Samsung CI593CN8XXEU, Service Manual

Page 1: ...8XXEF CZ6844N8XXEC CZ6844N8XXEH COLOR TELEVISION RECEIVER CONTENTS Precautions Reference Information Specifications Alignment and Adjustments Troubleshooting Exploded Views and Parts List Electrical Parts List Block Diagrams Wiring Diagram Schematic Diagrams 1 2 3 4 5 6 7 8 9 10 ...

Page 2: ...ELECTRONICS Samsung Electronics Co Ltd MAY 2000 Printed in Korea 3KS3A 2801 ...

Page 3: ...rmer 4 2 Automatic Degaussing A degaussing coil is mounted around the picture tube so that external degaussing after moving the TV should be unnecessary But the receiver must be properly degaussed upon installation The degaussing coil operates for about 1 second after the power is switched ON If the set is moved or turned in a different direction the power should be OFF for at least 10 minutes If ...

Page 4: ...amic Focus Adjustment 1 A dynamic focus adjustment should be done after replacing the CRT PCB FBT or CRT 2 Input a crosshatch pattern 3 Enter STANDARD in video mode 4 Turn the static focus VR fully clockwise maximum 5 Turn the dynamic focus VR fully counterclockwise maximum 6 Slowly turn the static focus VR counterclockwise Adjust until the vertical line in the middle of the screen has maximum cla...

Page 5: ...oshiba pattern 1 Select STANDARD from the menu 2 Input an 100 White pattern 3 Enter the Service Mode Refer to 4 8 Service Mode 4 Warm up the TV set at least for 30 minutes 5 Input a Toshiba pattern signal 6 Enter the Video Adjust1 Adjust Sub Contrast so that Y luminance becomes 40 ft 3 Use Red Drive and Blue Drive to adjust High Light x 290 y 300 Adjust Sub Bright so that Y luminance becomes 1 3ft...

Page 6: ...the cursor in the adjustment parameters Note When CRT CRT PCB FBT E 2 PROM sometimes MICOM is replaced the adjustment values should be controlled After the Service adjustment is completed Do not select Reset in the service mode menu After above procedure is done power is on initially and the Plug and Play will be operated PICTURE OFF PICTURE ON DISPLAY MENU MUTE PICTURE ON DISPLAY FACTORY 4 8 1 Se...

Page 7: ...5 0 255 0 255 20 20 20 20 20 20 20 20 Function Adjust Vertical Picture Position Adjust Vertical Picture Size Adjust Vertical Slope Correction Adjust Vertical S Correction Adjust Horizontal Picture Size Adjust Horizontal Trapeziod Adjust Horizontal Parabola Wave Adjust Horizontal Symmetry Adjust Horizontal Corner Adjust Horizontal Position Adjust Horizontal Parabola in Zoom Mode Adjust Horizontal P...

Page 8: ...lignment and Adjustments 4 6 Samsung Electronics 4 8 2 B SCREEN CHANGE I2C BUS GEOMETRIC ADJUSTMENT 9 H Symmetry 5 H Corner 8 H Trapizium 4 H Parabola 10 H Shift 6 V Amp 3 H EW 2 1 V Shift V Slope 7 V SC ...

Page 9: ...ff Level Adjust Blue Cutoff Level Adjust Red Output Gain Adjust Green Output Gain Adjust Blue Output Gain Adjust Brightness Level Adjust Contrast Level Adjust Color Level Adjust Tint Adjust Beam Control Limit Refer to Note 1 Adjust OSD TTX Contrast Refer to Table 1 Remark Low Light High Light Low Light High Light Not to be adjusted Initial Value 127 127 127 127 127 127 100 7 20 80 40 7 4 90 Note 1...

Page 10: ...lue 0 0 0 31 3 8 92 26 0 90 108 Function Black Stretch Threshold Black Stretch Tilt Position Black Stretch Amount Luma Peaking Filter Coring Noise Reduction off value Adjust Melody Volumn Level OSD TTX RGB Bright OSD TTX RGB Contrast Electronic High Tension Response Time Electronic High Tension Coefficient Vertical Set Up Time Remark Coring The Value of Center Frequency for the active bandwidth VS...

Page 11: ...peaker X Ray TTX To P Tilt Control Auto FM Txt Language Initial Value CW Off A2 NICAM 4 3 2Scart Dome Spk Off Off On On West Europe Function Select Video System Set the model without AV Key in front panel to on Depending on the sound IC IC601 Depending on CRT size Depending on External Jack Select OSD TTX Language Remark Depending on the Model ...

Page 12: ...ADC ADC I O I O I O I O I O I O PWM I O I O I O S D A 5 5 5 X Write Protect EEPROM SDA EEPROM SCL Bus Stop Main SDA Main SCL Sound Reset Video Reset VDD 2 5V GND VDD 3 3V CVBS Input VDD 2 5V GND AFT Scart1 Ident Scart2 Ident Key 1 H Sync V Sync Key 3 Key 2 X Ray Protect IR Input Stand By LED Time LED Tilt N C Power Sound Mute N C N C PX Y PX Y VDD 3 3V GND VDD 2 5V CORE OSD B OSD G OSD R VDD 2 5V ...

Page 13: ...t Vertical Sync Input Key3 Input Key2 Input X Ray Protection Remocon Signal Input LED Drive Output Red LED Drive Output Green PIN NO 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 FUNCTION I O I O I O I O I O I O I O I O Vdd GND Vdd CVBS Vdd GND ADC ADC ADC ADC HS VS I O I O I O I O I O I O ASSIGN Write Protect ROM SDA ROM SCL Bus Stop Main SDA Main SCL Sound Reset Video Rese...

Page 14: ... Power Tilt IN OUT Out In In Out Out Out Out Out In Out Out Out Out ACTIVE H L Low Low 6MHz 6MHz High Low PWM DESCRIPTION Activate Degausssing Coil Not Used Programmed Gound Level Analog Ground Not Used Programmed Gound Level Not Used Programmed Gound Level Micom Hardware Reset Crystal Oscillation Input Crystal Oscillation Output Analog Ground Analog B OSD TTX Output Red OSD TTX Output Green OSD T...

Page 15: ...TP01 TP02 TP07 TP03 TP06 TP08 TP09 TP10 TP05 TP04 10 Schematic Diagrams Samsung Electronics Schematic Diagrams 10 1 10 1 MAIN 1 TP07 TP08 TP09 TP10 TP01 TP02 TP03 TP04 TP05 TP06 Power Line Signal Line ...

Page 16: ...TP12 TP13 TP11 TP14 TP25 TP15 10 2 MAIN 2 Schematic Diagrams 10 2 Samsung Electronics Power Line Signal Line TP11 TP12 TP13 TP14 TP15 TP25 ...

Page 17: ...10 3 MAIN3 Samsung Electronics Schematic Diagrams 10 3 TP17 TP16 TP18 TP19 TP20 TP21 TP22 TP23 TP24 Power Line Signal Line TP22 TP23 TP24 TP16 TP17 TP18 TP19 TP20 TP21 ...

Page 18: ...10 4 MAIN 4 Schematic Diagrams 10 4 Samsung Electronics TP26 TP27 TP28 TP29 TP30 TP31 TP33 TP32 TP34 TP35 Power Line Signal Line TP32 TP33 TP34 TP35 TP26 TP27 TP28 TP29 TP30 TP31 ...

Page 19: ...10 5 DOUBLE FOCUS CONTROL Samsung Electronics Schematic Diagrams 10 5 CONTROL DOUBLE FOCUS Power Line Si l Li ...

Page 20: ...Schematic Diagrams 10 6 Samsung Electronics 10 6 CRT SIDE AV SIDE AV CRT Power Line Signal Line ...