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PTV3606
SERVICE MANUAL
COLOR TELEVISION RECEIVER
ORIGINAL
MFRÕS VERSION A
Design and specifications are subject to change without notice.
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PTV3606 SERVICE MANUAL COLOR TELEVISION RECEIVER ORIGINAL MFRÕS VERSION A Design and specifications are subject to change without notice.
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SERVICING NOTICES ON CHECKING 1. KEEP THE NOTICES 6. AVOID AN X-RAY As for the places which need special attentions, Safety is secured against an X-ray by consider- they are indicated with the labels or seals on the ing about the cathode-ray tube and the high cabinet, chassis and parts. Make sure to keep the voltage peripheral circuit, etc. indications and notices in the operation manual. Therefore, when repairing the high voltage pe- ripheral circuit, use the designated parts and 2. AVOID AN EL
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CONTENTS SERVICING NOTICES ON CHECKING .......................................................................................................... A1-1 HOW TO ORDER PARTS ............................................................................................................................... A1-1 IMPORTANT .................................................................................................................................................... A1-1 CONTENTS ........................
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GENERAL SPECIFICATIONS G-1 TV CRT CRT Size / Visual Size 14 inch / 335.4mmV System CRT Type Normal Deflection 90 degree Magnetic Field BV/BH +0.45G/0.18G Color System PAL Speaker 1Speaker Position Bottom Size 3 Inch Impedance 8 ohm Sound Output MAX 1.0 W 10%(Typical) 0.8 W PAL60Hz Yes G-2 Tuning Broadcasting System U.K. System I System Tuner and System 1Tuner Receive CH Destination UK Tuning System F-Synth Input Impedance VHF/UHF 75 ohm 21 - 69 CH Coverage Intermediate Pictu
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GENERAL SPECIFICATIONS Nicam ST No Tone 1/2 No Pin Code No AV Yes Skip Yes Channel Yes Hotel Lock No Sleep Timer Yes Sound Mute Yes G-8 OSD Language English French Spanish German Italian G-9 Clock and Sleep Timer Max Time 120 Min Timer Step 10 Min On/Off Timer Program(On Timer / Off Timer) No Wake Up Timer No Timer Back-up (at Power Off Mode) more than -- Min Sec G-10 Remote Unit RC-GE Control Glow in Dark Remocon No Format NEC Custom Co
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GENERAL SPECIFICATIONS VM Circuit No Full OSD No Unitext Yes Fastext No Top Text No Premiere No Comb Filter No Lines Auto CH Memory Yes Auto Set Up No Stable Sound No FBT Leak Test Protect No Hotel Lock No Power ON Memory Yes G-12 Accessories Owner's Manual Language English w/Guarantee Card No Remote Control Unit Yes Rod Antenna No Poles Pole Terminal type Loop Antenna Yes Terminal Din Type U/V Mixer No DC Car Cord (Center+) No Guarantee Card No Warning Sheet No Circuit Diagram No Ant
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GENERAL SPECIFICATIONS Content ---- Sets Material -- /-- Dimensions W x D x H(mm) -- x -- x -- Description of Origin No Gift Box Yes Material Double/Full Color Dimensions W x D x H(mm) 440 x 408 x 380 Design As per Buyer's Description of Origin No Natural Dropping At 1 Corner / 3 Edges Drop Test / 6 Surfaces Height (cm) 62 Container Stuffing 866 Sets/40' container G-17 Material Cabinet Cabinet Front PS 94V0 DECABROM Cabinet Rear PS 94V0
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DISASSEMBLY INSTRUCTIONS 3. After one side is removed, pull in the opposite direction to 1. REMOVAL OF ANODE CAP remove the other. Read the following NOTED items before starting work. NOTE After turning the power off there might still be a potential * Take care not to damage the Rubber Cap. voltage that is very dangerous. When removing the Anode Cap, make sure to discharge the Anode Cap's INSTALLATION potential voltage. 1. Clean the spot where the cap was located with a small Do not use pliers t
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DISASSEMBLY INSTRUCTIONS 3. When IC starts moving back and forth easily after 2.REMOVAL AND INSTALLATION OF desoldering completely, pickup the corner of the IC using FLAT PACKAGE IC a tweezers and remove the IC by moving with the IC desoldering machine. (Refer to Fig. 2-3.) REMOVAL NOTE 1. Put the Masking Tape (cotton tape) around the Flat Some ICs on the PCB are affixed with glue, so be Package IC to protect other parts from any damage. careful not to break or damage the foil of each IC (Refer
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DISASSEMBLY INSTRUCTIONS INSTALLATION 4. When bridge-soldering between terminals and/or the soldering amount are not enough, resolder using a Thin- 1. Take care of the polarity of new IC and then install the tip Soldering Iron. (Refer to Fig. 2-8.) new IC fitting on the printed circuit pattern. Then solder each lead on the diagonal positions of IC temporarily. (Refer to Fig. 2-5.) IC Thin-tip Soldering Iron Soldering Iron Fig. 2-8 5. Finally, confirm the soldering status on four sides of the Sol
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SERVICE MODE LIST This unit provided with the following SERVICE MODES so you can repair, examine and adjust easily. To enter the Service Mode, press both set key and remote control key for more than 2 seconds. Set Key Remocon Key Operations Reset the user setting items (PICTURE, VOLUME and LANGUAGE) to the initial state 0 VOL. (-) MIN for delivery. Initialization of the factory. VOL. (-) MIN 1 NOTE: Do not use this for the normal servicing. POWER ON total hours is displayed on the screen. Refer
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WHEN REPLACING EEPROM (MEMORY) IC If a service repair is undertaken where it has been required to change the MEMORY IC, the following steps should be taken to ensure correct data settings while making reference to TABLE 1. INI +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +A +B +C +D +E +F 00 00 --- 00 00 00 19 60 40 00 41 00 01 03 00 00 00 10 10 00 80 80 80 00 00 --- --- --- --- --- --- --- --- --- Table 1 1. Enter DATA SET mode by setting VOLUME to minimum. 2. While holding down VOLUME button on front cabinet
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ELECTRICAL ADJUSTMENTS 1. BEFORE MAKING ELECTRICAL 2. BASIC ADJUSTMENTS ADJUSTMENTS 2-1: AGC VOLTAGE Read and perform these adjustments when repairing the 1. Place the set with Aging Test for more than 15 minutes. circuits or replacing electrical parts or PCB assemblies. 2. Receive the UHF (63 ± 1dB). 3. Connect the digital voltmeter between the TP002 and CAUTION the (GND) of TU001. • Use an isolation transformer when performing any 4. Activate the adjustment mode display of Fig. 1-1 and service
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ELECTRICAL ADJUSTMENTS 2-7: HORIZONTAL POSITION 2-11: COLOR CENT 1. Receive the monoscope pattern. 1. Receive the color bar pattern. (RF Input) 2. Using the remote control, set the brightness and 2. Connect the oscilloscope to TP023. contrast to normal position. 3. Using the remote control, set the brightness, contrast 3. Activate the adjustment mode display of Fig. 1-1 and and color to normal position. press the channel button (08) on the remote control to 4. Activate the adjustment mode displa
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ELECTRICAL ADJUSTMENTS 2-14 : Confirmation of Fixed Value (Step No.) Please check if the fixed values of the each adjustment items are set correctly referring below. NO. FUNCTION RF AV 02 AGC GAIN 00 --- 04 R CUTOFF 00 --- 06 G CUTOFF 00 --- 07 B DRIVE 31 --- 10 V POSI 50/60 08 --- 18 BRIGHT MAX 37 37 19 BRIGHT MIN 10 10 20 TINT 32 32 21 SHARP 04 04 23 CONT MAX 50 50 24 CONT MIN 10 10 26 COLOR MAX 39 39 27 COLOR MIN 14 14 30 MB CUTPOFF 80 --- 31 CVBS OUT 16 --- 32 APR THR 04 --- 33 BELL 10 --- 3
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ELECTRICAL ADJUSTMENTS 3-3: STATIC CONVERGENCE 3. PURITY AND CONVERGENCE ADJUSTMENTS NOTE NOTE Adjust after performing adjustments in section 3-2. 1. Receive the crosshatch pattern from the color bar 1. Turn the unit on and let it warm up for at least 30 minutes before performing the following adjustments. generator. 2. Combine red and blue of the 3 color crosshatch pattern 2. Place the CRT surface facing east or west to reduce the on the center of the screen by adjusting the pair of terrestria
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CP802A CD802 TP003 TP002 CP802B ELECTRICAL ADJUSTMENTS 4. ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE (WIRING CONNECTION) CD803 J701 CP101 CP803A VR420 FB401 VR401 TU001 W812 CP401 CRT PCB CRT S501A S801B TP023 J801 CP806 CP803B CP1001 MAIN PCB AC IN SPEAKER D-5 R805 VR501
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BLOCK DIAGRAM J1001 HEADPHONE_JACK 2 TU001 CHROMA IC 3 SDA SCL IF AGC IC201 STV2246C 5 4 11 IC1001 AN7511 1 9 1 CH UP AUDIO_OUT 55 2 8 8 RF_AGC_OUT Q201 SP1001 CH DOWN FM_OUT 11 SOUND AMP 4 5 CF202 SPEAKER VIF PRE. AMP IC CVBSIN1 18 SAW FILTER 6 5 7 PIFIN2 VOL UP 4 MICON W/T.TEXT IC 1 IC101 OECF009A 6 INT_CVBS_OUT PIFIN1 13 VOL DOWN OSD_R 17 36 OSD_R XTAL1 40 3 A_MUTE OSD_G 16 35 OSD_G X601 OS101 56 KEY IN OSD_B OSD_B 15 34 4.433619MHz OSD_FB 37 OSD_BK 1 REMORT 18 1 MEMORY IC IC199 S-24
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R803 CP1001 R1011 SW104 SW103 SW102 SW101 OS101 R1010 W064 B1001 R112 W030 W016 W815 W015 W057 R1009 R809 D807 W033 FH501 F501 FH502 R811 R814 C501_2 SW501 R128 R129 C532 W053 D517 D603 D512 W041 D515 R524 W825 C528 D518 D521 D502 D108 IC502 R512 C517 D524 R510 IC504 R520 D606 D510 R503 W040 D522 B501 C521 W009 HS502 W066 R517 W051 W044 W052 R720 D511 C623 D513 C622 D507 C608 L202 W007 W047 R518 W038 CF202_1 R427 W069 R621 C423 W071 W060 C440 L401 W070 W812 R001 R002 R446 CP401 D403 L103 HS401 W
