JVC HR-J795MS Manuals

Manuals and User Guides for JVC HR-J795MS. We have 1 JVC HR-J795MS manual available for free PDF download: Service Manual

JVC HR-J795MS Service Manual

JVC HR-J795MS Service Manual (60 pages)

Brand: JVC | Category: VCR | Size: 7.91 MB

Table of Contents

Table of Contents
2
Important Safety Precautions
3
Disassembly
5
Manually Removing the Cassette Tape
5
Removing the Major Parts
6
How to Read the Procedure Table
6
Disassembly Procedure
6
Emergency Display Function
8
Displaying the EMG Information
8
Clearing the EMG History
8
Details of the OSD Display in the EMG Display Mode
9
EMG Content Description
10
EMG Detail Information<1
12
EMG Detail Information<2
12
EMG Detail Information<3
12
Service Position
13
How to Set the "Service Position
13
Jig RCU Mode
13
Setting the Jig RCU Mode
13
Setting the User RCU Mode
13
Mechanism Service Mode
13
How to Set the "Mechanism Service Mode
13
How to Exit from the "Mechanism Service Mode
13
Maintenance and Inspection
14
Cleaning
14
Lubrication
14
Suggested Servicing Schedule for Main Components
14
Mechanism
15
Before Disassembling/Assembling
15
Notes
15
Mechanism Operation Check
15
Setting the Mechanism Assembling Mode
15
Layout of the Main Mechanism Parts
16
Disassembling Procedure Table
17
Replacement of the Main Mechanism Parts
18
Cassette Holder
18
A/C Head
19
Guide Arm, Pinch Roller Arm
20
Idler Arm, Idler Gear 1/2
20
Main Brake(T), Brake Lever, Tension Arm,Reel Disk(S/T), Rec Safety Lever
20
Press Lever, Control Cam, Capstan Brake Assembly,Loading Motor Assembly
21
Capstan Motor, Load Gear, Control Plate
22
Clutch Unit Assembly, Direct Gear
23
Mechanism Timing Chart
24
Adjustment
25
Before Adjustment
25
Precaution
25
Required Test Equipments
25
Required Adjustment Tools
25
Color(Colour) Bar Signal, Color(Colour) Bar Pattern
25
Switch Settings
25
Manual Tracking Mode (Auto Tracking ON/OFF) Setting
25
Mechanism Compatibility Adjustment
26
Tension Pole Position
26
FM Waveform Linearity
26
Height and Tilt of the A/C Head
27
A/C Head Phase(X-Value)
27
Electrical Adjustment
28
Servo Circuit
28
Switching Point
28
Slow Tracking Preset
28
Syscon Circuit [HR-J690EU/J790EU]
28
Timer Clockl
28
Packing and Accessory Assembly<M1
29
Final Assembly<M2
31
Mechanism Assembly<M4
33
Electrical Parts List
34
Main Board Assembly<03
34
A/C Head Board Assembly<12
42
Adv.jog Board Assembly<38> [Hr-J790Eu/J795Ek/J795Ms]
42
Loading Motor Board Assembly<55
42

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