MVH-280FD/XNEW5
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C
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CONTENTS
SAFETY INFORMATION .....................................................................................................................................2
1. SERVICE PRECAUTIONS................................................................................................................................4
1.1 SAFETY PRECAUTIONS...........................................................................................................................4
1.2 NOTES ON DISASSEMBLY / ASSEMBLY .................................................................................................4
1.3 NOTES ON REPLACING PARTS ...............................................................................................................4
1.4 NOTES ON ADJUSTMENT........................................................................................................................4
1.5 OTHERS.....................................................................................................................................................4
2. SPECIFICATIONS.............................................................................................................................................5
2.1 SPECIFICATIONS ......................................................................................................................................5
2.2 DISC/CONTENT FORMAT .........................................................................................................................5
3. BASIC ITEMS FOR SERVICE ..........................................................................................................................5
3.1 CHECK POINTS AFTER SERVICING .......................................................................................................5
4. BLOCK DIAGRAM ............................................................................................................................................6
4.1 BLOCK DIAGRAM......................................................................................................................................6
4.2 POWER BLOCK DIAGRAM .......................................................................................................................7
5. DIAGNOSIS ......................................................................................................................................................8
5.1 OPERATIONAL FLOWCHART ...................................................................................................................8
5.2 ERROR CODE LIST...................................................................................................................................9
5.3 CONNECTOR FUNCTION DESCRIPTION .............................................................................................11
5.4 FUSE CHECK...........................................................................................................................................12
6. SERVICE MODE.............................................................................................................................................13
6.1 DISPLAY TEST MODE 1..........................................................................................................................13
6.2 DISPLAY TEST MODE 2..........................................................................................................................14
6.3 SOFTWARE VERSION UP METHOD......................................................................................................15
7. DISASSEMBLY ...............................................................................................................................................16
8. EACH SETTING AND ADJUSTMENT ............................................................................................................18
8.1 PCL OUTPUT CONFIRMATION...............................................................................................................18
9. EXPLODED VIEWS AND PARTS LIST ..........................................................................................................18
9.1 PACKING ..................................................................................................................................................19
9.2 EXTERIOR ...............................................................................................................................................21
10. SCHEMATIC DIAGRAM................................................................................................................................23
10.1 TUNER AMP UNIT (VEHICLE I/F PART) ...............................................................................................23
10.2 TUNER AMP UNIT (SYS REGULATOR PART)......................................................................................24
10.3 TUNER AMP UNIT (SUPPLY FOR POWER PART)...............................................................................25
10.4 TUNER AMP UNIT (OTHER SUP PART)...............................................................................................26
10.5 TUNER AMP UNIT (SYSTEM U-CON PART) ........................................................................................27
10.6 TUNER AMP UNIT (I/F I-POD PART) ....................................................................................................28
10.7 TUNER AMP UNIT (EVOL PART) ..........................................................................................................29
10.8 TUNER AMP UNIT (LITHIO PART) ........................................................................................................30
10.9 TUNER AMP UNIT (S11_6I/F MECHA VD PART) .................................................................................31
10.10 TUNER AMP UNIT (EXTERNAL I/F PART) .........................................................................................32
10.11 TUNER AMP UNIT (POWER AMP IC PART).......................................................................................33
10.12 KEYBOARD UNIT ................................................................................................................................34
11. PCB CONNECTION DIAGRAM ....................................................................................................................35
11.1 TUNER AMP UNIT .................................................................................................................................35
11.2 KEYBOARD UNIT ..................................................................................................................................37
12. ELECTRICAL PARTS LIST ...........................................................................................................................39
