Kalley K-LED55UHDCT2 Page 38 Service Manual Download | Manualshive

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2.No Display / Black Panel
Back light is OK, sound is OK, but no picture.

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Summary of Contents for K-LED55UHDCT2

Page 1: ...tion 2 Specification 3 Alignment Procedure 4 Block diagram 5 Scheme Diagram 6 Troubleshooting SORGH GUDZLQJ This manual is the latest ZKHQ SULQWHG ZKLFK does not FRQWDLQ the modification printHG ODWHU...

Page 2: ...titute a risk of electric shock to the person The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instru...

Page 3: ...television set to impact of any kind Be particularly careful not to damage the picture tube surface 9 Unplug this television set from the wall outlet before cleaning Do not use liquid cleaners or aero...

Page 4: ...it size of grounding conductors location of antenna discharge unit connection to grounding electrode and requirements for the grounding electrode 15 2 Note to CATV system installer Only for the televi...

Page 5: ...durein youroperatinginstructions do not attempt any further adjustment Unplug the set and call your dealer or service technician 22 Whenever the television set is damaged or fails or a distinct change...

Page 6: ...DTV Life Time Typ 30 000hrs Subtitle Yes Only ATV Color 1 07B colors 10bit Parental Control Yes Refresh Rate 120Hz Sleep Timer Yes System Update Yes Hotel Mode Input Method Smart TV IME MHL Yes No Ce...

Page 7: ...333 Wireless Keyboard Wireless Mouse Game Controller Xuandong L1 mm 1245 Diagonal size cm 139 W1 mm 121 Slim Edge Design Up mm 12 2 H1 mm 717 Slim Edge Design Bottom mm 20 7 L2 mm 930 Slim Edge Design...

Page 8: ...1 Factory Test Alignment Specification FTAS for RT95 AP Series Version 1 0 PREPARED BY DATE 2014 04 02 APPROVED BY DATE...

Page 9: ...Accessing Way 8 3 2 Design Menu 8 3 3 Other Menu 9 3 4 Service Menu 9 3 5 Param Setting Menu 10 4 Test Alignment 11 4 1 Pre Conditions and Power Supply Check 11 4 2 Project ID Modification 11 4 3 Func...

Page 10: ...sable functions during manufacture such as White Balance Adjustment USB Upgrading etc while Design Menu includes ServiceMenu Shop Menu Hotel Menu Param Setting Other Setting etc Shop Setting menu cont...

Page 11: ...s Serial connector Multiplexing VGA IC Details Position Main program U802 Support online upgrade Mboot U802 Support online upgrade EEPROM U804 Note The software for U802 and U804 can be program using...

Page 12: ...Contrast item submenu Finally press 9 7 3 5 consecutively b When the Factory hotkey item of Factory Menu is enabled ON you can see the flashing Factory Captions Info on the lower left corner press Bac...

Page 13: ...On Mode STANDBY ON the set will power on after switching on power STB the set will remain standby status after switching on power Last the set will turn to the status in which it lies when last switch...

Page 14: ...nu we also provide a great deal of useful functions for specific applications in hotel White Balance Name Default Description Source ATV Press RCU left right key to change the TV source Color normal S...

Page 15: ...3 2 Design Menu Design Menu Name Default Description Design Mode hotkey OFF Design Menu shortcut button switch The item must be disabled OFF after production Factory menu Access to Factory Menu Other...

Page 16: ...t pattern and restarting TV is the only way to excit UartEnable OFF The switch of VGA serial port information The item must be disabled OFF after production DeviceID Show the device id of TV MAC Show...

Page 17: ...ettings in the menu Param setting Menu Name Default Description Sound Curve Exclusively used by R D Sound Setting Set sound mode balance sound scene etc Picture Curve Exclusively used by R D Picture S...

Page 18: ...elevant block diagram and circuit diagram and make sure that no serious issue or mistake can destroy the board For example the output of DC DC and LDO should not be shorted to ground Supply a suited v...

Page 19: ...ProjectID table for reference MODEL ProjectID Panel Name L40S4690FS 001 LVF400NEAL SJ9W00 L48S4690FS 002 LVF480ND2L CD9W04 L55S4690FS 003 LVF550ND2L CD9W00 4 3 Function Test Once the Project ID is cor...

Page 20: ...rev v3 9 LAN Test A rough LAN test can be done by connecting Ethernet to TV s RJ45 and check that IP subnet mask DNS addresses which are visible on Home Settings Network Setting Wired settings Auto G...

Page 21: ...up mode Other faster methods are available on above enclosed SIACP requirements rev v3 9 Appendix 2 Software Upgrade How to upgrade Mboot Connect the computer and mainboard VGA port by a serial port...

Page 22: ...that it can access the Internet through your local area network LAN using a wired or wireless connection Connecting to a wired network Attach the TV set to your LAN using cable in three ways Connecti...

Page 23: ...omaticity coordinate tolerance X Y X Y LCD cold 13000K 0 270 0 270 0 015 normal 10000K 0 280 0 290 warm 7500K 0 300 0 305 White balance adjustment takes the Normal color temperature of HDMI channel as...

Page 24: ...AK22_TX0N AL22_TX1P AM22_TX1N AK23_TX2P AM23_TX2N AL23_TX3P AK23_TX3N AK26_TX4P AM26_TX4N AL26_TX5P AK27_TX5N AK29_TX7P AM29_TX7N AL27_TX6P AK28_TX6N WIFI_ON T2_RESET LRCK I2SDA BCK MCK SCL SDA SCL_D7...

Page 25: ...mA 100mA 5721mA U101 U102 2805mA 100mA 50mA 300mA 80mA 430mA 2800mA 2800mA U103 40mA 120mA 500mA 414mA 1240mA UD60 840mA 400mA U605 U606 6445mA SWITCH SWITCH PMK50XP SWITCH 12VDC OUT MP2905A DC DC 12V...

Page 26: ...M_OUT P_DIM C106 0 01U KEY_IN 2V5 3V3 AMP_VCC 5V 1V15 5V 5V 3V3SB 3V3SB 24V_M 24V_M AU_AMP BL_ON_OUT POWER_ON_OUT R103 10K 3V3SB 3D_CTRL L101 220R L102 220R C107 220U 35V 1 2 3 4 5 P102 2 1 P103 KEY 3...

Page 27: ...TUN1_SDA TUN1_SCL TU_FAT SW_RF TU_3V3 RT20 33R RT21 10K 1K RT15 CT28 22P NC RT17 100R RT16 100R R205 100R CT23 0 1U TUNER_FAT TUNER_FAT 1K RT14 CT25 22P CT24 22P CT37 22P RM4 1K RM5 10K RM18 0R RM21...

Page 28: ...0S1BL NC RX1N TX1P NET_RX1N NET_RX1P NET_TX1P NET_TX1N 1 4 2 5 3 6 P301 1 2 P302 SPDIF_OUT AVOUT1_L_OUT NET_RXC C303 1U C304 1U R314 15K R316 15K R319 10K R320 10K C309 0 1U 0 1U C310 R322 1K C308 2U2...

Page 29: ...7 8 9 10 11 12 13 14 15 16 17 18 19 P400 MHL_SENSE R494 15K R479 15K MHL_IN R480 4K7 10K R483 NC AZ5013 01F D416 4 3 2 1 5 U401 G524 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 P401 NC AZ5013 01F...

Page 30: ...GETH_RTT GETH_MDIP0 GETH_MDIN0 GETH_MDIP1 GETH_MDIN1 GETH_MDIP2 GETH_MDIN2 GETH_MDIP3 GETH_MDIN3 RTC_XIN RTC_XOUT LSADC_REF LSADC_0 LSADC_1 LSADC_2 LSADC_4 LSADC_6 LSADC_7 ST_GP0 ST_GP1 ST_GP2 ST_GP3...

Page 31: ...8 RP635 22R 8 6 3 1 2 7 4 5 22R RP634 5 4 7 2 1 3 6 8 RP633 22R 8 6 3 1 2 7 4 5 22R RP632 5 4 7 2 1 3 6 8 RP631 22R 8 6 3 1 2 7 4 5 22R RP630 5 4 7 2 1 3 6 8 RP629 22R 8 6 3 1 2 7 4 5 22R RP601 8 6 3...

Page 32: ...6 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 11 10 9 8 7 6 5 4 3 2 1 12 UA01 TAS5707 C04A 15P NC C03A 15P NC C02A 15P NC C01A 15P NC C40A 0 1U C45A 1U C39A 1U 3V3A C05A 4U7 C...

Page 33: ...MC_CLK R807 4K7 NC 4K7 R825 R823 4K7 4K7 R821 R819 4K7 4K7 R817 R815 4K7 4K7 R813 R811 4K7 4K7 R809 EMC_RESET EMMC_CLK 10R R808 R805 10K EMMC_D6 EMMC_D5 R836 4K7 4K7 R835 E_WP R831 4K7 EMMC_D2 EMC_D2...

Page 34: ...DIF_OUT GPIO_J6 4K7 R925 R924 4K7 NC I2S_BCLK I2S_LRCK I2S_MCLK NAND_D3 TCON_WP_OUT LD_EN R936 0R NC 0R R935 NC R933 10K NC 10K R932 NC R931 10K NC R930 0R NC 10K R929 NC 10K R927 NC R926 10K NC R963...

Page 35: ..._2 TXE2 _2 TXE3 _2 TXE3 _2 R1014 100R R1015 100R HTPDN 0 1U C1011 0 1U C1010 0 1U C1009 0 1U C1001 100R R1031 NC 5V 3D_VSYNC 3D_FLAG 3D_VSYNC 3D_EN 3D_VSYNC 3D_FLAG LOCKN 3D_EN 3D_VSYNC 3D_FLAG 3V3 BT...

Page 36: ...ltage Differential Signal output from processor and input for panel O C Open Cell panel with source board BL Back Light light source for panel module g g f p LB LED Light Emitting Diode Bar light sour...

Page 37: ...1 No power No power LED RC or Key can not turn on TV Power LED no light no change No power LED RC or Key can not turn on TV Power LED no light no change...

Page 38: ...2 No Display Black Panel Back light is OK sound is OK but no picture...

Page 39: ...3 No back light Power LED logic OK sound OK but no picture Different from No Display Power LED logic OK sound OK but no picture Different from No Display...

Page 40: ...4 No sound O ll i l i h d One or all signal source without sound...

Page 41: ...5 Signal source no function One or several source no function One or several source no function...

Page 42: ...6 Abnormal Display OSD NG or picture NG OSD NG or picture NG...

Page 43: ...7 No tuning channels DTV or ATV no Channels DTV or ATV no Channels...

Page 44: ......

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