Panasonic NV-HD100 - Luminance & Chrominance Section; Artificial NTSC AFC Free Run Adjustment; Recording Current Adjustment; Video Frequency Response Adjustment

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Specifications1
Contents2
General Descriptions4
Service Information4
Service Position4
Checking of Gear Phase Alignment Condition4
Hand Operation5
Battery Operation5
Service Information Display Operation5
Replacement of Cylinder Unit6
Assembly of Capstan Stator Unit6
Removal of the Cassette Tape7
Eject Operation7
Take-Up Photo Sensor Operation7
Servicing of Power TR. C.B.A.7
Installation of Flat Card Cable8
Initialization of Channel Memory IC (IC7504/M6M80021P)9
How to Check the Cracked Chip Part10
How to Replace the Chip Part10
How to Remove the Flat-IC11
Serial Clock Transmission Error Display12
Service Information Display12
Purpose of Service Information Display12
Turning on Service Information Display12
Use of Service Modes13
Service Information Number14
Service Data Display and Indication15
Timing Chart from Mode SW to System Control IC600117
Tuning the TV to Your VTR18
Basic Connections18
Connection to a TV Set with 21-Pin Scart Terminal18
Storing TV Broadcasts into Your VTR19
Channel Plan19
Tuning Procedure Using the VTR Only19
Setting the Satellite Position on the Remote Controller19
Setting the Clock of the VTR20
On-The-Spot Recording21
To Select the Desired Tape Speed21
To Interrupt Recording21
To Record One TV Programme While Viewing Another Programme21
Playback22
Other Playback Functions22
To Skip Scene23
To Find the Beginning of each Recording23
To Return to a Specified Scene23
To Playback a Recorded Part Repeatedly23
Timer Recording24
Setting for Daily and Weekly Timer Recording24
Checking a Timer Programming24
Optional Function24
Using the Remote Controller25
Programming the Video Plus+ Pluscode25
Daily Timer Recording25
Assembly Editing26
Insert Editing26
Audio Dubbing27
Playback of NTSC Tape27
Automatic VTR Functions27
The NICAM Broadcast System28
Controls and Connection Sockets29
Infra-Red Remote Controller30
Caution for AC Mains Lead31
Power Source for the Remote Controller31
How to Refit the Remote Controller Door31
How to Replace the Fuse31
Adjustment Procedures33
Disassembly Method33
Disassembly Flow Chart33
Removal of the Top Panel33
Removal of the Front Panel Unit34
Removal of the Timer C.B.A. & the Operation C.B.A.34
Removal of the Main C.B.A. & the Power Supply Unit34
Mechanical Adjustment Procedures35
Pack Servicing Position35
Removal of the Cleaner Arm Unit35
Back Tension Adjustment35
P2 and P3 Posts Adjustment (Preadjustment)36
Tape Interchangeability Adjustment37
Height Adjustment of A/C Head39
Fine-Adjustment of A/C Head40
Horizontal Position Adjustment of A/C Head40
Disassembly Procedures of Mechanism41
Top View of K Mechanism41
Bottom View of K Mechanism42
Parts Access Chart43
Removal of the Mechanism Chassis44
Removal of the Mechanism Connection C.B.A.44
Removal of the Tension Roller and SS Brake44
Removal of the Loading Motor Bracket44
Removal of the Main Lever Unit45
Removal of the Take-Up and Supply Loading Arms45
Removal of the Mode Switch45
Removal of the Capstan Rotor Unit45
Removal of the Sub Cam Gear46
Removal of the Centre Clutch46
Removal of the Take-Up and Supply Reel Gears46
Removal of the Idler Arm Unit, Connection Lever Unit and Idler Regulator Lever47
Removal of the Top Plate47
Removal of the Cassette Holder47
Removal of the Pinch Arm Unit48
Removal of the Pinch Cam Gear and P5 Arm Unit48
Removal of the Take-Up Tension Regulator Arm Unit48
Assembly Procedures of Mechanism49
Removal of the Carriage Connection Gear49
View of Phase Alignment49
Bottom View of Gear Phase Alignment50
Assembly of the Carriage Connection Gear51
Assembly of the Take-Up Tension Regulator Arm Unit, P5 Arm Unit Pinch Cam Gear, P5 Stopper Base, P5 Stopper, Pinch Cam Unit and Opener Piece51
Assembly of the Stator Unit52
Assembly of the Main Cam Gear52
Assembly of the Mode SW53
Assembly of the T & S Loading Arms53
Assembly of the Main Lever54
Assembly of the Worm Wheel Gear & Loading Motor Bracket54
Assembly of the Timing Belt & SS Brake Base54
Assembly of the Pinch Arm Unit55
Checking the Mechanism Movement55
Assembly of the Cassette Holder55
Assemble a Cassette Holder Separately56
Assembly of the Mechanism Chassis57
Servicing Fixtures & Tools58
Location of Test Points & Controls59
Electrical Adjustment Procedures61
Test Equipment61
Preparation61
How to Read Adjustment Procedures61
Servo Section62
PG Shifter Adjustment62
Slow Tracking Adjustment62
Reverse Slow Tracking Adjustment62
Luminance & Chrominance Section63
Artificial NTSC AFC Free Run Adjustment63
Recording Current Adjustment63
Video Frequency Response Adjustment63
Chrominance Recursive Adjustment64
Audio Section65
Bias Current Adjustment65
Hi-Fi E-E Level Adjustment65
Carrier Frequency Adjustment65
Schematic Diagrams67
Abbreviations67
Power Schematic Diagram71
System Control & Servo Ics Voltage Chart (SP Mode)72
System Control & Servo Transistors DC Voltage Chart (SP Mode)72
System Control & Servo Section in Main Schematic Diagram73
Audio Section in Main Schematic Diagram76
Hi-Fi Audio Pack Schematic Diagram82
Input/Output Pack Schematic Diagram87
Head Amp Schematic Diagram89
TV Demodulator Pack Schematic Diagram90
Nicam Decoder Pack Schematic Diagram94
Nicam Audio Signal Path95
Timer & Operation96
Main C.B.A.99
Power C.B.A.103
Luminance & Chrominance Pack C.B.A.104
Input/Output Pack C.B.A.105
Hi-Fi Audio Pack C.B.A.108
Timer C.B.A.111
TV Demodulator Pack C.B.A.115
Nicam Decoder Pack C.B.A.117
Exploded View & Mechanical Replacement Parts List119
Chassis Parts Section119
Casing Parts Section122
Packing Parts Section124
Remote Controller Unit (NV-HD100B)125
Electrical Replacement Parts List126
Internal Reference Codes149

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Panasonic NV-HD100 - Luminance & Chrominance Section; Artificial NTSC AFC Free Run Adjustment; Recording Current Adjustment; Video Frequency Response Adjustment

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