Hisense L9HE Series Service Manual
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Hisense L9HE Series Service Manual

Hisense L9HE Series Service Manual

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Summary of Contents for Hisense L9HE Series

  • Page 1 L9HE series service manual...

  • Page 2: Table Of Contents

    contents 1. Important Safety Information ............. 3 1.1 Precautions ....... Erreur ! Signet non défini. 1.2 Warning ........Erreur ! Signet non défini. 1.3 Notes ........Erreur ! Signet non défini. 2. Unit and External Ports ............. 5 4. Power board PIN list ..............6 5.

  • Page 3: Important Safety Information

    1. Important Safety Information...

  • Page 5: Unit And External Ports

    2. Unit and External Ports...

  • Page 6: Power Board Pin List

    3. List of circuit boards NO. Part Part Display board (including software) Indicator lamp Panel Assembly Main Board (including software) Fan conversion Board Power Board IR Assembly Key board WIFI Board Right Eye Protection Board Left Eye Protection Board DMD Board 4.
  • Page 7 (3) Pins 11, 13, and 15 are the R, G, and B digital dimming pins that the display board outputs to the power supply board, and are square waves with a duty cycle. XP902...

  • Page 8: Factory/Service Osd Menu And Adjustment

    5. Factory/Service OSD Menu and Adjustment 5.1 How to enter the Factory Menu With user’s RC (1) Power TV on (2) Press button on the RC then call up “Menu” option. (3) Move and “ok “button on RC to select Setting-Sound-Speakers-Balance (4) On the Balance, input figure 1->9->6->9 in sequence on RC.

  • Page 9: Factory Osd Menu

    Note: It is important to remember that the hand fingers can’t shield the RC emitter diode. (5) Call up a “M” on the left-top of TV, then press button again, the Factory menu appear then (6) DC power off and DC power on the TV, which can exit Factory OSD. 5.2 Factory OSD Menu Factory OSD menu list: if you want to learn more about TV, you’d better read it but would not adjust the value please.
  • Page 10 5.2.2 Laser Options 5.2.3 Soft Version...
  • Page 11 5.2.4 Write keys Note: The Factory menu may be have difference for diverse marketand customer, above Factory menu only for reference. The factory menu data varies according to different sources. Incase changing the factory data by error, you can choose to “Clear all”, by which you can resume the default value.

  • Page 12: Software Upgrade Method

    (1) Select the item “Option”--“Clear all” in Factory mode (2) Press button to clear the EEPROM data (3) Laser TV restarts automatically 6. Software Upgrade Method Main software upgrade directly with USB 6.1 TV in user mode The main software can be upgraded with USB disk. 6.2 TV in factory mode TV is in factory mode, only AC power off TV and insert the USB disk, next AC power on, TV can identify automatically to update, till call up...
  • Page 13 Firgure-3: Installing Firgure-4: Software upgrade complete, TV automatically reboot.

  • Page 14: Troubleshooting

    7. Troubleshooting 7.1 Warning indicator light Failure Light Fault determination principle (1) If there is a shield in the air outlet / inlet (the distance between the left and right sides of the main engine is 20CM) or the ambient temperature is too high (not higher than 35°), --- remove the shield temperature / reduce the ambient temperature...

  • Page 15: Warning Display Board Light

    (2) DMD part is not installed in place/DMD failure/DMD board failure--- reassemble DMD/replace DMD/replace DMD board (3) The display board failure--- replace the display board (1) Check whether there is a problem with the connection cable from the display board to the TV board--- reinsert/replace the cable Communication (2) The display board failure ---replace the display board failure from the...
  • Page 16 7.3 Special operating procedure 7.3.1.EYE PROTECTION- Open by default, user can close a. Function: When a person approaches, a prompt box will pop up (countdown 5S). If the human is far away within 5 seconds, the prompt box will disappear and the light machine will not be turned off, otherwise the light machine will be turned off, and the light machine will be turned on automatically when the human body is far away;...

  • Page 17: Cleaning And Maintenance

    hours of operation, and the fan of the whole machine will run at high speed for 3 minutes. There is a prompt at the bottom of the screen during dust removal. b. Is it normal to watch the dust removal process→yes c.

This manual is also suitable for:

120l9ha

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