TLV1085 SERVICE MANUAL COLOR TELEVISION/VIDEO CASSETTE RECORDER ORIGINAL MFR’S VERSION A Design and specifications are subject to change without notice.
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.
CONTENTS SERVICING NOTICES ON CHECKING ..................A1-1 HOW TO ORDER PARTS ......................A1-1 CONTENTS ..........................A2-1 GENERAL SPECIFICATIONS ....................A3-1~A3-4 DISASSEMBLY INSTRUCTIONS 1. REMOVAL OF MECHANICAL PARTS AND P. C. BOARDS ..........B1-1, B1-2 2. REMOVAL OF DECK PARTS ..................... B2-1~B2-5 3.
GENERAL SPECIFICATIONS G - 1 CRT Size / Visual Size 10 inch / 222.8mmV System CRT Type Normal Deflection degree Magnetic Field BV/BH +0.45G/0.18G Color System Speaker 1Speaker Position Side Size 3 inch Impedance 8 ohm Sound Output 1.2 W 10%(Typical) 0.8 W G - 2...
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GENERAL SPECIFICATIONS Timer Rec Set Channel Setup Auto Tuning Ch Mapping Ch Tuning Ch Allocation TV Setup On/Off Timer Set Picture Audio VCR Setup Auto Repeat On/Off System Select Scene Repeat System Setup Clock Set Yes (Calendar 24h) Language G-CODE(or SHOWVIEW or PLUSCODE)No. Entry Stereo/Audio Output Bilingal NICAM...
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GENERAL SPECIFICATIONS F.Fwd/Right Rew/Left Pause/Still Pause Stop/Down Rec/OTR Eject Counter Reset Speed Timer Rec TV Monitor TV Monitor /Rec Monitor Program Program /V+ Auto Tracking Auto Tracking /Reveal Menu Enter Enter/Hold Cancel/Ch Skip Cancel/Ch Skip/F-T-B Index Index /Sub Page Call Text/Mix/TV Sleep Timer Mute...
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GENERAL SPECIFICATIONS Dew/AHC Caution Sheet AC Plug Adapter Quick Set-up Sheet Battery UM size x pcs UM-4 x 2 pcs OEM Brand AC Cord AV Cord (2Pin-1Pin) 21pin-RCA Cable Registration Card PTB Sheet Anti-Theft Sheet Euro Warranty Information Sheet G - 1 5 Interface Switch Front...
DISASSEMBLY INSTRUCTIONS 1. REMOVAL OF MECHANICAL PARTS 1-3: TV/VCR BLOCK (Refer to Fig. 1-3) Remove the 2 screws 1. AND P.C. BOARDS Disconnect the following connectors: 1-1: BACK CABINET (Refer to Fig. 1-1) (CP351, CP401, CP403, CP501, CP4503 and CP4504). Remove the 4 screws 1.
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DISASSEMBLY INSTRUCTIONS 1-5: DECK SHIELD PLATE (Refer to Fig. 1-5) Remove the 2 screws 1. Remove the 4 screws 2. Remove the screw 3. Remove the Deck Shield Plate in the direction of arrow (A). Remove the screw 4. Remove the Shield Plate Bottom in the direction of arrow (B). Deck Chassis Deck Shield Plate Syscon PCB...
DISASSEMBLY INSTRUCTIONS 2. REMOVAL OF DECK PARTS NOTE When you install the Tape Guide L, install as shown in the 2-1: TOP BRACKET (Refer to Fig. 2-1) circle of Fig. 2-3-B. (Refer to Fig. 2-3-B) Remove the 2 screws 1. Slide the 2 supports 2 and remove the Top Bracket.
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DISASSEMBLY INSTRUCTIONS 2-6: LINK ASS'Y (Refer to Fig. 2-6) 2-9: TENSION ASS'Y (Refer to Fig. 2-9-A) Set the Link Ass'y to the Eject position. Move the Inclined S Ass'y to the back side. Remove the (A) side of the Link Ass'y first, then remove Remove the Tension Spring.
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DISASSEMBLY INSTRUCTIONS 2-11: S REEL/T REEL (Refer to Fig. 2-11) NOTE Remove the S Reel and T Reel. Do not touch the Pinch Roller. (Use gloves.) Remove the 2 Polyslider Washers 1. When you install the Pinch Roller Block, install as shown in the circle of Fig.
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DISASSEMBLY INSTRUCTIONS 2-15: AHC ASS'Y/CYLINDER UNIT ASS'Y (Refer to Fig. 2-15) Middle Gear Unlock the support 1 and remove the AHC Ass'y. E-Ring Remove the 3 screws 2. Remove the Cylinder Unit Ass'y. Main Cam NOTE Pinch Roller Cam When you install the Cylinder Unit Ass'y, tighten the screws from (1) to (3) in order while pulling the Ass'y Joint Gear toward the left front direction.
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DISASSEMBLY INSTRUCTIONS 2-19: LOADING GEAR S/T ASS'Y (Refer to Fig. 2-19-A) 2. When you install the Clutch Actuator, install as shown in the circle of Fig. 2-19-C. (Refer to Fig. 2-19-C) Remove the E-Ring 1 and remove the Main Loading Gear.
DISASSEMBLY INSTRUCTIONS 3. REMOVAL OF ANODE CAP 3. After one side is removed, pull in the opposite direction to 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.
DISASSEMBLY INSTRUCTIONS 4. Insert one end of the Anode Support into the anode button, then the other as shown in Fig. 3-5. Support Fig. 3-5 Confirm that the Support is securely connected. Put on the Rubber Cap without moving any parts. 4.
KEY TO ABBREVIATIONS Audio/Control H.SW Head Switch Automatic Color Control Hertz Audio Erase Integrated Circuit Automatic Frequency Control Intermediate Frequency Automatic Fine Tuning Indicator AFT DET Automatic Fine Tuning Detect Inverter Automatic Gain Control Killer Amplifier Left Antenna Light Emitting Diode A.PB Audio Playback LIMIT AMP...
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KEY TO ABBREVIATIONS SYNC Synchronization SYNC SEP Sync Separator, Separation Transistor TRAC Tracking TRICK PB Trick Playback Test Point UNREG Unregulated Volt Voltage Controlled Oscillator Video Intermediate Frequency Vertical Pulse, Voltage Display V.PB Video Playback Variable Resistor V.REC Video Recording Visual Search Fast Forward Visual Search Rewind Voltage Super Source...
SERVICE MODE LIST This unit provided with the following SERVICE MODES so you can repair, examine and adjust easily. To enter SERVICE MODE, unplug AC cord till lost actual clock time. Then press and hold Vol (-) button of main unit and remocon key for more than 2 seconds.
PREVENTIVE CHECK AND SERVICE TERVALS The following standard table depends on environmental conditions and usage. Unless maintenance is properly carried out, the following service intervals may be quite shortened as harmful effects may be had on other parts. Also, long term storage or misuse may cause transformation and aging of rubber parts. Time 1,000 1,500...
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PREVENTIVE CHECKS AND SERVICE TERVALS CLEANING NOTE 2. TAPE RUNNING SYSTEM After cleaning the heads with isopropyl alcohol, do not When cleaning the tape transport system, use the run a tape until the heads dry completely. If the heads gauze moistened with isopropyl alcohol. are not completely dry and alcohol gets on the tape, 3.
NOTE FOR THE REPLACING OF 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. NOTE: Initial Data setting will not be possible if clock has been set.
MECHANICAL ADJUSTMENTS 1. CONFIRMATION AND ADJUSTMENT 1-2: CONFIRMATION AND ADJUSTMENT OF TENSION POST POSITION Read the following NOTES before starting work. Set to the PLAY mode. • Place an object which weighs between 450g~500g on Adjust the Tension Adjust until the edge of the Tension the Cassette Tape to keep it steady when you want to Arm is positioning within 0.5mm range from the make the tape run without the Cassette Holder.
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MECHANICAL ADJUSTMENTS 1-4: 2. CONFIRMATION AND ADJUSTMENT CONFIRMATION OF VCR TORQUE OF TAPE RUNNING MECHANISM Operate within 4~5 seconds after the reel disk begins to turn. Tape Running Mechanism is adjusted precisely at the Install the Torque Gauge (JG002F) and Adapter (JG002B) factory.
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MECHANICAL ADJUSTMENTS 2-2: CONFIRMATION AND ADJUSTMENT OF AUDIO/ 2-3: TAPE RUNNING ADJUSTMENT CONTROL HEAD (X VALUE ADJUSTMENT) When the Tape Running Mechanism does not work well, Confirm and adjust the height of the Reel Disk. adjust the following items. (Refer to item 1-1) Confirm and adjust the position of the Tension Post.
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MECHANICAL ADJUSTMENTS 3. MECHANISM ADJUSTMENT PARTS LOCATION GUIDE 1. Tension Adjust X value adjustment driver hole 2. Tension Arm P4 Post 3. Guide Roller T Brake Spring 4. P1 Post T Reel 5. Audio/Control Head S Reel D1-4...
ELECTRICAL ADJUSTMENTS 1. ADJUSTMENT PROCEDURE Read and perform these adjustments when repairing the CH-2 circuits or replacing electrical parts or PCB assemblies. CAUTION When replacing IC's or transistors, use only specified 6.5H silicon grease. (YG6260M) (To prevent the damage to IC's and transistors.) CH-1 Fig.
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ELECTRICAL ADJUSTMENTS (TV SECTION) 2-9: HORIZONTAL PHASE Receive the center cross signal from the Pattern 2-4: CONSTANT VOLTAGE (AC) Generator. Connect the digital voltmeter to TP401. Using the remote control, set the brightness and Set condition is AV MODE without signal. contrast to normal position.
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ELECTRICAL ADJUSTMENTS 2-11: VERTICAL LINEALITY 2-14: SUB BRIGHTNESS Receive the monoscope pattern. (RF Input) NOTE: Adjust after performing adjustments in section 2-10. Using the remote control, set the brightness to minimum Receive the cross hatch signal from the Pattern position and contrast to maximum position. Generator.
ELECTRICAL ADJUSTMENTS PURITY AND CONVERGENCE 4-3: STATIC CONVERGENCE ADJUSTMENTS NOTE Adjust after performing adjustments in section 4-2. NOTE Receive the crosshatch pattern from the color bar Turn the unit on and let it warm up for at least 30 generator. minutes before performing the following adjustments.
V. OUTPUT IC TV BLOCK DIAGRAM IC401 LA78040 THERMAL PROTECTION SOUND AMP IC PUMP IC351 AN7511 SP351 SPEAKER Q405 Q406 J351 H. DRIVE H. OUTPUT X601 HEAD PHONE CHROMA/IF IC 4.433619MHz IC601 FB401 LA76812 T' TEXT SYNC CLMP J801 Q605 VIDEO BUFFER CLMP...
MICON/OPERATION BLOCK DIAGRAM SW1001 SYSCON/TIMER/SERVO IC IC1006 OEC0093B SYSTEM RESET IC TAB SW /RES 3 OUT IC1002 RE5VS31A AT+5.6V MS SEN-A EXT_IN-L EXT_IN_L MS_SEN A TUNER_MUTE TU_AUDIO_MUTE_H Q1009 4/2FSC IN 2FSC_A MS SEN-B MS_SEN B V.SYNC C.SYNC Q1003 VCR_MUTE VCR_A_MUTE Q1002 CTL(+) CTL+...
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T' TEXT BLOCK DIAGRAM Y/C_VIDEO Q863 D860 21_B V.REF P.CON+5V Y/C/AUDIO/ D858 HEAD AMP/ 21_R 21PIN/IN/OUT D855 21_G D852 D857 21_Y D859 TRIPLE ANALOG MPXER IC IC853 D856 Q856 TC74HC4053AF BUFFER DECODER IC IC851 ET106 DATA SLICER IC Q855 IC852 ET317 BUFFER VIDEO SSIG...
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DECK SCHEMATIC DIAGRAM (DECK PCB) LOADING MOTOR M101 S105 BOT SENSOR S106 Q101 RPT-38PB113 S101 S102 S103 S104 FROM/TO MICON CP101 52044-0445 LDM+ LDM- PCB550 VE8851 CAUTION: SINCE THESE PARTS MARKED BY ATTENTION: LES PIECES REPAREES PAR UN ETANT NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME NOTE: THE DC VOLTAGE AT EACH PART WAS CRITICAL FOR SAFETY,USE ONES...
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J4501 INTERCONNECTION DIAGRAM HALL MAI N ROTOR SENSOR COIL MAGNE T FG SENSOR HEADPHONE JACK J351 21PIN PCB PCB260 VEX931 FRONT AV/V JACK (MONO) HALL HALL J1001 J100 2 SWITCH VIDEO AUDIO LOGIC N C H N C H CP1004 MOTOR_GND SPEAKER CD351...
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WAVEFORMS TV POWER 6 20V 20µs/div 1 5V 0.1ms/div 12 PB 10mV 5ms/div DEFLECTION 2 5V 50µs/div 7 20V 20µs/div 13 POWER ON 200mV 50ns/div DEFLECTION 8 10V 10ms/div 3 0.5V 10ms/div 14 POWER ON 0.5V 10µs/div TV POWER 15 POWER ON 4 200mV 50µs/div 10 2V 5µs/div 2V 20µs/div...
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WAVEFORMS 17 POWER ON 22 POWER ON 27 PB 50mV 1ms/div 1V 20µs/div 1V 0.5µs/div 23 POWER ON 28 PB 18 POWER ON 2V 20µs/div 50mV 1ms/div 1V 0.5µs/div 19 REC 24 POWER ON 29 PB 10V 5µs/div 2V 5ms/div 2V 20µs/div 25 PB 30 PB...
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WAVEFORMS 32 POWER ON 37 POWER ON 42 POWER ON 200mV 10µs/div 20mV 1ms/div 0.5V 20µs/div CHROMA/IF 38 POWER ON 43 POWER ON 33 POWER ON 0.5V 10ms/div 10mV 10µs/div 5mV 1ms/div 39 POWER ON 44 POWER ON 34 POWER ON 200mV 50µs/div 0.5V 10µs/div 5mV 1ms/div...
WAVEFORMS T' TEXT POWER ON 200mV 50ns/div NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.
CHASSIS EXPLODED VIEW (TOP VIEW) M2003 UN4001 H5001 H5002 D1100 M101 PCB550 (DECK PCB ASS'Y) NOTE: Applying positions AA, AB, AC, AD and BA for CLASS PART NO. MARK the grease or oil are displayed for this section. GREASE G-555G Check if the correct grease or oil is applied for G-488M each position.
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CHASSIS EXPLODED VIEW (BOTTOM VIEW) M2001 NOTE :Applying positions AA, AB, AC, AD and BA for CLASS PART NO. MARK the grease or oil are displayed for this section. GREASE G-555G Check if the correct grease or oil is applied for G-488M each position.
SERVICING FIXTURES AND TOOLS Part No. Remarks JG154 Cable JG162A Cable (8 Pins) JG162F Cable (11 Pins) Used to connect the test point APJG154000 JG162Y Cable (5 Pins) of SERVICE and GROUND APJG162A00/ Used to connect the Syscon APJG162F00 PCB and Main PCB Used to connect the Syscon APJG162Y00 PCB and CRT PCB...
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Questions and answers
How to i power on the tv past standby? Plugged in i press the power. Standby light comes on but then no picture