Kenwood KDC-4551UB/455UW Service Manual page 33

SWITCH UNIT (X16-704x-xx)
CN601
CNDET 20
PANDAT 19
FL+B 18
USB5V 17
D- 16 D-
D+ 15 D+
USBGND 14
X34-
CN701
SYSDA 13 13
1/2
VFDCE 12 12
A
VFDCLK 11 11
VOL2 10 10
VOL1 9 9
VFDINH 8 8
REMOCON 7
11.5V 6
ACC3.3V 5
GND 4
AUX G 3
AUX R 2
AUX L 1
J602
1
2
AUX
3
CN603
VCC
1
D-
2
USB
D+
3
GND
4
(X16-704x-xx)
UNIT
CATEGORY MODEL NAME
No.
KDC-U449 2-70
KDC-U5049 3-01
ENTRY USB KDC-4551UB 2-73
KDC-455UW 2-71
KDC-4651URY 2-72
ENTRY HD KDC-HD548U 0-11
IC602 : KSM-2003TN5B
Q602,610-612
: RT1P141C-X
Q603 : RT1N241C-X
D608
REMO.CON.
∗
IC602
D607
D606
D605
D604
C621
D603
0.1
D602
D601
C682 27P
C681 27P
D686
D685
LF601
D653,654,656-658,
DESTI- D652,655,659,
660-663,671,
665-669,680
NATION
674,675,677,678
M1 B30-3210-05
C1 B30-1780-05 YES
E1 B30-3210-05
E2 SMLE12WBCR1R2X
E3 B30-1779-05
K B30-3210-05
D601-608,685,686 : DZ2J051/M/-X
D651 : B30-1566-05
D652,655,659,665-669,680
:
∗
FL601 : QLF0202-001
Q610
R639
C617
100
470P
2.5V
C618
1000P R640
100
R615
47K
EN601
ENCODER
AUDIO
Q603
S612
3.2V
0V
R622
0
S607
3.2V
Q602
Q602
S604
PAN
3.3V
DISP
DIMMER
DIMMER
1 2 3 4
D664 D670
B30-3210-05 B30-3210-05
B30-1780-05
B30-3210-05 B30-3210-05
SMLE12WBCR1R2X SMLE12WBCR1R2X
B30-1779-05 B30-1779-05
SMLE12WBCR1R2X B30-3210-05
D653,654,656-658,
660-663,671,674,
675,677,678
D664
D670
D672,673,676,679
7.5V
Q611 11.2V
2.5V
R613
Q612
100
1G
S613 S614
KEY
MATRIX
6 5 4
S608 S609 S610
3 2 1 BAND
S605 S606 S616
IPOD/BT
(ACCENT)
LED
5 6
KDC-4551UB/455UW/4651URY/U449/U5049 (2/2)
D672,673,676,679
IC602 R648
B30-3210-05 YES 560
YES 560
B30-3210-05 560
SMLE12WBCR1R2X 560
B30-1779-05 YES 470
SMLE12WBCR1R2X YES 680
: B30-1780-05
:
∗
:
∗
:
∗
TAG ST
BT IN
RDS TI
C611
0.1
C612
0.1
TL621
KS1
S615
TL622
KS2
S611
TL623
KS3
S602
EJECT
TL624
KS4
S603
SRC
R653,654,
R658, R673,
656,657,
R652 R655 R659
669 674
670,671
680 750 750 15K YES
470 470 YES 560 390
680 750 750 15K YES
680 750 750 15K YES
560 750 750 15K YES
680 750 750 15K YES
SIGNAL LINE
GND LINE
B LINE