Philips 24PFS5242/12 Schematic

TPN17.3E

Chassis name Platform Model name

TPN17.3E LA NT72562T

24PFS5242/12

Published by Doris.zheng/SC 1738 Quality Subject to modification 3122 785 20540 2017

All rights reserved. Specifications are subject to change without notice. Trademarks are the property of Koninklijke Philips Electronics N.V. or their respective owners. TP Vision Netherlands B.V. reserves the right to change products at any time without being obliged to adjust earlier supplies accordingly. PHILIPS and the PHILIPS’ Shield Emblem are used under license from Koninklijke Philips Electronics N.V.

2017-Sep-22

1. Product inforamtion…….……………………………………………………………………………………3

2.Connections overview ..…..…..………………..……………………………………………………………5

3. Mechanical Instruction ……………….……………………………………………………………………. 6

Cable dressing (42" 5242 series)……………………………………………………………………………6 Assembly/Panel Removal ……………………………………………………………………………………7

4. Service Modes………….……………….………………….…………………………………………….….11

5. Software upgrading, Error Code and Panel Code……...……………………………………………..14

6. Circuit Descriptions…..…………………….………………………………………………………………19

7. IC Data Sheet ……...…………………………………………………………………………………….…..27

8. Circuit Diagrams ……………...…………………………………………………………………………….31

8.1 715G7734 PSU………………………………………………………………………..…………………31

8.2 715G8232 SSB………………………………………………………..…………………………………33

8.3 715G8009 IR/LED Panel………………………………………………………………………………..49

9. Styling Sheet……………….………………….……………………………………………………………..50

5242 series 24"……………………………………………………………..…………………………………50

Published by Doris.zheng/SC 1738 Quality Subject to modification 3122 785 20540 2017

2017-Sep-22

Product information

2. Connections Overview

NT72562

3. Mechanical Instructions

3.1 Cable Dressing

MAIN POWER SUPPLY

(1055)

Cable dressing (24" 5242 series)

3.2 Assembly/Panel Removal

3.2.1 Stand removal

1. Remove the fixation area [2] that locked from the clips [1] and the fixation area [4] that locked from the clips [3]. Refer .

to 3-1 for details.

2. Take the stand bracket out from the set

3-1 Stand removal

3.2.2 Rear Cover

Warning: Disconnect the mains power cord before removing the rear cover.

1. At the indicated areas [5] the cover is securd by clips. Be very careful with releasing those.

2. Gently lift the rear cover from the TV. Make sure that wires and cables are not damaged while lifting the rear cover from the set.

3-2 Rear cover removal

3.2.3 Speaker

Warning: Disconnect the mains power cord before removing the rear cover.

1. Remove the fixation screws [1] that secure the rear cover.

2. Release the connectors [2] and [3] that connect speake

3. Gently lift the Speaker from the TV. Make sure that wires and cables are not damaged while lifting the rear cover from the set.

Refer to 3-3 for details. with the SSB. Refer to 3-3 for details.

3.2.4 Small Signal Board (SSB)

Refer to 3-4 for details. Caution: it is mandatory to remount all different screws at their

original position during re-assembly. Failure to do so may result in damaging the SSB.

1. Release the clips from the LVDS connector that connect with the SSB[1].

3-3 Speaker removal

Caution: be careful, as these are very fragile connectors!

2. Unplug all other connectors [2] .

3. Remove all the fixation screws from the SSB [3].

4. The SSB can now be shifted from side connector cover, then lifted and taken out of the I/O bracket. Refer to 3-4 for details.

3-4 SSB removal

3.2.5 Power Supply Unit (PSU)

Caution: it is mandatory to remount all different screws at their original position during re-assembly. Failure to do so may result in damaging the PSU.

1. Gently unplug all connectors from the PSU.

2. Remove all fixation screws from the PSU.

3. The PSU can be taken out of the set now.

3.2.6 IR board Control Unit

Refer to 3-5 for details.

1. Remove the area clips [1] from the stand bracket, pull out the assy from the set. Refer to 3-5 for details.

2. Carefully Releas the cover secured by clips, then unplug the connector [2] from the IR/LED board. The IR/LED Board can now be lifted and taken out from the cover.

3-5 IR/LED Board removal

3.2.7 LCD Panel

Remove the SSB as described earlier. Remove the keyboard control panel as described earlier. Remove the stand bracket as described earlier. Remove the IR/LED as described earlier. Remove the fixations screws that fix the metal clamps to the front bezel. Take out those clamps. Remove all other metal parts not belonging to the panel. Lift the LCD Panel from the bezel. When defective, replace the whole unit.

4. Service Modes

4.1 Service Modes

The Service Mode feature is split into following parts: Service Alignment Mode (SAM). Factory Mode. Customer Service Mode (CSM).SAM and the Factory mode offer features, which can be used by the Service engineer to repair/align a TV set.

SAM and the Factory mode offer features, which can be used by the Service engineer to repair/align a TV set. Some features are: Make alignments (e.g. White Tone), reset the error buffer(SAM and Factory Mode). Display information (“SAM” indication in upper right corner of screen, error buffer, software version, operating hours,options and option codes, sub menus). The CSM is a Service Mode that can be enabled by the consumer. The CSM displays diagnosis information, which the customer can forward to the dealer or call centre. In CSM mode, “CSM”, is displayed in the top right corner of the screen. The information provided in CSM and the purpose of CSM is to: Increase the home repair hit rate. Decrease the number of nuisance calls. Solved customers’ problem without home visit. Note: For the new model range, a new remote control (RC) is used with some renamed buttons. This has an impact on the activation of the Service modes. For instance the old “MENU” button is now called “HOME” (or is indicated by a “house” icon).

4.2 Service Alignment Mode (SAM)

Purpose

To modify the NVM. To display/clear the error code buffer. To perform alignments.

Specifications

Operation hours counter (maximum five digits displayed). Software version, error codes, and option settings display. Error buffer clearing. Option settings. Software alignments (White Tone). NVM Editor. Set screen mode to full screen (all content is visible).

How to Activate SAM

To activate SAM, use one of the following methods: Press the following key sequence on the remote control transmitter: “062596”, directly followed by the “INFO/OK” button. Do not allow the display to time out between entries while keying the sequence. Or via ComPair. After entering SAM, the following items are displayed, with “SAM” in the upper right corner of the screen to indicate that the television is in Service Alignment Mode.

How to Navigate

In the SAM menu, select menu items with the UP/DOWN keys on the remote control transmitter. The selected item will be indicated. When not all menu items fit on the screen, use the UP/DOWN keys to display the next/previous menu items. With the “LEFT/RIGHT” keys, it is possible to: (De) activate the selected menu item. (De) activate the selected sub menu. Change the value of the selected menu item.

When you press the MENU button once while in top level SAM, the set will switch to the normal user menu (with the SAM mode still active in the background).

How to Store SAM Settings

To store the setti ngs changed in SAM mode (except the RGB Align settings), leave the top level SAM menu by using the POWER button on the remote control transmitter or the television set. The mentioned exceptions must be stored separately via the STORE button.

How to Exit SAM

Use one of the following methods: Switch the set to STANDBY by pressing the mains button on the remote control transmitter or the television set. Via a standard RC-transmitter, key in “00” sequence. Note: When the TV is switched “off” by a power interrupt while in SAM, the TV will show up in “normal operation mode” as soon as the power is supplied again. The error buffer will not be cleared.

SAM mode overview

4.3 Factory mode:

Purpose

To perform extended alignments.

Specifications

Displaying and or changing Panel ID information. Displaying and or changing Tuner ID information. Error buffer clearing. Various software alignment settings. Testpattern displaying. Public Broadcasting Service password Reset. etc.

How to Activate the Factory mode

To activate the Factory mode, use the following method: Press the following key sequence on the remote control transmitter: from the “menu/home” press “1999”, directly followed by the “Back/Return” button. Do not allow the display to time out between entries while keying the sequence. After entering the Factory mode, we can see many items displayed, use the UP/DOWN keys to display the next/previous menu items

How to Exit the Factory mode

Use one of the following methods:

Select EXIT_FACTORY from the menu and press the “OK” button. Note: When the TV is switched “off” by a power interrupt, or normal switch to “stand-by” while in the factory mode, the TV will show up in “normal operation mode” as soon as the power is supplied again. The error buffer will not be cleared.

4.4 Customer Service Mode (CSM)

Purpose

The Customer Service Mode shows error code s and information on the TVs operation settings.The call centre can instr uct the customer (by telephone) to enter CSM in order to identify the status of the set.This helps the call centre to diagnose problems and failures in the TV set before making a service call. The CSM is a read-only mode; therefore, modifications are not possible in this mode.

Specifications

Ignore “Service unfriendly modes”. Line number for every line (to make CSM language independent). Set the screen mode to full screen (all contents on screen is visible). After leaving the Customer Service Mode, the original settings are restored. Possibility to use “CH+” or “CH-” for channel surfing, or enter the specific channel number on the RC.

How to Activate CSM

To activate CSM, press the following key sequence on a standard remote control transmitter: “123654” (do not allow the display to time out between entries while keying the sequence). After entering the Customer Service Mode, the following items are displayed. use the Right/Left keys to display the next/previous menu items Note: Activation of the CSM is only possible if there is no (user) menu on the screen!

How to Navigate

By means of the “CURSOR-DOWN/UP” knob (or the scroll wheel) on the RC-transmitter, can be navigated through the menus.

How to Exit CSM

To exit CSM, use one of the following methods. Press the MENU/HOME button on the remote control transmitter. Press the POWER button on the remote control transmitter. Press the POWER button on the television set.

5. Software Upgrading, Error code and Panel Code

5.1 Software Upgrading

5.1.1. The following update is for .pkg file.

1. Rename the file to “upgrade_loader.pkg”

Prepare a USB memory.

3. Copy the software to USB flash disk(root directory).

4. Switch off the TV and Insert the USB memory stick that contains the software update files in one of the TV’s USB 2.0 ports. Note: It contains USB3.0 port, if connect on it, the software may can’t be detected.

5. Switch on the TV. The TV will detect the USB memory s tick automatically. Then a window jumps out as below

6. When the TV software is updated, the TV will turn on again automatically. Remove your USB flash drive.

7. We can enter in CSM or Factory mode to check the current software version.

5.1.2. The following update is for .upg file.

Step 1: Ready for F/W Upgrade

Prepare a USB memory.

2. Copy the software to USB flash disk(root directory). Note the version of this F/W before you change the software file name.

Step 2: F/W Upgrade

1. Plug the USB memory on the USB port on the side I/O port of TV (Please connect to USB 2.0 port, not recommend USB3.0 port)

AC on (Power plug)

3. TV will show message as below image, Press [Start] to detect the software automatically

3. Press [Start] to start software upgrade

4. Upgrade in progress

5. After software upgrade complete, select [Restart] to reboot TV.

Step 3: Check the SW version

1. After burning software, TV will restart

Press “Menu+1999+back”, enter Factory mode to check if the software version is correct

Caution: Please make sure that software upgrade is finished before unplug the USB and AC power!

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