3
HCD-J300
Self-diagnosis display
This system has a Self-diagnosis display
function to let you know if there is a system
malfunction. The display shows a code made
up of three letters and a message alternately to
show you the problem. To solve the problem
refer to the following list. If any problem
persists, consult your nearest Sony dealer.
C11/Protected
The MD is protected against erasure.
Remove the MD and slide the tab to close the
slot (see page 16).
C12/Cannot Copy
You tried to record a CD or MD with a format that
the system does not support, such as a CD-ROM.
p
Remove the disc and turn off the system once,
then turn it on again.
C13/REC Error
Recording could not be performed properly.
p
Move the system to a stable place, and start
recording over from the beginning.
The MD is dirty or scratched, or the MD does not
meet the standards.
Replace the MD and start recording over from
the beginning.
The MD deck cannot read the disc information
properly.
Remove the MD once, then load it again.
The MD deck cannot read the disc information
properly.
p
Replace the MD.
p
Erase all the recorded contents of the MD using
All Erase Function (see page 27).
C41/Cannot Copy
The sound source is a copy of commercially
available music software.
p
The Serial Copy Management System prevents
making a digital copy (see page 47).
1. SERVICING NOTES
······················································ 4
2. GENERAL
·········································································· 9
3. DISASSEMBLY
······························································ 11
4. TEST MODE
··································································· 21
5. MECHANICAL ADJUSTMENTS
···························· 27
6. ELECTRICAL ADJUSTMENTS
······························ 27
7. DIAGRAMS
7-1. CIRCUIT BOARDS LOCATION ····································· 40
7-2. BLOCK DIAGRAM – CD SECTION – ··························· 42
BLOCK DIAGRAM – MAIN SECTION – ······················ 43
BLOCK DIAGRAM – MD SECTION – ·························· 44
BLOCK DIAGRAM – PANEL SECTION – ···················· 45
7-3. PRINTED WIRING BOARD – CD BOARD – ················ 46
7-4. SCHEMATIC DIAGRAM – CD BOARD – ····················· 47
7-5. PRINTED WIRING BOARD – BD BOARD – ················ 48
7-6. SCHEMATIC DIAGRAM – BD BOARD (1/2) – ············ 49
7-7. SCHEMATIC DIAGRAM – BD BOARD (2/2) – ············ 50
7-8. PRINTED WIRING BOARDS – AUDIO SECTION – ···· 51
7-9. SCHEMATIC DIAGRAM – AUDIO SECTION (1/2) – ··· 52
7-10. SCHEMATIC DIAGRAM – AUDIO SECTION (2/2) – ··· 53
7-11. PRINTED WIRING BOARD – TC BOARD – ················· 54
7-12. SCHEMATIC DIAGRAM – TC BOARD – ······················ 55
7-13. PRINTED WIRING BOARD – DIGITAL BOARD – ······ 56
7-14 SCHEMATIC DIAGRAM – DIGITAL BOARD – ··········· 57
7-15. PRINTED WIRING BOARDS – CONTROL SECTION – ··· 58
7-16 SCHEMATIC DIAGRAM – CONTROL BOARD – ········ 59
7-17. PRINTED WIRING BOARD – POWER BOARD – ········ 60
7-18. SCHEMATIC DIAGRAM – POWER BOARD – ············· 60
7-19. IC BLOCK DIAGRAMS ·················································· 61
7-20. IC Pin Function Description ·············································· 63
8. EXPLODED VIEWS
····················································· 71
9. ELECTRICAL PARTS LIST
····································· 80
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