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.
GENERAL SPECIFICATIONS G - 1 CRT Size / Visual Size 13 inch / 335.4mmV S y s t e m CRT Type Normal Deflection degree Magnetic Field BV/BH +0.45G / 0.18G Color System NTSC Speaker 1Speaker Position Front Size x 2.5 Inch Impedance Sound Output 1.25...
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GENERAL SPECIFICATIONS G - 9 On Screen Menu Display Menu Type Character Timer Rec Set Channel Setup TV/CATV Auto ch Memory Add/Delete Guide ch Set TV Setup V-chip Set On/Off Timer Set Picture Audio Sap On/Off Auto Repeat On/Off On/Off Timer Set System Setup Clock Set Language...
GENERAL SPECIFICATIONS G - 1 2 R e m o t e Unit RC-DQ Control Glow in Dark Remocon Format Custom Code 40-BFh , 44-BBh Power Source Voltage(D.C) UM size x pcs UM-4 x 2 pcs Total Keys Keys Keys Power CH Up CH Down...
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GENERAL SPECIFICATIONS G - 1 5 Interface Switch Power Play Pause/Still System Select One Touch Playback Channel Up Channel Down F.FWD/Cue Eject/Stop Main Power SW Volume Up Volume Down Rew/Rev Rec/OTR Input Select Indicator Power Rec/OTR T-Rec On Timer Key Light up Rec/OTR One Touch Playback Play...
DISASSEMBLY INSTRUCTIONS 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, CP352, CP4202 and CP403). Remove the 4 screws 1. Unlock the support 2.
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DISASSEMBLY INSTRUCTIONS 1-5: DECK SHIELD PLATE (Refer to Fig. 1-5) 1-7: JACK PLATE AND SYSCON PCB (Refer to Fig. 1-7) Remove the 2 screws 1. Remove the screw 1. Remove the screw 2. Remove the Syscon PCB in the direction of arrow (A). Remove the 2 screws 2.
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.
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 simultaneously.
PREVENTIVE CHECKS AND SERVICE INTERVALS 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...
PREVENTIVE CHECKS AND SERVICE INTERVALS 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.
PREPARATION FOR SERVICING How to use the Servicing Fixture Unplug the connector CP402, CP352, CP4202, CP502, CP820 and CP850, then remove the VCR Block from the set. Connect as shown in the below figure using the Service Fixture. • Connect the Syscon PCB to the Main PCB with the cable JG162A and JG162D. •...
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.
MECHANICAL ADJUSTMENTS 1-4: CONFIRMATION OF VSR TORQUE 2. CONFIRMATION AND ADJUSTMENT 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.
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...
ELECTRICAL ADJUSTMENTS 1. BEFORE MAKING ELECTRICAL 2. BASIC ADJUSTMENTS ADJUSTMENTS (VCR SECTION) Read and perform these adjustments when repairing the 2-1: PG SHIFTER circuits or replacing electrical parts or PCB assemblies. Connect CH-1 on the oscilloscope to TP1002 and CH-2 CAUTION to TP4201.
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ELECTRICAL ADJUSTMENTS 2-3: RF AGC 2-8: HORIZONTAL PHASE Receive a 70dB monoscope pattern. Receive the center cross signal from the Pattern Connect the digital voltmeter between the pin 5 of Generator. CP602 and the pin 1 (GND) of CP602. Activate the adjustment mode display of Fig. 1-1 and Activate the adjustment mode display of Fig.
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ELECTRICAL ADJUSTMENTS 2-15: OSD HORIZONTAL Activate the adjustment mode display of Fig. 1-1. Press the VOL. UP/DOWN button on the remote control until the difference of A and B becomes minimum. (Refer to Fig. 2-4) "A" Fig. 2-2 2-13: SUB COLOR 00 OSD Receive the color bar pattern.
ELECTRICAL ADJUSTMENTS 4-3: STATIC CONVERGENCE 4. PURITY AND 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.
TV POWER SCHEMATIC DIAGRAM (MAIN PCB) CAUTION: SINCE THESE PARTS MARKED BY NOTE: THE RESISTOR MARKED F IS FUSE RESISTOR. DC JACK 10A 125V CRITICAL FOR SAFETY,USE ONES 5A 125V THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP J503 DESCRIBED IN PARTS LIST ONLY HEC0824-010010 IS NON POLAR ONE.
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JACK/LED SCHEMATIC DIAGRAM (OPERATION PCB) J351 HTJ-035-28A R350 R351 33 1/2W 33 1/2W FROM/TO I/O CD351_1 (CP4202) CH274101 FRONT VIDEO IN FRONT A IN L L004 SOUND GND HF57T18.5*10*10 W805 SOUND OUT L SP OUT L POWER/PLAY R761 270 1/4W D792 SLZ-936C-07-S-T1 VIDEO...
INTERCONNECTION DIAGRAM HEADPHONE_JACK J351 COMMAND TRANSMITTER OPERATION PCB FRONT AV JACK TM101 PCB030 J701 TE9A16 HALL MAIN ROTOR SENSOR COIL MAGNET FG SENSOR OS1001 HALL HALL SWITCH LOGIC CP1004 OS1001 FROM TM101 MOTOR GND I LIMIT Vout SPEAKER CD302 CP351 CAPSTAN DD UNIT ASS’Y SP OUT+ CAP/M/F/R...
WAVEFORMS Y/C/AUDIO/HEAD AMP REC/PB REC/PB 1V 0.5ms/div 1V 5ms/div REC/PB 2V 20µs/div REC/PB 1V 50ns/div REC/PB 1V 10ms/div 1V 2ms/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 and BA for the grease or CLASS MARK oil are displayed for this section. GREASE Check if the correct grease or oil is applied for each position.
CHASSIS EXPLODED VIEW (BOTTOM VIEW) M2001 NOTE: Applying positions AA and BA for the grease or CLASS MARK oil are displayed for this section. GREASE Check if the correct grease or oil is applied for each position.