Off

0

0 / 1

Gamma Correction (0: Off / 1: On) Not memorized

40

Dimmer Control

 

 

 

1

Dimmer Level

15

0 ~ 15

0:250 ~ 15:300W Effect only 300W

2

DIMMER CTRL LEVEL1

7

0 ~ 255

Bright level1 data: Bright level1 when less than the value

3

DIMMER CTRL LEVEL2

14

0 ~ 255

Bright level2 data: Bright level2 when less than the value

4

DIMMER CTRL LEVEL3

21

0 ~ 255

Bright level3 data: Bright level3 when less than the value

5

DIMMER CTRL LEVEL4

28

0 ~ 255

Bright level4 data: Bright level4 when less than the value

6

DIMMER CTRL LEVEL5

35

0 ~ 255

Bright level5 data: Bright level5 when less than the value

7

DIMMER CTRL LEVEL6

42

0 ~ 255

Bright level6 data: Bright level6 when less than the value

8

DIMMER CTRL LEVEL7

49

0 ~ 255

Bright level7 data: Bright level7 when less than the value

9

DIMMER CTRL LEVEL8

56

0 ~ 255

Bright level8 data: Bright level8 when less than the value

10

DIMMER CTRL LEVEL9

63

0 ~ 255

Bright level9 data: Bright level9 when less than the value

11

DIMMER CTRL LEVEL10

70

0 ~ 255

Bright level10 data: Bright level10 when less than the value

12

DIMMER CTRL LEVEL11

77

0 ~ 255

Bright level11 data: Bright level11 when less than the value

13

DIMMER CTRL LEVEL12

84

0 ~ 255

Bright level12 data: Bright level12 when less than the value

14

DIMMER CTRL LEVEL13

91

0 ~ 255

Bright level13 data: Bright level13 when less than the value

15

DIMMER CTRL LEVEL14

98

0 ~ 255

Bright level14 data: Bright level14 when less than the value

16

DIMMER CTRL LEVEL15

105

0 ~ 255

Bright level15 data: Bright level15 when less than the value

17

DIMMER AVE POINT

4

1 ~ 16

Average point data for dimmer 1~16 4

50

Auto-Picture Control

 

 

 

0

Auto-Picture Control Forced OFF

 

 

0:follows to Menu, 1:Forced OFF

70

COOLING

 

 

 

0

COOLING_TIME

 

 

Cooling time period after power off

1

 

 

 

Not used

80Factory use

0

90

PJ Operation History

 

 

 

0

OPERATION_HISTORY_1

0

0 ~ 32767

Operation history in latest operation

~

 

 

 

 

49

OPERATION_HISTORY_50

0

0 ~ 32767

Operation history in latest 50th operation

50

OPERATION_HISTORY Reset

0

0 ~ 10

It resets the history when the value is changed to 10.

91

PJ Failure History

 

 

 

0

Warning_Log_1

0

0 ~ 32767

Operation history in last operation

~

 

:

:

 

49

Warning_Log_50

0

0 ~ 32767

Operation history in last 50th operation

50

Warning_Log Reset

0

0 ~ 10

It resets the history when the value is changed to 10.

112

Lamp Config

 

 

 

0

Lamp Config Change

2500

1000 ~ 8000

Lamp life selection (Step: 500H)

113

Lamp Reset Counter

 

 

(Read only)

0

Lamp Reset counter

0

0 ~ 127

Reset times of the lamp time counter

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Image 30
Contents Original Version Contents Safety Instructions Safety PrecautionsSpecifications Circuit Protections Thermal switchInterlock switch FuseRecommendation Mechanical Disassemblies Cabinet Top removalCabinet Front removal Main Board removal AV, I/F Board & Rear Panel removalFN905 Lamp Ballast Unit removal Optical Unit removalFN906 Power Board removal Power BoardPrism Base removal Fans FN901, FN902 removal Interlock SwitchFilter Board & Interlock SW & Thermal SW removal SW902Projection Lens removal Relay Lens disassemblyOptical Parts Disassemblies Relay LensPolarized Glass-In removal Optical filter HCPPolarized Glass-Out and Wide view Glass removal LCD Panel/Prism Ass’yOut Condenser Lens disassembly Optical Unit Top removalLocations and Directions DescriptionMounting Procedure LCD Panel/Prism Ass’y ReplacementImportant Notice on LCD Panel/Prism Assy Replacement LCD Panel/Prism Ass’y removalLCD Panel/Prism Assy Type-R Procedure Lamp ReplacementHow to reset Lamp Replace Counter Reset the Lamp Replace Counter, see below explanationAdjustments after Parts Replacement Optical Adjustments Electrical AdjustmentsBefore Adjustment Optical AdjustmentsContrast adjustment Main BoardCondenser Lens adjustment White b Slot B Moving of slot B Slot D Moving of Slot DRelay lens-Out adjustment White bMoving of slot B White Cyan Screw D Moving of slot D Electrical Adjustments Service Adjustment Menu OperationIC802 is not defective +16V adjustment Circuit AdjustmentsOutput Voltage adjustment Adjustment ConditionVideo Center adjustment Fan Voltage adjustmentPsig adjustment PC Black Level adjustmentCommon Center adjustment PC Input adjustmentInput adjustment ⁄0PC Gamma-shift adjustment⁄2AV Gamma-shift adjustment ⁄3AV White Balance adjustmentTest Points and Locations Main BoardService Adjustment Data Table Factory use Factory default setting RC KEY DisableTemp. warning setting Not used DDC Setting210 290 300 301 302 303 Adjustment for AV inputPanel L/R setting CXD3807310 AD9882 311 M62393FP400 Composite Ntsc Scart 401 410 411 420 421 422 423 424 425Composite PAL YCbCrRGB Video 480P 426 427 428 430 431 432 433 434 435RGB Video RGB Video 575PHdcp 720P-60 440 Hdcp 480PHdcp 575P 443 Hdcp 720P-50RGB-Video 1080-24psf 451 452 453 454 455 600 620RGB-Video 1080-25psf RGB-Video 1080P-60680 681 690 700 701 711 713 715 Auto PC AdjustmentDe-interlacer setting Auto Calibration975 Ghost Drift 720 22pull down setting721 23pull down setting Color shading correctionChassis block diagrams Chassis DescriptionChassis over view Video signal processing stage IC3012K20H Audio signal processing stageK00D K20G K20FFN904 FN903 FAN control stageFAN location FN901 FN905Lamp control stage Motor control stageRed Serial bus control stageYellow GreenPower supply lines & power failure detection IC8702 3V2Indicators Projector Condition LED indication and projector conditionPower failure detection system Error information tablePin Signal Name Connection Error Information Power failure detection tree Failure areaK10R Diagnosis of power failure with RS-232C port Diagnosis procedureError history log Error Error Code Error InformationControl Port Functions System Control & I/O Port Table IC801, HD6417727FWE0 Pwreset Netsw Parallel I/O Expander IC4801, TIC81592GP IIC Bus D/A Converter M62393Waveforms Cleaning Cleaning with air sprayIC Block Diagrams AD8183ARU/AD8185ARUCXD3531R Digital Signal Driver & Timing Generator , IC401 IC Block Diagrams IC Block Diagrams IC Block Diagrams IC Block Diagrams Divide TDA1517ATW Audio Output, IC1681, IC1682 Electrical Parts List Read Description in the parts listOUT of Circuit Board Filter Board F601Assemblied Boards TERMINAL1 Board 147 TR 2SA1037AK-S-T146 405 0417 TR 2SA1037K IC IDT70V24S15PFG 7316 C2591 C365 C568 NP-ELECT Carbon R2213 R329 R4477 R5212 R6791 Network 0X4 1/32W Network 10KX4 1/32W FILTER,LP 34MHZ Zener Diode 02DZ6.2YTPH3 IC AD8185ARUZ-REEL7 C2007 R1111 Zener Diode UDZS-TE-1712B ZD UDZS-TE-176.2B Resister Diode RF101L2S POS-SOLID Filter Board Mechanical Parts List 23-b Optical Parts List 10065 Red 71R/L 71-a R 71-b G 71-c B 71-e G = no use 103 Key to better communications Diagrams & Drawings Schematic Diagrams Printed Wiring Board DrawingsPin description of diode, transistor and IC IC ICDiagrams & Drawings LC-X71, LC-X71L

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.