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Suzuki SZTV-22LED4 Service Manual
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Suzuki SZTV-22LED4 Service Manual

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SERVICE MANUAL
1. Caution....................................................................................
2. specification..............................................................................
3. Alignment Procedure..................................................................
4．Block diagram...........................................................................
5．Scheme Diagram .....................................................................
6. Troubleshooting........................................................................
This manual is the latest at the time of printing, and does not
include the modification which may be made after the printing, by
the constant improvement of product
SZTV-22LED4/3MS663M0T2A

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Summary of Contents for Suzuki SZTV-22LED4

  • Page 1 SERVICE MANUAL SZTV-22LED4/3MS663M0T2A 1. Caution………………………………………………………………………… 2. specification…………………………………………………………………… 3. Alignment Procedure………………………………………………………… 4．Block diagram………………………………………………………………… 5．Scheme Diagram …………………………………………………………… 6. Troubleshooting……………………………………………………………… This manual is the latest at the time of printing, and does not include the modification which may be made after the printing, by...
  • Page 2 SCHNEIDER ELECTRONICS GMBH-GERMANY 1. CAUTION CA UTION: Use of controls, adjustments or procedures other than those specified herein may result in hazardous radiation exposure. CA UT ION : T O RE DUCE TH E RIS K OF CA U T ION ELECTR ICA L SHOCK, DO NOT RE MOVE COVER (OR BACK).
  • Page 3 SCHNEIDER ELECTRONICS GMBH-GERMANY IMPORTANT SAFETY INSTRUCTIONS CAUTION: Read all of these instructions. Sa ve these instructions for later use . Follo w all W arnings and Instructions marked on the audio equipment. 1. Read Instructions-All the safety and operating instructionsshouldbe read before the productis operated. 2.
  • Page 4 PROTECTION AND LOCATION OF YOUR SET Do not use this television set near water ... for example, near a bathtub, washbowl, kitchen sink, or laundry tub, in a wet basement, or near a swimming pool, etc. Never expose the set to rain or water. If the set has been exposed to rain or water, unplug the set from the wall outlet and refer servicing to qualified service personnel.
  • Page 5 SCHNEIDER ELECTRONICS GMBH-GERMANY OPERATION OF YOUR SET 18. This television set should be operated only from the type of power source indicated on the marking label.If you are not sure of the type of power supply at your home, consult your television dealer or local power company. For television sets designed to operate from battery power, refer to the operating instructions.
  • Page 6 LCD TV SPECIFICATION RELEASE Version: V1.0 Issued Date: 2019.04.19 Model: 22D1200 FHD MS3663 DVB-T2/T/C Brand: Model No.: FORM VERSION: V1 PICTURE Panel Size (inch) 22" Category LCD TV Aspect Ratio 16:9 Color Temperature Cold/Normal/Warm SIGNAL FORMAT CAPABILITY Backlight Adjustable Component Video Format Scaler Mode Auto/4:3/16:9/Zoom1/Zoom2 DVI Video Format...
  • Page 7 CV3663 MACHINE DEBUG SOP 一、Introduction： CV3663 simulate machine including 2 HDMI port、 2 USB2.0 port、 2 tuner port、 1 AVOUT port、 1 VGA port、 1 SPDIF port、 2 AV port（including 1 Mini AV port） ， terminal is rich， can satisfy most of customers. Attention：...

  • Page 8: White Balance

    4-WHITE BALANCE White balance data adjustment (detailed below) 5-SHOP INIT Reset before leaving the factory. After confirming OK, all factory information is cleared, the user cannot enter the factory menu 6-NVM Reset System initialization, back to the initial value, it does not clear white balance and ADC data.( only for research and development,...
  • Page 9 below the menu before calibration. After selecting the ADC Tune item, press the left and right arrow keys to automatically calibrate the current tone. Test source ADC. “Pass” is displayed when the calibration is successful, uncorrected/calibrated "Fail" is displayed when it is failing. R-GAIN 1024 R channel gain,...
  • Page 10 and 0-255 is adjustable White Balance function: Color temperature debugging (LCD reference color coordinates: X=280, Y=290) Option CV3663 Function Function (OK) Default value Description Source Depending on the Current debugging state before source entering (HDMI needs debugging, other sources do not need to be debugged) TEMPERATURE...
  • Page 11 adjustable, must not be changed after automatic commissioning COPY ALL Copy current HDMI channel debug data to all other channels 三、R&D design menu Note: The R&D menu is for R&D and debugging only. Please do not change it at will. 1.
  • Page 12 description, please do not adjust ) 7-Hotel Menu Hotel menu (for after- sales and R&D use, please do not adjust) 8-Reset ALL System initialization, back to the initial value 2.1、 Shop Setting 设置： Option CV3663 Function Description Function Default value (OK) 1-Picture mode standard...
  • Page 13 information is not saved On: After the external u disk, the serial port print information is saved in the u disk. 9-Advanced Advanced setup options, debug PQ Setting registers, factory frequency points and DTV import and export data to the u disk 2.2.1．Advanced Setting Option CV3663...
  • Page 14 2.4.1 Curving Setting Option CV3663 Function Description Function Default value (OK) 1-Mode Channel selection adjustment 2-Brightness Brightness curve adjustment, Curve independent adjustment in five segments 3-Contrast Curve Contrast curve adjustment, independent adjustment in five segments 4-Saturation Saturation curve adjustment, Curve independent adjustment in five segments 5-Hue Curve...
  • Page 15 CV3663 Software Upgrade SOP AC Power on Upgrade Using AC power upgrade must be putting the CV3663.bin in the root directory of the USB flash disk; insert the USB flash disk and press on the key power of the keyboard plate , then AC power, the LED will flicking until upgrade success.

  • Page 16: Enter Service Mode

    Mode->User->contrast， press"9735"of RC get into the Factory Mode, than chose USB Update->Main Upgrade, click OK, TV starts to upgrade. Enter service mode MENU->Setting->Picture->Picture Mode->User->contrast ， press"9735", you can go to the factory menu where you can choose the menu you want to enter.
  • Page 17 SPEARK 30PIN DIP 30PIN FFC 51PIN FFC 2*8R*8W 8M FLASH CLASS D RDA3118e 3663 USB2.0 HDMI COAX PCMCIA EarPhone Mini_AV IN F‐RF IEC‐RF Title Title Title CV3663LL-A24 CV3663LL-A24 CV3663LL-A24 Size Size Size Document Number Document Number Document Number BLOCK DIAGRAM BLOCK DIAGRAM BLOCK DIAGRAM Date: Date: Date: Monday, July 23, 2018 Monday, July 23, 2018 Monday, July 23, 2018 Sheet...

  • Page 18: Power Tree

    POWER TREE 5V_SW 3.3V_TUNER 1220mA SY6280 1117_3.3 TUNER R842：220mA 220mA +5V_STB 5815：155mA PWR_ON/OFF 1027mA JW5060T 5V_USB 12V_EN 1000mA 1.5V_DDR 150mA DC2DC 1A 3663 1.5V 430mA PWR_ON/OFF 1.1V_VDDC TLV62569 500mA 3663 1.1V 2000mA 5V_EN 3.3V_STB 1117_3.3 3663 3.3V 350mA +12VU 350mA GV3407 PANEL-ON/OFF VCC_PANEL 1000mA GV3407 PANEL 1000mA PANEL-ON/OFF...
  • Page 19 +12V_STB TO +5V_STB +5V_STB TO +1.15V_VDDC 100nF/16V +5V_STB TP1 +5V_STB +5V_STB TP2 +1.15V_VDDC +1.15V_VDDC +12V_STB 12VU UD2 TLV62569 UD1 JW5060T VBST 4.7uH/3.1A 2.2uH/2.2A CD33 100K RD15 CD35 RD12 100K 68K_1% 47pF/50V CD10 CD11 CD12 10K_1% CD13 CD14 CD15 CD16 RD13 CD36 CD37 10uF/6.3V 10uF/6.3V 10uF/6.3V 10uF/6.3V 100nF/16V...
  • Page 20 +1.15V_VDDC AVDDL_DVI DVDD_DDR +1.15V_VDDC VDDC 100nF/16V 100nF/16V 100nF/16V 100nF/16V 100nF/16V 10uF/6.3V 1uF/6.3V 1uF/6.3V 100nF/16V RD14 100K PWR-ON/OFF PWR_ON/OFF +5V_STB RXCN_B VBL-CTRL VBL_CTRL VDDC +3.3V_STB RXCP_B AVDDL_MOD/VDDC PWR_ON/OFF 4K7x4 RX0N_B PWR_ON/OFF VBL_CTRL +3.3V_STB RX0P_B VBL_CTRL AMP-MUTE AMP-MUTE AMP_MUTE RX1N_B GPIO18 PANEL_ON/OFF PANEL-ON/OFF RX1P_B PANEL_ON/OFF...
  • Page 21 LVDS POWER LVDS VCC-Panel FFC_30PIN J17 FFC_30PIN TPL29 PANEL-VCC VCC3 VCC3 TPL30 PANEL-VCC VCC2 VCC2 VCC1 VCC1 SDA_PD SCL_PD RXE3+ NC/100nF/16V RXE3- GND6 GND6 RXE3+ TPL31 RXE3+ RXE3+ RXE3+ RXE3+ RXE3- TPL32 RXE3- RXEC+ RXE3- RXE3- RXE3- RXEC+ TPL33 RXEC+ RXEC- RXEC+ RXEC+ RXEC+...
  • Page 22 KEY & IR & LED BACKLIGHT +5V_STB +3.3V_STB TPL11 TPL12 TPL13 TPL14 TPL15 TPL69 TPL68 +12V_STB 3.3V 100R BL-ON/OFF PB-ON/OFF +12V +12V 3.3V 3.3V_IR 100R BL-ON/OFF IRIN ON/OFF VBL-CTRL BL-ADJUST LED-R NC/PH-2A 3904 100nF/16V KEY-1 L  : OFF HY-5A H : ON test6-2mm 33pF/50V +5V_STB +3.3V_STB +3.3V_STB +12V_STB 100R BL-ADJUST PB-ADJUST...
  • Page 23 USB POWER TPL5 TPL6 TPL9 TPL4 +5V_USB USB-DM USB-DP 5V-USB +5V_USB USB3_0-H VBUS USB0_DM USB0_DP TPL7 TPL8 STDA_SSRX- STDA_SSRX+ GND_DRAIN UART-TX STDA_SSTX- UART-RX STDA_SSTX+ SHELL1 C137 C138 220uF/16V 100nF/16V SHELL2 HDMI1 CEC & ARC OFF LINE HDMI HDMI0_RX2P DATA2+ HDMI0/5V DATA2_SHIELD DATA2- HDMI0_RX2N HDMI0/5V HDMI0_RX1P DATA1+ HDMI-ARC...
  • Page 24 TUNER-T/T2 T2_3V3 ON BOARD-T/T2 100nF/16V ON BOARD-T/T2 CDT-9NT372-RF01 ON BOARD-T/T2 ON BOARD-T/T2 CAN-T/T2 ON BOARD-T/T2 GND5 T2_3V3 TPL51 3.3V T2_3V3 3.3V 120pF/50V M-SCL TPL52 SCL RF_IN 100pF/50V 100nF/16V RFIN AVDD1 6.8nH 270nH ON BOARD-T/T2 M-SDA TPL53 SDA ON BOARD-T/T2 FB1K/200mA RF_bias ON BOARD-T/T2 RF_JACK...
  • Page 25 TUNER-S/S2 S2_3V3 S2_3V3 ON BOARD-S/S2 ON BOARD-S/S2 ON BOARD-S/S2 ON BOARD-S/S2 ON BOARD-S/S2 ON BOARD-S/S2 ON BOARD-S/S2 ON BOARD-S/S2 CDT-9NS161-RD41 LNB_POWER CAN-S/S2 TPL58 LNB POWER LNB_POWER 2.2pF/50V 2.7pF/50V TPL59 3.3V RFIP S2_3V3 100nF/16V BBQP BBQP IFAGC_S1 TPL60 AGC RF_JACK_THREAD 100nF/16V BBQN BBQN ON BOARD-S/S2...
  • Page 26 PCMCIA PCMCIA POWER & CARD DETECT +5V_USB PCMCIA SOKET TS1_CLK_1 PCM_D0 TS1_VLD PCM_D1 TS1_VLD TS1_SYNC PCM_D2 TS1_SYNC +5V_USB +5V_PCMCIA TS1_D0 PCM_D3 TS1_D1 PCM_D4 TS1_D2 PCM_D5 TS1_D3 PCM_D6 TS1_D4 PCM_D7 TS1_D5 PCM_CD1_N TS1_D6 TS1_D7 PCM_A0 C121 C122 PCM_CD2_N PCM_CD_N PCM_A1 TS0_CLK PCM_A2 TS0_VLD PCM_A3 R100 C123 TS0_SYNC PCM_A4...
  • Page 27 AD5205D 1nF/50V MUTE 100nF/16V TPL17 TPL16 TPL18 TPL19 PVCC1 LOUT+ LOUT- ROUT- ROUT+ +12V_AMP FAULT PVCC2 AMP-LP AMP-INL AMP-LP 220nF/16V 220nF/16V FBA1 FB1K/1.5A 磁珠滤波 AMP_L+ AMP_L+ LINP BSN2 LOUT+ AMP_L- LOUT- AMP_R- AMP-LN 220nF/16V 3.3nF/50V LINN OUTN2 ROUT- 22UH/1.11A AMP_R+ 电感滤波...
  • Page 28 100K/1206 100K/1206 100K/1206 100K/1206 PR15 100K/1206 PR12 100K/1206 TP83 TP81 PTH1 PC31 4.7nF/1KV PHS1 2.5R TP84 PC30 TT308 TT308 68uF/450V 47uF/450V 4.7nF/400V DG-217 PCON1 1.2M 1.2M PCY1 680pF/400V PVR1 DG-085 25X30 PCX1 10D561K/NC 470nF/310V 12VU 2P/7.92H <FUNCTION> <FUNCTION> PLF1 PR10 1.2M 1.2M PCY2...

  • Page 29: Trouble Shooting Diagram

    Trouble shooting diagram Terms: Terms: IR: Infrared Receiver RC: Remote Control IR logic: IR blink with RC action IR logic: IR blink with RC action LVDS: Low Voltage 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 LB: LED (Light Emitting Diode) Bar, light source for BL module...
  • Page 30 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 31 2.No Display / Black Panel Back light is OK, sound is OK, but no picture.
  • Page 32 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 33 4.No sound One or all signal source without sound. ll i...
  • Page 34 5.Signal source no function One or several source no function. One or several source no function.
  • Page 35 6.Abnormal Display OSD NG or picture NG. OSD NG or picture NG.
  • Page 36 7.No tuning channels DTV or ATV no Channels DTV or ATV no Channels...
  • Page 37 8.P mode on and burning mode Picture Factory mode on(flash words) changing Burning P mode on mode Press Return Press Menu/ Input/ key on remote Source switch on TV control key pad Appear factory menu on screen Quit burning mode Follow the alignment ...

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