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Service Manual

COLOR TELEVISION

CHASSIS : CM-907/F

MODEL : DTC-29M5ME/MP/MT/MZ

DTC-29U1ME/MP/MT/MZ
DTC-29U5ME/MP/MT/MZ
KR29M5-ME/MP/MT/MZ

MODEL

TEXT

PIP

ME

O

O

MP

X

O

MT

O

X

MZ

X

X

MODEL OPTION LIST

S/M No : TCM907FEF0

Summary of Contents for DTC-29M5ME

Page 1: ...e Manual COLOR TELEVISION CHASSIS CM 907 F MODEL DTC 29M5ME MP MT MZ DTC 29U1ME MP MT MZ DTC 29U5ME MP MT MZ KR29M5 ME MP MT MZ MODEL TEXT PIP ME O O MP X O MT O X MZ X X MODEL OPTION LIST S M No TCM9...

Page 2: ...LIST 12 7 EACH MODEL PARTS LIST 19 8 SCHEMATIC DIAGRAM 20 9 PRINTED CIRCUIT BOARD 21 10 MECHANICAL EXPLODED VIEW AND PARTS LIST 24 11 IC DESCRIPTION 27 12 TROUBLE SHOOTING CHARTS 44 T TABLE OF CONTENT...

Page 3: ...mption NOMAL 130W FLAT 135W Sound Output Power 7W 7W VHF L IC1 S6CH 43 25MHz 140 25MHz Channel Coverage VHF H IC1 S36CH 147 25MHz 423 25MHz UHF S37 C57CH 431 25MHz 863 25MHz Tuning System FS Tuning Sy...

Page 4: ...en working on high voltage equipment 2 Always discharge the picture tube to avoid the shock harzard before removing the anode cap 3 Discharge the high potential of the picture tube before handling the...

Page 5: ...4 3 CIRCUIT BLOCK DIAGRAM...

Page 6: ...WTRAPEZ 36 3 39 66 41 CORNER 120 120 0 90 55 H BOW 143 140 3 277 2 HPARALL 2 2 0 20 10 ADJUSTDATA V LINEAR 3 5 2 1 3 S CORRECT 27 27 0 22 32 S7 PIP P H POS 29 33 33 P V POS 9 27 27 PR G BPeak 150 150...

Page 7: ...Swedish Czech German Spanish Italian Estonian EAST English Slovakian Hungarian Serbian Albanian Polish Turkian Rumanian RUSSIA English Russian Bulgaian Ukrainian Serbian Montenegro TEXT sel OFF PERSIA...

Page 8: ...mination High 70Cd LOW BEAM about 15Cd 5 2 3 Press the S8 key of SVC remocon to adjustment of Whit Balance X 0 288 Y 0 301 5 2 4 Memorize in Nitsuki after Adjustment of White Balance 5 3 Adjustment of...

Page 9: ...th Vol Up Down keys so that RETMA pattern may be symmetrical 6 5 The adjustment of Vertical Linearity 6 5 1 Receive PAL CROSSHATCH pattern signal of company PAL B 5CH 6 5 2 Fix adjustment of Vertical...

Page 10: ...ecause BRIGHT is set to rise 2 3 step 8 THE ADJUSTMENT OF PIP 8 1 Receive PAL RETMA pattern signal of company PAL B 2CH and Color Bar 8 2 Press the S7 KEY of SVC Remocon PIP Adjustment OSD wil be disp...

Page 11: ...llows Ch91 Sharpness 0 Skip red Move green Menu 2 Choice SERVICE MENU Pr Up Down 3 Enter SERVICE SUB MENU Vol Up Down S1 S2 S3 S4 S5 S6 S7 S8 S9 S11 RECALL S10 S12 MUTE POWER TV CATV ADD ERASE TV VIDE...

Page 12: ...28CH U 527 25 BG PAL 30 PAL 40CH W B U 623 25 AUTO W B 31 PAL 2CH RETMA VL 48 25 BG AUTO FOCUS V CENTER V SIZE V SLOPE H CENTER SCREEN 32 PAL 47CH C HATCH U 679 25 I AUTO CONVERGENCE ADJUSTMENT 33 PA...

Page 13: ...L D812 DRGP30J DIODE RGP30J D814 DRGP30J DIODE RGP30J DTC 29M5ME LOC PARTCODE PARTNAME DESCRIPTION REMARK DC01 DLH2PR5MHS LEDHOLDERAS LH 2P R 5M H3 F801 5F3GB6322L FUSE GLASS TUBE V S TL 6 3A 250VMF51...

Page 14: ...5923192S CONNWAFER YW025 06 STICK P502 485923172S CONNWAFER YW025 04 STICK P601 485923172S CONNWAFER YW025 04 STICK P602 485923182S CONNWAFER YW025 05 STICK P603 485923202S CONNWAFER YW025 07 STICK P6...

Page 15: ...3 TKTC3198Y TR KTC3198Y Q502 TKTA1266Y TR KTA1266Y TP Q503 TKTA1266Y TR KTA1266Y TP Q504 TKTA1266Y TR KTA1266Y TP Q505 TKTC3198Y TR KTC3198Y Q507 TKTA1266Y TR KTA1266Y TP Q508 TKTC3198Y TR KTC3198Y Q5...

Page 16: ...RECOPPER AWG221 0 65TINCOATING J015 85801065GY WIRECOPPER AWG221 0 65TINCOATING J016 85801065GY WIRECOPPER AWG221 0 65TINCOATING J017 85801065GY WIRECOPPER AWG221 0 65TINCOATING J018 85801065GY WIRECO...

Page 17: ...1 0 65TINCOATING J130 85801065GY WIRECOPPER AWG221 0 65TINCOATING J131 85801065GY WIRECOPPER AWG221 0 65TINCOATING J132 85801065GY WIRECOPPER AWG221 0 65TINCOATING J133 85801065GY WIRECOPPER AWG221 0...

Page 18: ...1 61KOHMJ R599 RD AZ361J RCARBONFILM 1 6360OHMJ LOC PARTCODE PARTNAME DESCRIPTION REMARK R603 RD AZ101J RCARBONFILM 1 6100OHMJ R604 RD AZ101J RCARBONFILM 1 6100OHMJ R605 RD AZ153J RCARBONFILM 1 615KO...

Page 19: ...LW 500 P502A 4850704S04 CONNECTOR YH025 04 YST025 ULW 400 P602A 4850705S12 CONNECTOR YH025 05 YST025 ULW 500 P603A 4850707S09 CONNECTOR YH025 07 YST025 ULW 500 LOC PARTCODE PARTNAME DESCRIPTION REMARK...

Page 20: ...64039L BSC29 0197 C408 C MYLAR 200V 0 62 MF 200V 0 39MF C405 C MYLAR 1 6KV 0 01MF 1 6KV 6900PF C406 C MYLAR 1 6KV 91200PF 1 6KV 8200PF R919 R M OXIDE FILM 2W 3 9 OHM 2W 3 6 OHM R429 R METAL FILM 2W 68...

Page 21: ...20 8 Schmetic Diagram...

Page 22: ...21 9 Printed Circuit Board CM 907...

Page 23: ...22 9 Printed Circuit Board CM 907F...

Page 24: ...23 9 Printed Circuit Board Union...

Page 25: ...TT2 TRS 4X16 MFZN BK 6 7178301212 SCREW TAPPTITE 4 TT2 WAS 3X12 MFZN BK 7 SPEAKER 2 8 7172401212 SCREW TAPPTITE 8 TT2 TRS 4X12 MFZN BK 9 CHASSIS 1 CN 321 10 4856215402 WASHER RUBBER 4 CR T2 0 11 4856...

Page 26: ...1 CN 793F 29 F 4856215402 4856015821 WASHER RUBBER SCREW CRT FIX 4 4 CR T2 0 SWRM SK5 L 35 4852163101 COVER BACK 1 1 HIPS GY 4851114003 SIDE AV PCB PANEL AV ASSY 1 1 CN 321 2326802 5934301 7178301212...

Page 27: ...5402 4856015821 WASHER RUBBER SCREW CRT FIX 4 4 CR T2 0 SWRM SK5 L 35 4852163101 COVER BACK 1 1 HIPS GY 4851114003 SIDE AV PCB PANEL AV ASSY 1 1 CN 321 2326802 5934301 7178301212 SCREW TAPTITE 2 TT2 W...

Page 28: ...chip TV processor family is given in Fig 1 1 on page 7 The VCT 38xxA B family offers a rich feature set cov ering the whole range of state of the art 50 60 Hz TV applications In comparison to the VCT...

Page 29: ...FETY P20 P21 P22 P23 SDA SCL RESQ XTAL2 XTAL1 GNDS VSUPS AOUT1 AOUT2 AIN1 AIN2 AIN3 XREF RRD GNDAB VSUPAB BOUT GOUT ROUT SVMOUT RSW2 RSW1 GNDM SENSE EW VERT VERTQ HFLB 1 2 3 4 5 6 7 8 9 10 11 12 13 14...

Page 30: ...put 14 GNDAF SUPPLY X Ground Analog Front end 15 VSUPAF SUPPLY X Supply Voltage Analog Front end 16 CBIN IN VRT Analog Component Cb Input 17 CIN1 IN VRT Analog Chroma 1 Input 18 CIN2 CRIN IN VRT Analo...

Page 31: ...Supply Voltage Analog Back end 46 GNDAB SUPPLY X Ground Analog Back end 47 VRD IN X DAC Reference 48 XREF IN X Regerence Input for RGB DACs 49 AIN3 IN GNDS Analog Audio 3Input 50 AIN2 IN GNDS Analog...

Page 32: ...HS luma signal is converted using the luma Video 1 AD converter The input signal must be AC coupled Pin 23 TEST Test Input Fig 6 5 This pin enables factory test modes For normal opera tion it must be...

Page 33: ...s line Pin 47 VRD DAC Reference Decoupling Fig 6 24 Via this pin the DAC reference voltage is decoupled by an external capacitor The DAC output currents depend on this voltage therefore a pull down tr...

Page 34: ...AF GNDAF To ADC Fig 6 11 Input pins CRIN CBIN VINx VERF N GNDAF VSUPAF P Fig 6 12 Output pin VOUT VREF VSUPAF SGND P VRT ADC Reference Fig 6 13 Supply pins VRT SGND VSUPS GNDS N Fig 6 6 Input Output p...

Page 35: ...Flyback Fig 6 20 Output pins VERT VERTQ VSUPAB GNDAB P P N VEWXR Fig 6 21 Output pin EW GNDAB N Fig 6 22 Output pins RSW1 RSW2 GNDD N Fig 6 16 put pins HOUT GNDAB VSUPAB VREF Fig 6 17 Input pins SAFET...

Page 36: ...put pins VB0 VB7 VBCLK N P VSUP ADB GND ADB Fig 6 29 Outpin pins ADB0 ADB18 OE1 OE2 WE1 WE2 VRD int ref voltage ref current VSUP AB GND AB XREF Fig 6 24 Supply pins XREF VRD 40 k 2 5V GND AB Fig 6 25...

Page 37: ...IPTION TDA8946J VCC1 VCC 10 11 12 9 IN2 TDA8946J IN2 MODE SVR STANDBY MUTE LOGIC 3 16 IN1 IN1 8 6 1 4 17 14 2 15 MBK929 OUT1 OUT1 OUT2 OUT2 GND2 GND1 SHORT CIRCUIT AND TEMPERATURE PROTECTION VCC2 1 Bl...

Page 38: ...und channel 1 Vcc1 3 supply voltage channel 1 OUT1 4 positive loudspeaker terminal 1 n c 5 not connected IN1 6 positive input 1 n c 7 not connected IN1 8 negative input 1 IN2 9 negative input 2 MODE 1...

Page 39: ...dBSTEPSFORBALANCEFACILITY INDEPENDENTMUTEFUNCTION ALLFUNCTIONSPROGRAMMABLEVIASE RIALBUS 2MONITOROUTPUT ONLYFORTDA7442 SDIP32 L IN2 L IN3 L IN4 MUXOUT L IN L N C MUXOUT R IN R BIN R 1 3 2 4 5 6 7 8 9 P...

Page 40: ...50K PS1 90Hz 100nF PS1 RPS1 SYMULATED MUSIC MUSIC SYMULATED OFF MIXING AMP LPF 9KHz EFFECT CONTROL MIXING AMP 1 2nF LP TREBLE R 5 6nF TREBLE L 100nF 5 6K 100nF BOUT L 100nF 100nF 5 6K BIN R BOUT R 79...

Page 41: ...PIN VOUT REF 25K VS D95AU309 20 A GND PIN TREBLE L TREBLE R 50K GND VS VREF D94AU200 20 A PIN L IN R IN L IN2 R IN2 L IN3 R IN3 L IN4 R IN4 20K VS D95AU336 20 A 20K GND 42K PIN CREF D94AU205 20 A GND...

Page 42: ...41 VS D95AU230 20 A GND PIN L OUT R OUT 45K VS D98AU949 20 A BASS RO BASS LO GND Bass PIN BASS LI BASS RI 45K VS D98AU950 20 A BASS LI BASS RI GND PIN BASS LO BASS RO IC DESCRIPTION TDA7442D...

Page 43: ...R DRIVE ADJUSTMENT FLASHOVER PROTECTION POWER DISSIPATION 3 5W ESD PROTECTED Tab connected to Pin8 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 BLUE FEEDBACK BLUE CATHODE CURRENT BLUE OUTPUT GREEN FEEDBACK GRE...

Page 44: ...this control is not used Pin 6 must be grounded 7 Red Output Output driving the red cathode Pin 7 is internally protected ahainst CRT arc discharges by a diode limiting the output voltage to VDD 8 Gro...

Page 45: ...K REPLACE ABNORMAL D802 D805 R803 CHECK REPLACE CHECK VCC I802 LTV 817C AT PIN 25 3 3V OF I501 NORMAL CHECK VOLTAGE AT PIN 1 OF I501 CHECK SIGNAL AT ST BY L PIN 59 60 OF I501 POWER ON H CHECK VOLTAGE...

Page 46: ...L NORMAL CHANGE INPUT MODE RF AV RF CHANGE SIGNAL CVBS OF TUNER CHECK SIGNAL AT PIN 35 33 OF I501 CHECK SIGNAL AT PIN 42 43 44 OF I501 CHECK VOLTAGE AT PIN 45 OF I501 CHECK REPLACE Q502 Q503 Q504 Q505...

Page 47: ...R CHECK SIGNAL AT ABNORMAL ABNORMAL 19TH PIN OF I501 NORMAL NORMAL CHANGE THE SYSTEM CHECK REPLACE PAL SECAM CVBS OF TUNER CHECK R G B SIGNAL 42 43 44TH OF I501 CHECK REPLACE Q502 Q503 Q504 Q505 CHECK...

Page 48: ...ABNORMAL ABNORMAL ABNORMAL CHANGE INPUT MODE CHECK REPLACE RF AV RF Q502 Q503 Q504 Q505 CHECK SIGNAL AT CHECK REPLACE CVBS OF TUNER SCL SDA B OF TUNER CHECK SIGNAL AT CHECK 12V 220V Line Heater Volta...

Page 49: ...REPLACE I301 CHECK REPLACE I501 CHECK REPLACE D410 D301 28V LINE 15V LINE CHECK 35TH PIN OF I501 CHECK VERTICAL INPUT Vin OF I301 CHECK VERTICAL OUTPUT Vout OF I301 CHECK REPLACE DY NORMAL NORMAL NOR...

Page 50: ...ABNORMAL ABNORMAL CHECK Speaker Connector Check Signal at Pin 6 12 of I602 Replade I602 Check Signal at Pin 29 30 I601 Check Replace R610 R611 R612 R613 C633 C634 Check Signal at Pin 2 5 of I601 Check...

Page 51: ...AV2 DVD1 DVD2 CHECK Signal of AV1 AV2 DVD1 DVD2 CHECK REPLACE I501 CHECK SIGNAL AT PIN 20 21 22 16 17 18 OF I501 CHECK SIGNAL AT PIN R G B 42 43 44 OF I501 ABNORMAL ABNORMAL NORMAL NORMAL NORMAL CHECK...

Page 52: ...NG CHARTS CHECK ABNORMAL BATTERY AND LED OF REMOCON NORMAL CHECK IR OF PREAMP AND VCC OF PREAMP IC IF01 NORMAL CHECK REPLACE 8TH PIN OF I501 ABNORMAL REPLACE PREAMP IC IF01 REPLACE BATTERY 8 REMOTE CO...

Page 53: ...PRINTED DATE Feb 2003...

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