CD RECEIVER
KDC-1028/128/128CR/128/L4
/129/129S/229
KDC-2031SA/SAY/SG/SGY
SERVICE MANUAL
SWITCH UNIT (X16) TYPE 2
Illustration is KDC-1028
This service manual handles only switch unit (X16) for type 2.
Besides, please refer to the service manual of each model.
Switch unit (X16) has been changed from the following serial number to type 2.
Following system microcomputer (IC1:X34) also changes at the same time as changing
switch unit (X16).
MODEL
SERIAL No.
KDC-1028
50106801~
KDC-128
50200001~
KDC-128CR
50200501~
KDC-128/L4
50200001~
KDC-229
50200001~
KDC-129
50200001~
KDC-129S
50200001~
KDC-2031SA
T0100401~
KDC-2031SAY
T0200001~
KDC-2031SG
T0100101~
KDC-2031SGY
T0200001~
VOL
AUD
SET UP
SCAN
FF
SWITCH UNIT
ELECTRIC UNIT MCU IC (IC1:X34)
(TYPE2 UNIT)
X16-3270-10
X34-3410-11
X16-3270-10
X34-3410-12
X16-3270-10
X34-3410-12
X16-3272-71
X34-3410-12
X16-3270-21
X34-3650-24
X16-3270-21
X34-3650-25
X16-3270-21
X34-3650-25
X16-3272-71
X34-3412-75
X16-3272-71
X34-3412-75
X16-3270-21
X34-3412-76
X16-3270-21
X34-3412-76
© 2005-4 PRINTED IN JAPAN
B53-0270-00 ( N ) 1708
/AUTO
AME
RDM
REP
TDF NAME
784225GC283A
TDF-51DB/O
784225GC283A
TDF-51D/O
784225GC283A
TDF-51DCR/O
784225GC283A
TDF-128/L4O
784225GC283A
TDF-229/O
784225GC283A
TDF-229/O
784225GC283A
TDF-129S/O
784225GC283A
TDF-2031SA/O
784225GC283A
TDF-2031SA/O
784225GC283A
TDF-2031SG/O
784225GC283A
TDF-2031SG/O
This product uses Lead Free solder.
TDF PANEL No.
Y33-2260-63
Y33-2260-64
Y33-2260-65
Y33-2260-11
Y33-2270-65
Y33-2270-65
Y33-2270-66
Y33-2280-66
Y33-2280-66
Y33-2280-67
Y33-2280-67