Grundig COREMAX M1 PROJECT GM Service Manual Download

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COREMAX M1 PROJECT

GM CHASSIS

SERVICE MANUAL

Summary of Contents for COREMAX M1 PROJECT GM

Page 1: ...COREMAX M1 PROJECT GM CHASSIS SERVICE MANUAL...

Page 2: ...g 29 Displaying information 29 Audio language 29 Subtitles 29 Zap function 28 FUNCTIONING OF THE TV BASIC FUNCTIONS 30 In the Tools menu you can find the features below 30 Sleep timer 30 Zoom function...

Page 3: ...g for television channels from the cable provider automatically 62 Searching for television channels from the cable provider manually 62 Searching for digital terrestrial TV chan nels automatically 63...

Page 4: ...cture and back lights illuminated 87 Sound available but no picture and back lights not illuminated 89 No audio 91 SOFTWARE UPDATE 91 Updating TV Software by using USB memory 91 Updating software and...

Page 5: ...5 ENGLISH REVISION L ST Version Amendment Date Responsible Department 1 SEK draft published 27 07 2017 TV Design Application...

Page 6: ...same type brand size properties Do not use used and new batteries together Injuries caused by falling TV set Never place the TV set on an unstable surface The TV set may fall causing serious injury p...

Page 7: ...ucts 3W 6ohm 12V must be selected on 24 products 6W 6ohm 12 5V must be selected on 32 products 8W 6ohm 12 5V must be selected on 40 and 43 products and 8W 6ohm 24V must be selected on 50 products 7W...

Page 8: ...NO NO NO Integrated WiFi Bluetooth NO NO NO WiFi Ready NO NO NO Appstore download remove update move add favorite NO NO NO Inter ctive Cloud Dropbox NO NO NO DLNA NO NO NO ROVI Smart TV Guide Web EPG...

Page 9: ...le CI 1 3 Single DTS NO NO NO Dolby MS11 YES YES YES PVR OPTION OPTION OPTION MHL NO NO NO Dual Watch NO NO NO Panel stand by during music NO NO NO PIP NO NO NO Capture Share NO NO NO Gesture Control...

Page 10: ...s been imposed by the broadcaster 7 7 TV channel is transformed by the TV and saved to a USB external data medium You can recall and play saved programs from the archive While a recording is in progre...

Page 11: ...ll images Watching the same image for a long time on the screen may cause a still image remains feebly on the background Feeble image s on the background is originated from LCD LED technology and does...

Page 12: ...to 8K However since it is an efficient method and it particularly allows using the bandwidth effectively in DVB T2 broadcasts it is started to be used in FHD broadcasts as well With G7 chassis for th...

Page 13: ...1 Television 2 Stand 3 Remote control 4 Battery for remote control 5 Screws and installation instructions for the stand 6 User manual Optional accessories Easy to Use Remote Control Battery for Easy...

Page 14: ...cable TV network DVB C plug the antenna cable into ANT IN socket on the television set or 2c For analog stations plug the antenna cable into ANT IN socket on the television set Note 7 When connecting...

Page 15: ...ket You will need 7 A pair of scissors 7 A cross tip screwdriver Follow the installation instructions for the VESA bracket 1 Place the TV set in the film on a smooth surface with the screen facing dow...

Page 16: ...ic Out Optics sound output USB HDD USB Hard disk socket for external data medium and PVR function HDMI3 ARC HDMI socket audio video signal input HDMI HDMI2 HDMI socket audio video signal input HDMI SA...

Page 17: ...P use or to select Open Input Source Menu and confirm with V P Select source menu will be displayed 2 Use or to select the soure and confirm with V P Selected source will be displayed Inserting Batte...

Page 18: ...te Zapping function switches the menus back one menu level Opens the menu Displays information Opens Tools menu Switches between teletext and TV modes Opens the electronic TV guide Switches the televi...

Page 19: ...ttings language selection country selection user mode selection Station settings DVB S DVB T DVB C and analog channels Tuning television channels Depending on the type of the antenna connect ed you ca...

Page 20: ...sion for a demo presentation enhanced picture and sound settings are used in this mode Enhanced mode consumes more energy Select Stand or Wall mounted with V or Note 7 Choosing the location of the te...

Page 21: ...lue for the next page Note 7 Select Channel Type Press V or to select whether you want to scan only digital channels Digital only Analog channels Analog or both Digital Analog and press OK to select a...

Page 22: ...chan nels in the favorites list In Channel Editor press P to move the chan nel list to the next page press P to move it to the previous page To search by Channel name in the Channel Edi tor menu pres...

Page 23: ...t and select channels 1 In Channel Editor menu press red to select search mode 2 Use V or to select the first character of the channel name you want to search and press OK to confirm Repeat the input...

Page 24: ...channels will be displayed 4 Press EXIT to exit the Channel Editor menu Sorting the channels in channel editor In the channel editor you can sort the channels by various criteria for example as TV rad...

Page 25: ...annel is found with V or and press OK to confirm Select the channel s you want to delete with V or and highlight the chan nel by pressing OK Press yellow and select Remove from Fav with V or and confi...

Page 26: ...ntle blue hue giv ing the appearance of greater sharpness and improves the black level by setting it entirely to black from a specific shade of back This reduces visible grey values in the dark areas...

Page 27: ...ith V or and press OK to confirm 2 Select TV Location with V or 3 Select Stand or Wall mounted with or Stereo dual channel If the device receives two channel programs e g a film with the original soun...

Page 28: ...g or press blue and confirm with OK 7 For energy saving you can turn off the display in Radio mode please see COMFORT FUNCTIONS on page 70 Selecting a favorites list You can select channels from vario...

Page 29: ...wish to add to zap memory for example channel 1 BBC 1 and save with BACK 2 Change channels with 1 0 or V 3 You can now use BACK to switch between the saved channel in the example BBC1 and the channel...

Page 30: ...the tools menu with TOOLS 2 Select Picture Format with V or 3 Select the picture format with or and press OK to confirm 4 Press EXIT to end the settings Note 7You can choose one of the picture formats...

Page 31: ...tion section about the current program using OK Notes 7 The selected program can be stored if an external data medium is connected To do this press OK to switch to the details page press V or to selec...

Page 32: ...ss 6 As soon as the page is found the page number is displayed 2 Press 6 to switch to the teletext page Enlarging character size If you have difficulty reading the text on the screen you can double th...

Page 33: ...by PVR media player Some recorded files may not play correctly on USB Media Player Possible restrictions when using external data medium Depending on the broadcasting station you may experience variou...

Page 34: ...disk 1 Plug the external hard disk to USB HDD interface of the television or plug the memory stick into the USB1 inter face of the television Notes 7 USB1 port of the TV supports 500 mA current accord...

Page 35: ...them 1 In the Disk Management menu select Disk with V or and press OK to confirm 2 Select the external data medium with V or and press OK to confirm 3 Return with BACK or press EXIT to finish setting...

Page 36: ...shift will be stored in the external data medium In the Time shift mode you can only record as much as the free memory in the external data medium You can record approximately 60 minutes in the curren...

Page 37: ...rtly 2 Press 7 to end recording 3 Use or to select Yes or select No and press OK to cancel Notes 7 When recording is complete it will auto matically be stored in the external data medium 7 If you remo...

Page 38: ...end of 10 seconds the channel to be recorded will appear automatically 7 If the timer recording starts during play back playback will stop If you do not select Yes in the warning prompt recording will...

Page 39: ...s V or to select Start Date and use 1 0 buttons to enter the start date day month year 8 Press V or to select Start Time and use 1 0 buttons to enter the start time hour minutes 9 Press V or to select...

Page 40: ...4 Select Yes with or to confirm the deleting process or select Cancel and press OK to cancel 5 Press EXIT to finish the setting Playback Recorded programs started either manually or using the timer fu...

Page 41: ...cture Expert Group AAC indicates the Advanced Audio Coding and has been developed by MPEG AAC provides higher audio quality with the same data rate bit rate WMA Windows Media Audio is a compres sion s...

Page 42: ...ard disk must also be unplugged when the TV is turned off 7 You must not disconnect the USB Device from the TV while a file on the USB Device is being read by the TV 7 A bi directional data transfer a...

Page 43: ...a type 3 Name of the data medium 4 Folders in the data medium 5 Menu navigation USB OPERATION Settings in the USB set up menu Selecting the menu 1 Open the menu with MENU 2 Select Media Center with V...

Page 44: ...l be displayed 3 Select the external data medium with V or and press OK to confirm Media Player menu of the selected exter nal data medium will be displayed Note 7 If the content of the external data...

Page 45: ...ying functions Depending on the file formats used the follow ing additional functions are possible Selecting chapters in files only supported video files 1 During playing select the next chapter with...

Page 46: ...u can select the play back speed by pressing 3 or 4 2 Press 8 to resume playing Rotating a picture only picture files Pictures can be rotated by 90 1 During playback switch on the control panel with O...

Page 47: ...your external device e g DVD player your television will switch to the HDMI source that the external device is con nected to your television must be switched on Selecting the menu language When you se...

Page 48: ...is included in the menu as an option that can be selected in every device type Deck Control and Tuner Control options change depending on the external device connected 7 Apply trial and error method...

Page 49: ...rnal devices to depends depend on the sockets the external device is equipped with and the signals available 7 Note that with many external devices the resolution of the video signal must be adapted t...

Page 50: ...atellite receiver DVD player recorder set top box game con sole video recorder decoder 7 Video signal CVBS RGB 7 Audio signal stereo analog 7 Channel position SCART 1 Connect the AV S VHS COMPO NENT i...

Page 51: ...Audio Return Channel socket to the relevant socket on the HDMI ARC compliant Digital multichannel amplifier AV receiver with a standard HDMI cable digital audio signal or 2 Connect the Optic Out socke...

Page 52: ...tting USING EXTERNAL DEVICES Playing the audio signal with the Hi Fi system 1 Connect the socket U on the television and the corresponding socket on the Hi Fi system AV receiver using an adapter cable...

Page 53: ...from HDMI1 socket and only with a mobile device that supports MHL feature Connecting a mobile device 1 Connect the HDMI1 socket on your television with the corresponding socket of the mobile device by...

Page 54: ...elevision Note 7 To see which CA module is in the Com mon Interface slot go to CA Module submenu 7 When you insert a CA module into the CI slot on the television for the first time wait for a few minu...

Page 55: ...e with blue 8 Select the Channel Type Press V or to select whether you want to search for only digital channels Digital or only radio channels Radio or both Digital Radio and press OK to select and ma...

Page 56: ...nfirm with OK 6 Use V or to select the necessary elements Service Type Press or to select whether you want to search for only television channels DTV only radio channels Radio or both Radio TV Scan Ty...

Page 57: ...nding on the LNB type by using or DETAILED CHANNEL SETTINGS LNB selection Select only the required DiSEqC 1 0 or DiSEqC 1 1 option 9 Press blue to exit antenna settings 10 Select the Channel Type Pres...

Page 58: ...requency Low with V and enter the frequency with 1 0 as a five digit number Press green to confirm the selection LNB Selection Depending on the LNB number press or If only 1 LNB is used select 1 2 and...

Page 59: ...d in the following sec tion require significant expertise on satellite systems Consult your authorized dealer about this matter 1 Open the menu with MENU 2 Use V or to select Set tings and confirm wit...

Page 60: ...digital channels Digital or only radio channels Radio or both Digital Radio and press OK to select and mark or unmark the Digital and or Radio items 11 Select Scan Mode To select whether you want to...

Page 61: ...ID If scanning cannot be performed with the Quick option select Full All current channels will be tuned and stored in Full scanning This scanning process may take a long time This option is recommende...

Page 62: ...omatically 1 Open the menu with MENU 2 Use V or to select Set tings and confirm with OK 3 Select Source with or and press V to confirm 4 Press V to select Advanced and con firm with OK 5 Select Automa...

Page 63: ...played 8 Enter frequency 2 digit directly with 1 0 and confirm with Scanning will start The search is finished when the channels found appear in the list 9 Press EXIT to finish the setting Auto servic...

Page 64: ...r and press OK to remove the tick 7 Press Red to start searching Notes 7 If there is any preset channel a security query will appear Press OK to confirm the Yes option All of your channel and favorite...

Page 65: ...channels were stored with the auto channel search during the tuning of the television chan nels you can delete them You can also change or enter the name of a channel and skip a chan nel Selecting ch...

Page 66: ...ENGLISH 66 GENERAL OPERATING PRINCIPLE OF THE TV Block Diagram...

Page 67: ...ed as in our previous projects All of these have been transferred into the IC This integrated circuit must be checked if key data or boot software are considered faulty RAMs are used for the processes...

Page 68: ...BRI_ADJ is high 3 3 V maximum brightness level is reached This signal can be a square wave or a DC value accord ing to the panels using PWM dimming and DC dimming In Stand By only VCC_STB and STBC3V3...

Page 69: ...urning the TV on main IC switches on the system by reading the flash and turns on the power supply by switching the POWER_SW signal to high Then panel signals BRI_ADJ Sets back light brightness and VB...

Page 70: ...main IC supply IC104 Step Down converter IC SMD XC6222D151ER G IC104 is the Step down converter through which 1 5 V is obtained from MAIN3V3 or STBC3V3 Output of this IC is not active when TV is in st...

Page 71: ...7AC10MR GW IC105 is the DC DC converter through which 12V_PANEL is obtained from VCC It helps keep the output stable for 12 V Panel based on the changing values of VCC IC1000 LED Backlight Driver inte...

Page 72: ...r to the tuner in our chassis filters this carrier frequency from other frequencies and sends video and audio data on it to the demodulator after loading IF on inter frequency This DVB S2 compatible t...

Page 73: ...y defaults TV can be shipped to the customer after this setting Please note that any warning is not displayed or you do not have to exit the menu while Plug Play is getting activated You should be car...

Page 74: ...avail 7CEC This feature allows you to make an HDMI connection between your TV and DVD player satellite receiver or video recorder and control such equipment with the remote control of the television T...

Page 75: ...created on the TV to a USB stick or transfer a previously copied list to the TV from the USB stick My Satellite List allows you to copy the transponder list stored on the TV to a USB stick or transfe...

Page 76: ...menu is for information only it cannot be changed Approved Logos This refers to logos and approved countries that will be on the screen when SHOP MODE is selected in the product The tab includes Coun...

Page 77: ...tables be low and VTF of the product before delivery to the customer because the values in the tables below will take default values on software in accordance with the product size screen and feature...

Page 78: ...products 10W 8ohm 24V on 43 products It must be selected 3W 6ohm 12V on Lune 24 products 6W 6ohm 12 5V on 32 products 8W 6ohm 12 5V on 40 and 43 products 8W 6ohm 24V on 50 products It must be selected...

Page 79: ...f TNT HD Standard Off CanalReady Standard Off Fransat Standard Off MediaSet Standard Off Levira Standard Off Spain TDT Standard Off Stofa Standard Off EvoTV Standard Off Canal Digital Standard Off Cab...

Page 80: ...t Standard Off Digiturk Standard On Tivibu Standard Off Astra Fast Standard On Sky Standard On UPC Standard Off Fransat Standard Off Cable Ready Standard Off Canal Digital Standard Off Com Hem Standar...

Page 81: ...ENGLISH 81 CHASSIS DIAGRAMMATIC IMAGES Chassis DC Socket DC voltages...

Page 82: ...ENGLISH 82 CHASSIS DIAGRAMMATIC IMAGES...

Page 83: ...ENGLISH 83 CHASSIS DIAGRAMMATIC IMAGES Terrestrial tuner Satellite tuner...

Page 84: ...ENGLISH 84 CHASSIS DIAGRAMMATIC IMAGES USB...

Page 85: ...ing is present on S100 socket will be checked from pin 4 or 5 If 12V supply is not found on S100 socket although POWER_SW signal ex ists PSU should be replaced If POWER_SW signal is not available mai...

Page 86: ...ENGLISH 86 FAILURE ERROR ANALYSES...

Page 87: ...ctor on the chassis If the VBL_CTRL signal is 0V on the 13th pin it indicates that there is a problem originating from software or IC If the voltage measured on this pin is 0V for test purposes connec...

Page 88: ...ENGLISH 88 FAILURE ERROR ANALYSES...

Page 89: ...and at IC600 input the availability of AU_DAC2_L and AU_DAC2_R signals sent by main inte grated circuit should be checked If you cannot detect AU_DAC2_L and AU_DAC2_R signals at the IC600 input it mea...

Page 90: ...ENGLISH 90 FAILURE ERROR ANALYSES...

Page 91: ...7Plug USB into the TV press middle key of the joystick in products with joystick and plug in the TV 7Hold down the key until you see that code installation has started 7USB update logo will be shown...

Page 92: ...file here will be deleted and the file will be renamed as panel bin Panel folder contains panel software Panel file update is performed by using the P key of the TV or on the product with a joystick b...

Page 93: ...selected for port settings 7Window in the picture opens on the screen Port selection is performed and OK is pressed Thus program is started for printing Port to be selected in Teraterm during port se...

Page 94: ...channel you may set the hotel s own advertisement channel with hotel s videos or a channel advertising paid broad casts In customer mode it is not an error that TV is turned on at the same source and...

Page 95: ...rk Alliance is an interna tional agreement between manufacturers of consumer electronics IT hardware and mobile telephones The agreement aims to ensure per fect communication between IT devices in the...

Page 96: ...f 1 8 Gateway A gateway allows networks which may be based on completely different protocols to communicate with each other In the home area a combination of the router and the DSL modem are used as a...

Page 97: ...ake routing decisions Network name SSID The network name SSID service set identifier is the term used for the identification of a wire less network that is based on IEEE 802 11 Every wireless LAN has...

Page 98: ...tly from one another Security WEP WPA WEP wired equivalent privacy is the standard encryption algorithm for WLAN It controls both access to the network as well as ensuring the confidentiality and inte...

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