MDX-C8900R (serv.man2) - Sony Car Audio Service Manual (repair manual)

Model: MDX-C8900R (serv.man2)
Pages: 6
Size: 506.16 KB
Type: PDF
Document: Service Manual
Brand: Sony
Device: Car Audio / SUPPLEMENT-1
File: mdx-c8900r-sm2.pdf
Date: 2018-11-20

Next: Sony MDX-C8900R (serv.man3) Service Manual

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SERVICE MANUAL
MDX-C8900R
AEP Model
UK Model
SUPPLEMENT-1
File this supplement with the service manual.
Subject: Audio board Modification
(ECN-CSB00154)

– 2 –
1.
DISCRIMINATION
[AUDIO BOARD]
 (COMPONENT SIDE)
Former : 1-671-081-11
New
: 1-671-081-12
2.
DIAGRAMS
2-1.
NOTES  FOR  PRINTED  WIRING  BOARDS  AND  SCHEMATIC  DIAGRAMS

Note on Printed Wiring Board:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
• b
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side)
the parts face are indicated.
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted.  pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in 
Ω
 and 
1
/
4
 
W or less unless otherwise
specified.
•
U
: B+ Line.
• Power voltage is dc 14.4V and fed with regulated dc power
supply from ACC and BATT cords.
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
• Circled numbers refer to waveforms.

– 3 –
– 4 –
MDX-C8900R
2-2.
PRINTED  WIRING  BOARD  – AUDIO Section –
• Semiconductor
Location
(Component Side)
Ref. No.
Location
D901
B-3
IC906
C-9
Q901
B-4
• Semiconductor
Location
(Conductor Side)
Ref. No.
Location
IC901
B-6
IC902
A-8
IC903
A-9
IC904
A-2
IC905
A-3
IC907
C-9
IC908
B-9
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     
(See page 50 on Service Manual.)

MDX-C8900R
– 5 –
2-3.
SCHEMATIC  DIAGRAM  – AUDIO Section –
– 6 –
(See Page 53
on Service Manual.)

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Here you can read online and download Sony MDX-C8900R (serv.man2) Service Manual in PDF. MDX-C8900R (serv.man2) service manual will guide through the process and help you recover, restore, fix, disassemble and repair Sony MDX-C8900R (serv.man2) Car Audio. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.

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