Kenwood KDC-1028 Service Manual
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Also See for KDC-1028:
- Instruction manual (72 pages) ,
- Service manual (34 pages) ,
- Service manual (34 pages)
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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
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Summary of Contents for Kenwood KDC-1028
- Page 1 KDC-2031SA/SAY/SG/SGY SERVICE MANUAL © 2005-4 PRINTED IN JAPAN B53-0270-00 ( N ) 1708 SWITCH UNIT (X16) TYPE 2 Illustration is KDC-1028 /AUTO SET UP SCAN This service manual handles only switch unit (X16) for type 2. Besides, please refer to the service manual of each model.
-
Page 2: Switch Unit
KDC-1028/128/128CR/128/L4/129/129S/229 KDC-2031SA/SAY/SG/SGY PC BOARD (COMPONENT SIDE VIEW) (FOIL SIDE VIEW) SWITCH UNIT SWITCH UNIT X16-327x-xx (J76-0140-02) X16-327x-xx (J76-0140-02) CP11 ESD GND TDF DET RTRY CCW DATAS REMO VFD RST FL+B RTRY CW ILL D GND X16-327x-xx X16-327x-xx Ref. No. Address Ref. - Page 3 KDC-1028/128/128CR/128/L4/129/129S/229 KDC-2031SA/SAY/SG/SGY (X16-3xxx-xx) (3G) (1GA) (2G) R80 47 1/2W R81 47 1/2W R82 47 1/2W REMOTE ∗ SW5V SENSOR (7-SEGMENT) +B SW 470P 2.2K TP70 FL SW11.25V D-GND 11.3V VDISP 2.2K GRID1 2.2K 11.3V GRID2 2.2K GRID3 SEG1 TP31 ILL D GND...
- Page 4 KDC-1028/128/128CR/128/L4/129/129S/229 KDC-2031SA/SAY/SG/SGY CAUTION : For continued ANODE CONNECTION safety, replace safety critical 2G 1GA,1GB c o m p o n e n t s o n l y w i t h NAME — manufacturer’s recommended — parts (refer to parts list).
-
Page 5: Parts List
0 OHM J 1/16W W12,13 R92-1252-05 CHIP R 0 OHM J 1/16W S70-0106-05 TACT SWITCH T99-0457-15 ROTARY ENCODER D71-77 UDZS5.6B ZENER DIODE K : KDC-1028, KDC-128, KDC128CR Indicates safety critical components. M1 : KDC-129, KDC-129S, KDC-229 E1 : KDC-128/L4, KDC-2031SA, KDC-2031SAY, KDC-2031SG, KDC-2031SGY... - Page 6 KDC-1028/128/128CR/128/L4/129/129S/229 KDC-2031SA/SAY/SG/SGY MEMO...