Service manual

CD-DK890N
4 – 2
Figure 4-2: MAIN BLOCK DIAGRAM (2/2)
IC854
AN78L05
RELAY
DRIVER
D842 -
D845
+B5
+B10
+B11
UHSW_5.6V
IPOD_+5V
R860
10 ohm/
5 WATT
IPOD_3.3V
+B PROTECT
+B6
VL+
VLÐ
VHÐ
PT841
SUB POWER
TRANSFORMER
+B6
SW5V
D803
D863
IC851
AN80T53
VOLTAGE REGULATOR
D905
AC 120 V ~ 60 Hz
ÐVF
VF2
VF1
AC_RLY
Q801
+B3
+B7
+B4
+B8
D+5V
+B9 A_+5V
+B1
+B2
ÐB1
ÐB2
+B8
+B7
R
L
+B5
RX701
JOG701
JOG
VOLUME
SENSOR
REMOTE
D804
D802
D801
RL914
JK692
HEADPHONES
MOTOR
DRIVER
SPEAKER
RELAY
PT801
MAIN POWER
TRANSFORMER
M901
FAN MOTOR
SO902
SPEAKER
TERMINAL
M
Q906
Q905
Q712
Q713
Q904
Q901
Q903
Q902
D906
D907
2.5A/125V
F803
2.5A/125V
F804
4A/125V
F805
RL841
F801
4A/125V
F802
4A/125V
L-OUT
R-OUT
CLK
8.388 MHz
RESET
L-CH
R-CH
AC POWER
SUPPLY CORD
R
EC/PLAY
VLOAD
RESET
CP_SOMO CP_CLK
CD_D0 CD_D1
CD_CLK
CD_CE
CP_SOMI
IPOD_DETECT
IPOD_TX
IPOD_RX
F1 F1
F2
F2
+B5
+B5
+B5
VDD
VDD
SP_RLY
VDD
SP. DET.
-
CE
DI
DO
XL701
-
BIAS
T1/T2
AVDD
PHOTO
SP_DET
REMO CON
SW707-SW716
SW701-SW705
KEY
SECTION
TO CD
T.F.
IC701
IXA201AW
SYSTEM
MICROCOMPUTER
FL DISPLAY
FL701
5150
27 4712 54
78
98
26
25
1
2
4
6
3334
11
7
8
2
5
6
VH+
1
3
3
7
2
6
1
1
14
18
99
79
1
2
3
100
17 1642 18 13 10 43 44 45 46
41
55 5
27
268
1415408
-
-
CONSTANT
VOLTAGE REGULATOR
LD+8V
M+13V
A+10V
+5V
IC901
---
57 77
-
IC901
STK412-410
POWER AMP.
Q841
BIAS
T1/T2
80
20
22
21
30 29 2831
32
9
18
+B5
+B5
S
P_RLY
F
VDD
1
1
3
2
3
IC852
KIA7805AP
IC892
AP2213M33E