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I Alignment for Mechanism I Adjustment Procedures I Disassembly/Assembly of Mechanism I Schematic Diagrams I Alignment Procedures of Mechanism I CBA’s I Deck Exploded Views I Exploded views I Deck Parts List I Parts List VIDEO CASSETTE RECORDER VCX606 SECAM...
MAIN SECTION VIDEO CASSETTE RECORDER VCX606 Sec. 1: Main Section I Specifications I Preparation for Servicing I Adjustment Procedures I Schematic Diagrams I CBA’s I Exploded Views I Parts List TABLE OF CONTENTS Specifications ............... . . 1-1-1 Important Safety Precautions .
SPECIFICATIONS Description Unit Minimum Nominal Maximum Remark 1. Video 1-1. Video Output (PB) Vp-p FL6A 1-2. Video Output (R/P) Vp-p SP Mode, 1-3. Video S/N Y (R/P) W/O Burst 1-4. Video Color S/N AM (R/P) SP Mode 1-5. Video Color S/N PM (R/P) SP Mode 1-6.
IMPORTANT SAFETY PRECAUTIONS Product Safety Notice J. Be careful that foreign objects (screws, solder droplets, etc.) do not remain inside the set. Some electrical and mechanical parts have special K. Crimp type wire connector safety-related characteristics which are often not evi- The power transformer uses crimp type connectors dent from visual inspection, nor can the protection they which connect the power cord and the primary side...
Safety Check after Servicing Chassis or Secondary Conductor Examine the area surrounding the repaired location for damage or deterioration. Observe that screws, parts, and wires have been returned to their original posi- Primary Circuit Terminals tions. Afterwards, do the following tests and confirm the specified values to verify compliance with safety standards.
STANDARD NOTES FOR SERVICING Circuit Board Indications Pb (Lead) Free Solder When soldering, be sure to use the Pb free solder. a. The output pin of the 3 pin Regulator ICs is indi- cated as shown. How to Remove / Install Flat Pack-IC Top View Bottom View 1.
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3. The flat pack-IC on the CBA is affixed with glue, so (3) Bottom of the flat pack-IC is fixed with glue to the be careful not to break or damage the foil of each CBA; when removing entire flat pack-IC, first apply pin or the solder lands under the IC when removing soldering iron to center of the flat pack-IC and heat up.
Instructions for Handling Semi-conductors Electrostatic breakdown of the semi-conductors may Fine Tip Soldering Iron occur due to a potential difference caused by electro- static charge during unpacking or repair work. 1. Ground for Human Body Be sure to wear a grounding band (1MΩ) that is prop- erly grounded to remove any static electricity that may be charged on the body.
PREPARATION FOR SERVICING How to Enter the Service Mode About Optical Sensors Caution: An optical sensor system is used for the Tape Start and End Sensors on this equipment. Carefully read and follow the instructions below. Otherwise the unit may operate erratically. What to do for preparation Insert a tape into the Deck Mechanism Assembly and press the PLAY button.
CABINET DISASSEMBLY INSTRUCTIONS 1. Disassembly Flowchart (1): Identification (location) No. of parts in the figures (2): Name of the part This flowchart indicates the disassembly steps to gain (3): Figure Number for reference access to item(s) to be serviced. When reassembling, (4): Identification of parts to be removed, unhooked, follow the steps in reverse order.
ELECTRICAL ADJUSTMENT INSTRUCTIONS General Note: "CBA" is an abbreviation for Head Switching Position Adjustment "Circuit Board Assembly." Purpose: NOTE: To determine the Head Switching position during 1.Electrical adjustments are required after replacing playback. circuit components and certain mechanical parts. Symptom of Misadjustment: It is important to do these adjustments only after all repairs and replacements have been com- May cause Head Switching noise or vertical jitter...
FUNCTION INDICATOR SYMBOLS Note: The following symbols will appear on the indicator panel to indicate the current mode or operation of the VCR. On-screen modes will also be momentarily displayed on the tv screen when you press the operation buttons. Display panel TAPE IN "...
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TV screen Note: OSD for mechanical error will be displayed for 5 sec. after the mechanical error occurs. When reel and capstan mechanism is not functioning When the drum is not working properly correctly Fig. 1 Fig. 4 When tape loading mechanism is not functioning cor- P-ON Power safety detection rectly Fig.
SCHEMATIC DIAGRAMS / CBA’S AND TEST POINTS Standard Notes Notes: WARNING 1. Do not use the part number shown on these draw- ings for ordering. The correct part number is shown Many electrical and mechanical parts in this chassis in the parts list, and may be slightly different or have special characteristics.
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LIST OF CAUTION, NOTES, AND SYMBOLS USED IN THE SCHEMATIC DIAGRAMS ON THE FOLLOWING PAGES: 1. CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, REPLACE ONLY WITH THE SAME TYPE FUSE. 2. CAUTION: Fixed Voltage (or Auto voltage selectable) power supply circuit is used in this unit. If Main Fuse (F001) is blown, first check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply.
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Main 1/7 Schematic Diagram 1-8-3 1-8-4 HG421SCM1...
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Main 3/7 Schematic Diagram 1-8-7 1-8-8 HG421SCM3...
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Main 4/7, Jack & Sub Jack Schematic Diagrams 1-8-9 1-8-10 HG421SCM4...
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Main 5/7 Schematic Diagram CAUTION ! CAUTION ! For continued protection against fire hazard, Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit. replace only with the same type fuse. If Main Fuse (F001) is blown, check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply.
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Main 6/7 Schematic Diagram 1-8-13 1-8-14 HG421SCM6...
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Main 7/7 Schematic Diagram 1-8-15 1-8-16 HG421SCM7...
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Main CBA Top View CAUTION ! BECAUSE A HOT CHASSIS GROUND IS PRESENT IN THE POWER CAUTION ! For continued protection against fire hazard, SUPPLY CIRCUIT , AN ISOLATION TRANSFORMER MUST BE USED. Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit. replace only with the same type fuse.
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Main CBA Bottom View CAUTION ! BECAUSE A HOT CHASSIS GROUND IS PRESENT IN THE POWER CAUTION ! For continued protection against fire hazard, SUPPLY CIRCUIT , AN ISOLATION TRANSFORMER MUST BE USED. Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit. replace only with the same type fuse.
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Jack CBA Top View Jack CBA Bottom View 1-8-23 1-8-24 BHG470F01014C...
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AFV CBA Top View AFV CBA Bottom View BHC400F01093 Sub Jack CBA Top View Sub Jack CBA Bottom View BHG470F01014B 1-8-25 1-8-26...
IC PIN FUNCTION DESCRIPTIONS IC501( SERVO / SYSTEM CONTROL IC ) Signal Active Function Name Level “H” ≥ 4.5V, “L” ≤ 1.0V 24 OUT CAS-LED “CASSETTE” LED Signal Active Function Signal Output Name Level 25 OUT TIMER- “TIMER” LED Signal Input Signal from Pin IN SC2-IN Output...
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Signal Active Signal Active Function Function Name Level Name Level OSD-V- OSD Video Signal Supply Reel Rotation 52 OUT IN S-REEL PULSE Output Signal OSDVcc OSDVcc Take Up Reel IN T-REEL PULSE Rotation Signal LPF Connected H/L/ Terminal (Slicer) 81 OUT LM-FWD/ Loading Motor Control Signal Hi-z...
LEAD IDENTIFICATIONS 2SK3566 MID-32A22F 2SC2785(F,H,J) 2SA1015-GR(TPE2) PT204-6B-12 BA1F4M-T 2SA1020(Y) BN1F4M-T 2SC1815-BL(TPE2) BN1L4M-T 2SC1815-GR(TPE2) KRA103M 2SC1815-Y(TPE2) KRC103M 2SC2120-Y(TPE2) KTA1266(GR) 2SC3266-Y(TPE2) KTA1281(Y) KTA1267(GR,Y) KTC3199(BL,GR,Y) KTC3203(Y) RN2204(TE4,T) KTC3205(Y) E C B E C B G D S EL817A EL817B BR24L02F-WE2 EL817C CAT24WC02JI LTV-817B-F LA70100M-TRM LTV-817C-F PS2561A-1(Q,W)
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Cabinet 2L011 2B18 2L011 2L011 See Electrical Parts List for parts with this mark. Some Ref. Numbers are not in sequence. 2L011 JACK CBA 2L011 2L012 2L022 2L042 2L021 2L021 2L021 2L051 2L021 2L022 2L041 2L041 2L021 SUB JACK CBA SENSOR CBA 2L031 AFV CBA...
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Packing X20A X20B Some Ref. Numbers are not in sequence. Unit SHIPPING LABEL 1-13-3 HG421PEX...
MECHANICAL PARTS LIST PRODUCT SAFETY NOTE: Products marked with a ! have special characteristics important to safety. Before replacing any of these components, read carefully the product safety notice in this service manual. Don't degrade the safety of the product through improper ser- vicing.
ELECTRICAL PARTS LIST PRODUCT SAFETY NOTE: Products marked with a ! Ref. No. Description Part No. have special characteristics important to safety. Before C026 ELECTROLYTIC CAP . 47µF/16V M H7 CE1CMAVSL470 replacing any of these components, read carefully the C053 ELECTROLYTIC CAP .
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Ref. No. Description Part No. Ref. No. Description Part No. C325 CHIP CERAMIC CAP .(1608) F Z 0.1µF/50V or CHD1JZ30F104 CHIP CERAMIC CAP .(1608) F Z 0.1µF/25V or CHD1EZ30F104 CHIP CERAMIC CAP .(1608) F Z 0.1µF/25V or CHD1EZ30F104 CHIP CERAMIC CAP . FZ Z 0.1µF/50V CHD1JZ3FZ104 CHIP CERAMIC CAP .
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Ref. No. Description Part No. Ref. No. Description Part No. C472 CHIP CERAMIC CAP .(1608) F Z 0.1µF/50V or CHD1JZ30F104 C527 ELECTROLYTIC CAP . 22µF/6.3V M H7 CE0KMASSL220 CHIP CERAMIC CAP .(1608) F Z 0.1µF/25V or CHD1EZ30F104 C528 CHIP CERAMIC CAP .(1608) B K 0.01µF/50V CHD1JK30B103 CHIP CERAMIC CAP .
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Ref. No. Description Part No. Ref. No. Description Part No. D005 RECTIFIER DIODE BA159 NDQZ000BA159 IC001! PHOTOCOUPLER EL817A or NPEA000EL817 D006 SWITCHING DIODE 1N4148M or NDTZ01N4148M PHOTOCOUPLER EL817B or NPEB000EL817 SWITCHING DIODE 1SS133(T-77) QDTZ001SS133 PHOTOCOUPLER EL817C or NPEC000EL817 D007 SWITCHING DIODE 1N4148M or NDTZ01N4148M PHOTOCOUPLER LTV-817B-F or NPEB0LTV817F...
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Ref. No. Description Part No. Ref. No. Description Part No. TRANSISTOR 2SA1020(Y) QQSY02SA1020 RESISTORS METAL OXIDE FILM RES. 1W J 150k Ω or Q058 RES. BUILT-IN TRANSISTOR KRC103M or NQSZ0KRC103M R002 RN01154ZU001 METAL OXIDE FILM RES. 1W J 150k Ω RES.
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Ref. No. Description Part No. Ref. No. Description Part No. CARBON RES. 1/4W G 10k Ω RCX4GATZ0103 SW503 TACT SWITCH KSM0614B or SST0101HH013 CARBON RES. 1/6W G 470 Ω or R536 RCX6GATZ0471 TACT SWITCH SKQSAF001A or SST0101AL041 CARBON RES. 1/4W G 470 Ω RCX4GATZ0471 TACT SWITCH TC-1104(H=9.5) SST0101DNG01...
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SUB JACK CBA Ref. No. Description Part No. CARBON RES. 1/6W J 4.7k Ω or R104 RCX6JATZ0472 Ref. No. Description Part No. CARBON RES. 1/4W J 4.7k Ω RCX4JATZ0472 SUB JACK CBA (MCV-B) ----------- CARBON RES. 1/6W J 4.7k Ω or R106 RCX6JATZ0472 Consists of the following:...
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Ref. No. Description Part No. CHIP CERAMIC CAP . CH D 3pF/50V CHD1JD3CH3R0 CHIP CERAMIC CAP .(1608) B K 0.01µF/50V CHD1JK30B103 ELECTROLYTIC CAP . 10µF/16V M H7 CE1CMASSL100 CHIP CERAMIC CAP .(1608) B K 0.01µF/50V CHD1JK30B103 CHIP CERAMIC CAP .(1608) B K 0.01µF/50V CHD1JK30B103 ELECTROLYTIC CAP .
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DECK MECHANISM SECTION VIDEO CASSETTE RECORDER VCX606 Sec. 2: Deck Mechanism Section I Standard Maintenance I Mechanism Alignment Procedures I Disassembly / Assembly of Mechanism I Deck Exploded Views I Deck Parts List TABLE OF CONTENTS Standard Maintenance ..............2-1-1 Service Fixture and Tools .
STANDARD MAINTENANCE Service Schedule of Components This maintenance chart shows you the standard of replacement and cleaning time for each part. Because those may replace depending on environment and purpose for use, use the chart for reference. h: Hours : Cleaning I: Replace Deck Periodic Service Schedule...
Cleaning Cleaning of ACE Head Clean the head with a cotton swab. Cleaning of Video Head Procedure Clean the head with a head cleaning stick or chamois 1.Remove the top cabinet. cloth. 2.Dip the cotton swab in 90% isopropyl alcohol and Procedure clean the ACE Head.
SERVICE FIXTURE AND TOOLS J-1-1, J-1-2 Ref. No. Name Part No. Adjustment J-1-1 Alignment Tape FL6A Head Adjustment of ACE Head J-1-2 Alignment Tape FL6N8 Azimuth and X Value Adjustment of ACE Head / (2 Head model) Adjustment of Envelope Waveform FL6NS8 (4 Head model) Guide Roller Adj.
MECHANICAL ALIGNMENT PROCEDURES Explanation of alignment for the tape to correctly run B. Method to place the Cassette Holder in the tape- starts on the next page. Refer to the information below loaded position without a cassette tape on this page if a tape gets stuck, for example, in the 1.
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1. Tape Interchangeability Alignment Note: To do these alignment procedures, make sure that the Tracking Control Circuit is set to the preset position every time a tape is loaded or unloaded. (Refer to page 2-3-4, procedure 1-C, step 2.) Equipment required: Dual Trace Oscilloscope VHS Alignment Tape (FL6NS8) Guide Roller Adj.
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1-A. Preliminary/Final Checking and 4. If creasing or snaking is apparent, adjust the Tilt Alignment of Tape Path Adj. Screw of the ACE Head. (Fig. M6) Purpose: To make sure that the tape path is well stabilized. Azimuth Adj. Screw Symptom of Misalignment: If the tape path is unstable, the tape will be damaged.
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5. To shift the CTL waveform, press CH UP or CH 5. When Guide Rollers [2] and [3] (Refer to Fig. M3) DOWN button on the remote control unit. Then are aligned properly, there is no envelope drop make sure that the maximum output position of PB either at the beginning or end of track as shown in ±...
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1-D. Azimuth Alignment of Audio/Con- 2. When the tape has been curled up or bent, turn the trol/ Erase Head alignment screw to adjust the height of REV Post. (Refer to Fig. M11 and M13.) Purpose: To correct the Azimuth alignment so that the Audio/ Control/Erase Head meets tape tracks properly.
DISASSEMBLY/ASSEMBLY PROCEDURES OF DECK MECHANISM Before following the procedures described below, be sure to remove the deck assembly from the cabinet. (Refer to CABINET DISASSEMBLY INSTRUCTIONS.) All the following procedures, including those for adjustment and replacement of parts, should be done in Eject mode;...
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REMOVAL INSTALLATION STEP START- REMOVE/*UNHOOK/ /LOC. PART ADJUSTMENT Fig. No. UNLOCK/RELEASE/ CONDITION UNPLUG/DESOLDER BT Arm DM2H, DM14H *(P-5) [33] [26] Loading Arm (SP) (+)Refer to Alignment [34] [26] DM2H, DM14H Assembly Sec.Page 2-5-1 Loading Arm (TU) (+)Refer to Alignment [35] [34] DM2H, DM14H Assembly...
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(S-1) (S-1) (L-1) (L-3) (L-2) (S-1A) (P-1) Installation of [3] and [6] First, insert [6] diagonally in [3] as shown below. Then, install [6] in [3] while pushing (L-1) in a direction of arrow. After installing [6] in [3], confirm that pin A of [3] enters hole A of [6] properly.
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[11] (S-4A) (L-4) [49] (P-3) [13] [50] Removal of [11] [12] (L-12) 1) Remove screw (S-4A). 2) Unhook spring (P-2). [10] Release (L-4) while (P-2) holding [12] with a finger. Loosen a finger holding [12] and remove [11]. (S-2) Pin of [12] Pin of [10] Groove of [27] When reassembling [10] and...
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Installation of [13] and [12] (S-5) [14] (S-6) [13] [15] Hook spring (P-3) up to [12] and [13], then install then to (P-3) the specified position so that [12] will be floated slightly while holding [12] and [13]. (Refer to Fig. A.) [12] Fig.
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(C-1) turn [22] (S-8) [20] (L-6) [21] [19] Cap Belt Pin on [22] Installation position of Cap Belt [20] Cap Belt [27] Position of pin on [22] Fig. DM12H [19] View for A Fig. DM11H 2-4-7 U29PHSDA...
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Installation of [26] [26] (C-3) Position of Mode Lever when installed Pin of [33] Pin of [37] (S-9) Pin of [36] (L-8) [23] (L-7) Bottom View [24] (C-5) [26] (C-4) (C-2) [28] [27] [25] [29] [30] Align [26] and [27] as shown. First groove on [27] [27] First tooth on [47]...
ALIGNMENT PROCEDURES OF MECHANISM Alignment 1 The following procedures describe how to align the individual gears and levers that make up the tape load- Loading Arm (SP) and (TU) Assembly ing/unloading mechanism. Since information about the state of the mechanism is provided to the System Install Loading Arm (SP) and (TU) Assembly so that Control Circuit only through the Mode Switch, it is their triangle marks point to each other as shown in...