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COLOR MONITOR
SERVICE MANUAL

CAUTION

BEFORE SERVICING THE UNIT, 
READ THE  SAFETY PRECAUTIONS IN THIS MANUAL.

CHASSIS NO. : CA-114
FACTORY MODEL : FS792G

MODEL: 17P4

Summary of Contents for 17P4

Page 1: ...COLOR MONITOR SERVICE MANUAL CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS NO CA 114 FACTORY MODEL FS792G MODEL 17P4 ...

Page 2: ...mage Size 310 x 230 mm 12 20 x 9 06 4 2 Display Color Full Colors 4 3 Display Resolution 1600 Dots x 1200Lines 4 4 Video Bandwidth 203MHz 5 ENVIRONMENT 5 1 Operating Temperature 5 C 40 C Ambient 5 2 Relative Humidity 10 85 Non condensing 5 3 Altitude 3 000 m 6 DIMENSIONS with TILT SWIVEL Width 415 0 mm 16 34 Depth 432 0 mm 17 00 Height 413 0 mm 16 25 7 WEIGHT with TILT SWIVEL Net Weight 18 kg 39 6...

Page 3: ...ed per the original design Soldering must be inspected for the cold solder joints frayed leads damaged insulation solder splashes or the sharp points Be sure to remove all foreign materials IMPLOSION PROTECTION All used display tubes are equipped with an integral implosion protection system but care should be taken to avoid damage and scratching during installation Use only same type display tubes...

Page 4: ...10 1 556 0 413 0 064 1 080 720 x 400 70Hz Yes MODE 1 31 469 31 778 25 422 6 356 0 636 3 813 1 907 59 9 16 683 15 253 1 430 0 318 0 064 1 048 640 x 480 60Hz Yes MODE 3 43 269 23 111 17 778 5 333 1 556 1 556 2 222 85 0 11 764 11 093 0 670 0 023 0 069 0 578 640 x 480 85Hz Yes MODE 7 80 8 12 375 9 103 3 272 0 284 1 422 1 565 99 9 10 011 9 504 0 507 0 025 0 037 0 445 1024 x 768 100Hz Yes MODE 8 79 976 ...

Page 5: ...de stand by suspend or power off mode its color changes to amber and if abnormal or damaging circuit turns out amber blink 3 SET Button This button to enter a selection in the on screen display 4 OSD Select Adjustment Use for selecting highlighting an OSD icon and adjusting level of the selected menu 5 OSD Button This button to enter or exit the on screen display OSD SET See Front Control Panel Po...

Page 6: ...CONTROL LOCATIONS 6 VR901 B Adjustment 191V Line VR801 High Voltage Adjustment 26kV ...

Page 7: ...WIRING DIAGRAM 7 DY Pin P702 P901 P201 P302 P303 P701 P401 Degaussing Coil P451 P453 DY Assembly Screw P303 Anode Cap P902 P902 ...

Page 8: ...BLOCK DIAGRAM 8 SIGNAL INPUT Power switch Circuit 191V 5V 80V Video control circuit KA3843 80V Main 80V Video TILT OSD POSITION ...

Page 9: ...e It s power consumption is below 8W When no horizontal and vertical sync signal input it s power consumption is below 3W When power switch off state it s power consumption is below 1W 5 X ray Protection This circuit detects the rectified DC voltage comes from the FBT pin 4 If the high voltage of the FBT reaches up to about 30kV abnormal state H V control IC802 detects It stops B voltage supplied ...

Page 10: ...7 Image Rotation Tilt Circuit This circuit corrects the tilt of the screen by supplying the image rotation signal to the tilt coil which is attached to the CDT near the deflection 18 Static Convergence Control Circuit This circuit corrects the convergence of the screen by supplying the convergence signal to the 4H STC coil which is attached to the CDT near the deflection 19 Moire Reduction Circuit...

Page 11: ...the IBM compatible PC 3 EEPROM ALL CLEAR Y Yes command Caution Do not run this procedure unless the EEPROM is changed All data in EEPROM mode data and color data will be erased 4 COMMAND PRESET START Y Yes command 5 DIST ADJ FOS ADJ command 6 Adjust H POSITION as arrow keys to center of the screen 7 Adjust H SIZE as arrow keys to 310 2mm 8 Adjust V POSITION as arrow keys to center of the screen 9 ...

Page 12: ...0 003 on the White Balance Meter with PC arrow keys 16 Adjust SUB CONTRAST command to 50 1FL of the raster luminance 17 Display color 15 0 full white patten at Mode 9 18 COLOR ADJ LUMINANCE ABL command 19 Adjust ABL to 34 1FL of the luminance 20 Exit from the program 6 Adjustment for Focus 1 Display H character in full screen at Mode 7 2 Adjust two Focus control on the FBT that focus should be the...

Page 13: ...ODE D901 TROUBLE IN FUSE F901 TROUBLE IN IC901 CHECK FUSE OK F901 CHECK D901 BRIDGE DIODE NO YES YES NO NO CHECK C905 VOLTAGE 145VDC at 110V input 310VDC at 220V input TROUBLE IN D924 D926 D922 D921 D920 TROUBLE IN Q912 Q913 Q915 Q914 IC905 IC904 YES NO CHECK D924 D926 D922 D921 D920 YES ...

Page 14: ...02 PIN 18 19 20 PIN 6 5V CHECK IC303 PIN 1 3 5 PIN10 12V PIN 6 80V TROUBLE IN P301 SIGNAL CABLE PC SIGNAL TROUBLE IN IC302 P302 TROUBLE IN IC303 TROUBLE IN CDT SOCKET NO YES NO NO YES YES CHECK R G B CATHODE VOLTAGE TROUBLE IN IC304 NO YES NO CHARACTER ...

Page 15: ... AT D924 D926 CATHODE 191V D923 CATHODE 80V IC904 OUT 12V D921 CATHODE 6 3V CHECK IC401 MICOM PIN 6 5V HIGH IC801 PIN 10 12V HIGH ROTATE SCREEN CONTROL KNOB TO CLOCKWISE or COUNTER CLOCKWIES TROUBLE IN IC401 MICOM IC801 TROUBLE IN CDT SOCKET BOARD TROUBLE IN PRIMARY CIRCUIT OF T901 TROUBLE IN P302 SIGNAL CABLE AMBER GREEN OK YES NO YES NO ...

Page 16: ...N NO V DEFLECTION ONE HORIZONTAL LINE CHECK IC601 Pin 2 15V CHECK IC601 PIN 4 12V TROUBLE IN T901 15V LINE TROUBLE IN T901 12V LINE TROUBLE IN IC601 V CIRCUIT NO NO YES YES CHECK IC801 PIN 12 SAWTOOTH WAVE TROUBLE IN IC801 NO YES ...

Page 17: ...DE TROUBLE IN X401 IC401 TROUBLE IN IC401 TROUBLE IN IC401 TROUBLE IN T901 or PC INPUT H V SYNC SIGNAL NO H V SYNC SIGNAL NO NO NO DPMS TABLE Mode Item NORMAL STAND BY SUSPEND OFF H V SYNC ON ON OFF ON ON OFF OFF OFF LED GREEN AMBER AMBER AMBER VIDEO NORMAL OFF 0V OFF 0V OFF 0V YES YES CHECK B LINE 12V 15V 80V 5V TROUBLE IN Q913 Q915 NO YES STAND BY SUSPEND DPMS OFF MODE FAILURE ...

Page 18: ...HECK IC401 PIN 6 5V CHECK Q920 COLLECTOR VOLTAGE 0 5V CHECK P901 CHECK RL901 TROUBLE IN IC401 MICOM TROUBLE IN D925 TROUBLE IN P901 TROUBLE IN RL901 TROUBLE IN TH901 DEGAUSSING COIL NO DEGAUSSING NO NO NO NO YES YES YES YES ...

Page 19: ...MES IN CHECK IC301 PIN 18 V PULSE COMES IN CHECK IC301 PIN 13 14 15 IS THERE ANY SIGNAL WHEN OPERATING FRONT CONTROL NO OSD TROUBLE IN IC302 TROUBLE IN P302 TROUBLE IN P302 TROUBLE IN IC301 IC401 YES YES YES NO NO NO CHECK IC301 PIN 4 5V TROUBLE IN P302 NO YES ...

Page 20: ... 20 EXPLODED VIEW 2 3 16 1 14 4 5 6 A B C 16 2 17 2 17 1 11 10 12 1 O S D S E T 7 13 15 9 8 ...

Page 21: ...G T032 B028B SCREW ASSY PHP 5 20 FZMY GW18 NEW TYPE COIL DEGAUSSING GET D COIL 0 5 130TS 1410 WITH PURITY FB770G PWB PCB ASSEMBLY SUB FS792G CONTROL TOTAL FUJITSU SIMENS KLFSED FBT FLY BACK TRANSFORMER FQM19A008 EB990G SAMSUNG 19 FILTER CIRC EMC 02MD1 LG1 DELTA BK WITH GND CABLE D SUB UL2990 9C 5 8 AT 1560MM GRAY 85964 FS792G DM METAL ASSY REAR KFB795C BRACKET FS792E MAIN SCREW PTP 4 20 FZMW SHIEL...

Page 22: ...ION SPECIFICATION C404 0CK2710K515 270P 50V K B TS C405 0CK2710K515 270P 50V K B TS C406 0CC0400K115 4P 50V D NP0 TS C407 0CC0400K115 4P 50V D NP0 TS C408 0CN1040K949 0 1M 50V Z F TA52 C409 0CK1040K945 0 1UF 50V Z F TR C410 0CK1040K945 0 1UF 50V Z F TR C417 0CK1040K945 0 1UF 50V Z F TR C418 0CN1040K949 0 1M 50V Z F TA52 C452 0CE106CK638 10UF SHL SD 50V M FM5 TP 5 C453 0CE106CK638 10UF SHL SD 50V M...

Page 23: ...7 250V TP7 5 S C903 0CK10101515 100PF 1KV K B TR C904 181 304V 393J 19 5 15 5 9 5 10 0 400V J DATE 2002 10 28 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C905 181 296F 330UF SMH 30 40 400V M VNSN C906 0CE475CN638 4 7UF SHL SD 100V M FM5 TP 5 C907 0CE336CK638 33UF SHL SD 50V M FM5 TP 5 C908 0CK1040K945 0 1UF 50V Z F TR C909 181 288T MKT 100V 223KTR PHS85223 C910 0CZZTFT001P ECQB1H153JM3 153J 50V ...

Page 24: ...W 1 D906 971 0016 TIN HDC 0 60H D907 0DS141489AB 1N4148 TP GRANDE DO 34 500MW 1 D908 0DS141489AB 1N4148 TP GRANDE DO 34 500MW 1 D909 0DS141489AB 1N4148 TP GRANDE DO 34 500MW 1 DATE 2002 10 28 S AL LOC NO PART NO DESCRIPTION SPECIFICATION D910 0DR153979AA 1N5397GP TP G I DO201AD 600V 1 D911 0DS141489AB 1N4148 TP GRANDE DO 34 500MW 1 D912 0DS141489AB 1N4148 TP GRANDE DO 34 500MW 1 D920 0DRSD00079A D...

Page 25: ...AB KSB564AC YTA TP SANSUNG TO92 P Q458 0TR320209AA KTC3202 Y KTC1959 TP KEC TO92 DATE 2002 10 28 S AL LOC NO PART NO DESCRIPTION SPECIFICATION Q459 0TR127009AA KTA1270 Y KTA562TM TP KEC TO9 Q611 0TR320709AA KTC3207 KTC2482 TP KEC TO92L Q701 0TR320509AB KTC3205 Y KTC2236A TP KEC TO9 Q704 0TFFN10003B INFINEON SPA07N60C3 ST TO220F Q705 0TR320209AA KTC3202 Y KTC1959 TP KEC TO92 Q706 0TR127009AA KTA127...

Page 26: ...2K 1 4W 3 5 TA52 R419 0RN4701F409 4 70K 1 6W 1 TA52 R420 0RD4701Q609 4 70K 1 4W 3 5 TA52 DATE 2002 10 28 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R421 0RD2001Q609 2K 1 4W 3 5 TA52 R422 0RD4701Q609 4 70K 1 4W 3 5 TA52 R423 0RD1000Q609 100 1 4W 3 5 TA52 R424 0RN2001F409 2K OHM 1 6 W 1 00 TA52 R425 0RD2001Q609 2K 1 4W 3 5 TA52 R426 0RD2001Q609 2K 1 4W 3 5 TA52 R427 0RD4701Q609 4 70K 1 4W 3 5 TA5...

Page 27: ...Q609 270K 1 4W 3 5 TA52 R824 0RN4700F409 470 1 6W 1 TA52 R825 0RN1002F409 10K 1 6W 1 TA52 DATE 2002 10 28 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R826 0RN1002F409 10K 1 6W 1 TA52 R827 0RN1002F409 10K 1 6W 1 TA52 R830 0RD1002Q609 10K 1 4W 3 5 TA52 R831 0RN1102F409 11K 1 6W 1 TA52 R835 0RD4700Q609 470 OHM 1 4 W 3 4 5 TA52 R836 0RD1002A609 10K OHM 1 2 W 7 0 5 TA52 R837 0RN1202F409 12K 1 6W 1 TA...

Page 28: ...J113 125 155J BFS2550A0FG SAMWHA 2 5 5 0MM A J313 0RD0152Q609 15 1 4W 3 5 TA52 J331 0RD0152Q609 15 1 4W 3 5 TA52 J332 0RD0152Q609 15 1 4W 3 5 TA52 J82 125 155J BFS2550A0FG SAMWHA 2 5 5 0MM A RL901 6920TBB006A DY3M DC12V DONGYANG 250VAC 5A RL902 141 039A JW2HN DC12V MATSUSHITA 250VAC SC301 6620TBD003A PCS701E PARK ELEC 10PIN 14 36 SC901 6200TJB001J 02MD1 LG1 DELTA BK WITH GND SG301 6918TAT005E MTAS...

Page 29: ...5 6 7 8 PWM OUT Vcc TIN Cosc Cagc POUT OVP UVP GND VREF DTC FB IN IN BO BI 16 15 14 13 12 11 10 9 PIN CONFIGURATION TOP VIEW Outlone P 16P4 FP 16P2S PIN NO Symbol PWM OUT Vcc TIN CAGC CAGC P OUT OVP UVP BI BO IN IN FB DTC VREF GND Functional Description Teerminal Number and The facillty 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 TDA8172 Vertical Deflection Output Circuit 1 7 7 6 5 4 3 2 1 NON INVERTIN...

Page 30: ...DA DDC SCL IIC SDA IIC SCL 30 31 SCHEMATIC DIAGRAM NOTICE Since this is a basic schematic diagram The value of components and some partial connection are sucject to be changed for improvement without notice ...

Page 31: ... 32 33 PRINTED CIRCUIT BOARD 3 MAIN BOARD Component Side 4 MAIN BOARD Solder Side 1 CONTROL BOARD Component Side 2 CONTROL BOARD Solder Side ...

Page 32: ...Nov 2002 P NO 3828TSO051B Printed in Korea ...

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