Panasonic PT-LB10NTU User manual

ORDERNO. VED0404352C0

D10

LCD Projector

PT-LB10NTU / PT-LB10NTE / PT-LB10U / PT-LB10E / PT-

LB10VU / PT-LB10VE / PT-LB10SU / PT-LB10SE

SPECIFICATIONS

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Please refer to theOperating Instructions

PT-LB10NTU/U/VU/SU

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1. Safety Precautions

1.1. General Guidelines

-For continued safety, no modification of anycircuitmust be

attempted.

-Unplug the power cord from the power outlet before disassembling

thisprojector.

-Itisadvisableto use an isolation transformer inthe AC power line

before the service.

-Observe the original lead dress during the service. Ifashort circuit

isfound, replace all the parts overheated or damaged bythe short

circuit.

-After the service, all the protective devices such as insulation

barriers, insulation papers, shields, and isolation R-C

combinations must be properlyinstalled.

-After the service, check the leakage current to prevent the

customer from getting an electricshock.

1.2. Leakage Current Check

1. Prepare the measuring circuitas showninFig.1.

Besure to use avoltmeter having the performance described in

Table1. Fig. 1

Table 1

Fig. 2

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2. Assemblethe circuitas showninFig. 2. Plug the power cord ina

power outlet.

3. Connect M1 to T1 according to Fig. 2and measure the voltage.

4. Change the connection of M1 from T1 to T2 and measure the

voltage again.

5. The voltmeter must read 0.375 Vor lower inboth of steps 3and 4.

Thismeans that the current must be 0.75 mAor less.

6. Ifthe reading isout of the above standard, the projector must be

repaired and rechecked before returning to the customer because

of apossibilityof an electricshock.

1.3. UVPrecaution and UHMLamp Precautions

-Besure to unplug the power cord from the power outlet when

replacing the lamp.

-Because the lamp reaches averyhigh temperature during its

operation, waituntil itcoolscompletelywhen replacing the Lamp

Unit.

-The lamp emits small amounts of UV-radiation, avoiddirect-eye

contact with the light.

-Because the high pressure lamp involves arisk of explosion, never

touch the lamp wire lead during the service. (See Fig. 3)

Fig.3

2. Ext Option

This projectorhas EXTOPTION inaddition tostandardon-screenmenus.

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-There are SELF CHECK and SERVICEMODEfor service, etc.

2.1. Procedure to enter EXT OPTION

1. Press "MENU"button on the mainunitor remote control unitto

display"MENU"screen, then select "OPTION1" and press

"ENTER"button.

2. Select "OSD"on "OPTION1" menu and press "ENTER"button 3

seconds or longer.

MENU OPTION1OSD

2.2. EXT OPTIONMenu and Functions

-FREEZE MSG

Switching ON/OFF "FREEZE" on-screen display

-ANGLE RESET

Switching ON/OFF "AUTO KEYSTN(AutomaticKeystone)"

reference level setting

Note:

-Normally, do not select. (Anglereset data will be rewritten.)

-FAN FULLMODE

Setting the cooling fan motor rotation speed

-Switching ON"FAN FULLMODE", the rotation level of the fan

becomes high-speed rotation (fixed). Moreover, when "FAN

FULLMODE" isON, changing "FAN CONTROL" inOPTION2

becomes impossible(setting FAN FULLMODEisgiven priority

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more thanFAN CONTROL).

-AUTOSETUP

Setting AUTO SETUPmode

-STANDARD:To set the normal mode (the dot clock isadjusted

strictly))

-SPECIAL: To set the special mode (the dot clock isadjusted

roughly)

Note:

-Donot change the initial setting (STANDARD).

-SELF CHECK

To enter the self-check mode

-SERVICEMODE

To enter the service mode

-FLICKERADJ

To enter the flicker adjustment mode

2.3. Canceling EXT OPTION

Press "MENU" button on the mainunit orremote control unit.

3. Self-Check Mode

This mode is usedtonarrowdownthe location of the failure.

3.1. Procedure to enter the self-check mode

Select "SELF CHECK" on "EXTOPTION" menu and press "ENTER" button on the mainunit or

remote control unit.

3.2. SelfCheck Displayand Contents

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3.3. Canceling the self-check mode

Press "MENU" button on the mainunit orremote control unit.

4. Service Mode

This mode is usedtodisplaysevenkinds of test patterns [Horizontal lines, Vertical lines, Dots,

Crosshatch, White cross, Black cross and White (Nopattern)] inthe fourcolors (White, Red,

Greenand Blue)..

Note:

-Onthe service mode, displaysabove patterns byeach color

without test equipment such as PCor SG. Use the service mode

for simplified adjustments byyour eyes and so on.

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4.1. Procedure to enter the service mode

Select "SERVICE MODE" on "EXTOPTION" menu and press "ENTER" button on the mainunit

orremote control unit.

Note:

-Inthe service mode, pressing the up-arrow " "or down-arrow " "

button allowsthe test pattern selection and theleft-arrow " "or

right-arrow " "button the color selection (White / Red / Green /

Blue).

4.2. Canceling the service mode

Press "MENU" button on the mainunit orremote control unit.

5. Flicker Adjustment Mode

If replacing the optical parts (Analysis / LCD / Lens block) of this projectorand/orA-P.C.Board

(assembly), enterthe flickeradjustment mode and minimize the flicker.

5.1. Procedure to enter the adjustment mode

Select "FLICKER ADJ" on "EXTOPTION" menu and press "ENTER" button on the mainunit or

remote control unit.

Note:

"DESK setting (blue)" is displayedwhenentering the adjustment mode.

5.2. Adjustment Displayand Contents

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-Setting value isincreased and decreased with the right-arrow " "

and left-arrow " "buttons.

" ": Decrease, " ": Increase

-Adjust the setting value to minimize the flicker on the screen.

-Execute the adjustment by6patterns below.

-The pattern (adjustment display)isswitched with the up-arrow " "

and down-arrow " "buttons.

" ": Forward direction, " ": Reverse direction

-There are 6patterns of "DESKsetting (blue)", "DESKsetting (red)",

"DESKsetting (green)", "CEILING setting (blue)", "CEILING setting

(red)" and "CEILING setting (green)".

-The setting value issaved into thisprojector when the pattern is

switched.

5.3. Canceling the flicker adjustment mode

Press "MENU" button on the mainunit orremote control unit.

Note:

When"MENU" button is pressed, the setting value at that time is savedintothis projectorand

the adjustment mode is canceled.

6. Using the SERIAL Connector

The serial connectorwhichis on the back connectorpanel of the projectorconforms toRS-

232C standard. This projectorcanbe controlledbya PC whichis connectedas shownin"6.1.

Connection".

Forcontrolling this projectorbya PC, requires communication software on the market, and

inputs control commands according tocommunication settings and basic format below.

6.1. Connection

Note:

Use a propercommunication cable whichis suitable forthe PC toconnect the optional serial

adapter, whichis connectedwithSERIALconnectorof this projector, and the PC.

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