Home
JVC
Stereo System
MX-GA8
JVC MX-GA8 Service Manual
4
of 1
of 1 rating
59 pages
Give review
Manual
Specs
To Next Page
To Next Page
To Previous Page
To Previous Page
Loading...
1-24 (No.MB080)
SECTION 5
TROUBLESHOOTING
5.1
Amplifier
Power Malfunction :
COMMON
Front board micon -com
VDD(5V) normal?
UIC1 pin no.17,46,90
FRONT board PWR-SENS
voltage normal?
(pin no.9;5V)
Main board PIC02(L4959)
pin No.2 ,10 Input
voltage normal?
Front board
Does UX102 (10MHz)
oscillate?
Front board
When the power is
ON 'H' displays at pin
no.80 (UIC01)
Check the Main board
PIC02 (L4959)
-Check the Main board
PIC02 (L4959)
-Check the Front board
UD103 (IN4002)
-Check the Main board;
PBD01 (PBL403) RFS9
-Check the Power board;
Fuse P/T,RFS2,RFS5,RFS6
-Check the Main board;
PR212, PZ101, PR213
PR214, PR215, PD201
No
No
No
No
No
Yes
Yes
Yes
Yes
Yes
Replace micon -com
23
25
Table of Contents
Table of Contents
1
Specification
2
Precaution
3
Safety Precautions
3
Warning
3
Critical Parts for Safety
3
Preventing Static Electricity
4
Grounding to Prevent Damage by Static Electricity
4
Attention When Traverse Unit Is Decomposed
4
Handling the Traverse Unit (Optical Pickup)
4
Specific Service Instructions
5
Removing the CD Tray Fitting
6
Removing the Metal Cover
6
Main Body
6
Disassembly
6
Removing the CD Changer Unit
7
Removing the Front Panel Assembly
8
Removing the Heat Sink & Amp. Board
9
Removing the Tuner Board
9
Removing the Rear Panel
9
Removing the Main Board
10
Removing the Power Cord
10
Removing the Power Ics
10
Removing the Power Transformer
10
Removing the Headphone Jack Board
11
Removing the Front Board
11
Front Panel Assembly
11
Removing the CD Switch Board
11
CD Changer Unit
12
Removing the CD Tray
12
Reinstall the CD Tray
12
Removing the Sensor Board
13
Removing the Turn Tray Motor
13
Removing the CD Mechanism Holder Assembly
15
CD Mechanism Section
16
Removing the Pickup Unit
16
Removing the Motor Board
16
Removing the Feed Motor
16
Remove the Erase Head
17
Cassette Mechanism Section
17
Removing the R/P Head
17
Removing the Motor
18
Removing the Mechanism Board
18
Removing the Flywheel
18
Speaker Section
19
Removing the Side Panel
19
Removing the Side Speaker
19
OSC Voltage
20
Tuner
20
Adjustment Location of Tuner PCB
20
Adjustment
20
FM THD Adjustment
21
AM(MW) I.F Adjustment
21
FM Auto Search Level Adjustment
21
FM Search Level Adjustment
21
Cassette Deck
22
To Adjust Tape Speed
22
Recording /Play Head
22
To Adjust Playback Level/Rec
23
Adjust Deck 1 Play Level
23
Adjust Desk 2 Play Level/ REC BIAS
23
Power Malfunction : COMMON
24
Amplifier
24
Troubleshooting
24
No Output : MXGA7/GA8
25
Tuner Malfunction(FM/AM) : COMMON
26
Tape : COMMON
27
CD
28
POWER on and CD FUNCTION
28
MP3 Parts
29
Mp3 Function
29
Contents
31
Block Diagram
33
Standard Schematic Diagrams
34
Main Section
34
Amp. Section
35
Front Section
36
Pirnted Circuit Boards
37
Power Board
37
Front Board
38
Trans Board
38
Parts List
41
CD Changer Mechanism
42
Exploded View of General Assmbly and Parts List
42
General Assembly
44
Speaker Assmbly and Parts List
45
CD Changer Mechanism Assembly and Parts List
46
Cassette Mechanism Assembly and Parts List
48
Cassette Mechanism
49
Electrical Parts List
50
Main Board
50
Front Board
52
Packing Materials and Accessories Parts List
58
Packing and Accessories
59
Other manuals for JVC MX-GA8
Instructions
32 pages
4
Based on 1 rating
Ask a question
Give review
Questions and Answers:
Need help?
Do you have a question about the JVC MX-GA8 and is the answer not in the manual?
Ask a question
JVC MX-GA8 Specifications
General
Brand
JVC
Model
MX-GA8
Category
Stereo System
Language
English
Related product manuals
JVC MX-GA77
89 pages
JVC MX-GA3V
65 pages
JVC MX-GC5
30 pages
JVC MX-GB5
34 pages
JVC MX-G71R
86 pages
JVC MX-KB2
73 pages
JVC MX-JD8
85 pages
JVC MX-D2T
104 pages
JVC MX-J700
90 pages
JVC MX-J900
132 pages
JVC MX-K350V
36 pages
JVC MX-DVB10
131 pages
To Next PageTo Next PageTo Previous PageTo Previous Page
Loading...
Need help?
General
