SERVICE MANUAL
COPYRIGHT © 2010 Victor Company of Japan, Limited
No.MA478<Rev.001>
2010/11
CD RECEIVER
MA478<Rev.001>
2010
11
SERVICE MANUAL
KD-R420J, KD-R421E, KD-R421EU, KD-R421EY,
KD-R422E, KD-R422EU, KD-R422EY, KD-R424UI,
KD-R425U, KD-R425UH, KD-R425UN, KD-R426U,
KD-R426UH, KD-R426UN, KD-R426UT,
KD-R427EE, KD-R428J, KD-R428UF, KD-R45E,
KD-R45EY, KD-R47EE, KD-R527EE
COPYRIGHT © 2010 Victor Company of Japan, Limited
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
Lead free solder used in the board (material : Sn-Cu, melting point : 230 Centigrade)
TABLE OF CONTENTS
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-17
KD-R420,KD-R424,
KD-R425,KD-R426,
KD-R428
ONLY
KD-R420,KD-R428
ONLY
KD-R421,KD-R422
KD-R427, KD-R45,
KD-R47, KD-R527
ONLY