JVC HR-S9850EK Super VHS Recorder Manuals

Manuals and User Guides for JVC HR-S9850EK Super VHS Recorder. We have 1 JVC HR-S9850EK Super VHS Recorder manual available for free PDF download: Service Manual

JVC HR-S9850EK Service Manual (90 pages)

Brand: JVC | Category: VCR | Size: 6.38 MB

Table of Contents
3
Important Safety Precautions
4
Disassembly
7
Disassembly Flow Chart
7
How to Read the Disassembly and Assembly
7
Disassembly/Assembly Method
7
Service Position
10
How to Set the "Service Position
10
Precautions for Cassete Loding in the "Service Position
10
In the "Service Position
10
Mechanism Service Mode
10
How to Set the "Mechanism Service Mode
10
Jig RCU Mode
10
Setting the Jig RCU Mode
10
Setting the User RCU Mode
10
Emergency Display Function
11
Displaying the EMG Information
11
Clearing the EMG History
11
EMG Content Description
12
EMG Detail Information <1
13
EMG Detail Information <2
14
Servicing the Video Navigation Function
15
Copying the Video Navigation Data
15
Erasing the Video Navigation Data
15
Factory Setting Level During Shipment
16
Mechanism Adjustment
17
Before Starting Repair and Adjustment
17
Precautions
17
Checking for Proper Mechanical Operations
17
Manually Removing the Cassette Tape
17
Jigs and Tools Required for Adjustment
18
Maintenance and Inspection
19
Replacement of Major Parts
22
Before Starting Disassembling (Phase Matching between Mechanical Parts)
22
How to Set the "Mechanism Assembling Mode
22
Cassette Holder Assembly
22
Pinch Roller Arm Assembly
24
Guide Arm Assembly and Press Lever Assembly
24
A/C Head
24
Loading Motor
24
Capstan Motor
25
Pole Base Assembly (Supply or Take-Up Side)
25
Rotary Encoder
26
Clutch Unit
26
Change Lever Assembly, Direct Gear, Clutch Gear and Coupling Gear
26
Link Lever
27
Cassette Gear, Control Cam and Worm Gear
27
Control Plate
27
Loading Arm Gear (Supply or Take-Up Side) and Loading Arm Gear Shaft
28
Take-Up Lever, Take-Up Head and Control Plate Guide
29
Capstan Brake Assembly
29
Sub Brake Assembly (Take-Up Side)
29
Main Brake Assembly (Take-Up Side), Reel Disk (Take-Up Side) and Main Brake Assembly (Supply Side)
29
Tension Brake Assembly, Reel Disk (Supply Side) and Tension Arm Assembly
30
Idler Lever, Idler Arm Assembly
30
Stator Assembly
30
Rotor Assembly
30
Upper Drum Assembly
31
Compatibility Adjustment
32
FM Waveform Linearity
32
Height and Tilt of the A/C Head
33
A/C Head Phase (X-Value)
33
Standard Tracking Preset
34
Tension Pole Position
34
Electrical Adjustment
36
Precaution
36
Required Test Equipments
36
Required Adjustment Tools
36
Color (Colour) Bar Signal,Color (Colour) Bar Pattern
36
Switch Settings and Standard Precautions
36
EVR Adjustment
36
Servo Circuit
37
Switching Point
37
Slow Tracking Preset
37
Video Circuit
37
D/A Level
37
EE Y/PB y (S-VHS/VHS) Level
37
REC Color (Colour) Level
38
Video EQ (Frequency Response)
39
Auto Picture Initial Setting
39
Audio Circuit
39
Audio REC FM
39
Syscon Circuit
39
Timer Clock
39
Charts and Diagrams
41
Notes of Schematic Diagram
41
Circuit Board Notes
42
Board Interconnections
43
Main (Video/Audio) Schematic Diagram
44
Main (Syscon) Schematic Diagram
45
Main (Sw.reg) Schematic Diagram
46
Main(Tuner) Schematic Diagram
47
Connection Schematic Diagram
48
Tbc(2M) Schematic Diagram
49
Terminal Schematic Diagram
50
Demodulator Schematic Diagram
51
S-Sub Schematic Diagram
52
Navigation Schematic Diagram
53
Sw/Display, Rec Safety, Jack and Adv.jog Schematic Diagrams
54
Secam Schematic Diagram[Hr-S9850Ms]
55
Secam Circuit Board[Hr-S9850Ms]
55
P/S Converter Schematic Diagram [Hr-S9850Ms]
56
P/S Converter Circuit Board[Hr-S9850Ms]
57
Main and Audio Erase Circuit Board
59
Sw/Display, Rec Safety, Jack, Adv.jog, Demodulator and S-Sub Circuit Boards
60
Digital/2M Circuit Board
61
Terminal Circuit Board
62
Navigation Circuit Board
63
Fdp Grid Assignment and Anode Connection
63
Remote Controller Schematic Diagram
64
Cpu Pin Function
64
Waveforms
65
Voltage Charts
66
Video Block Diagram
68
Audio Block Diagram
70
Parts List
71
Packing and Accessory Assembly <M1
71
Final Assembly M2
73
Mechanism Assembly <M4
74
Electrical Parts List
76
Main Board Assembly <03
76
Digital/2M Board Assembly <05
83
Terminal Board Assembly <06
84
A/C Head Board Assembly <12
85
Demod Board Assembly <14
86
S-Sub Board Assembly <15
86
Navigation Board Assembly <19
87
Sw/Display Board Assembly <28
88
Rec Safety Board Assembly <32
88
Jack Board Assembly <36
88
Adv.jog Board Assembly <38
88
Audio Erase Board Assembly <46
89
Loading Motor Board Assembly <55
89

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JVC HR-S9850EK Super VHS Recorder Manuals

JVC HR-S9850EK Service Manual (90 pages)

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