SD-EX220H
6 – 12
0.01
10K
1/50
DS1SS133
DS1SS133
10K
10K
1K
1K
1K
100P(CH)
0.022
1/50
15K
150K
1K
1K
1K
1.2K
1K
1K
0.022
1.5K
1.8K
1K
1K
1.8K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1.2K
1K
10K
10K
0.001
100P(CH)
2.2K
1K
0.001
1.5K
DS1SS133
DS1SS133
1K
1.8K
1K
100P
100K
0.001
4.7K
304VT2E2
1K
1.2K
10K
10K
2.7K
FL DISPLY
IX0557AW
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
1K
10/16
2.2
µH
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62
16 17 18 19 20
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15
0.01
2.7K
1.5K
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 2
D_GND
CHASSIS_GND
-VP
V+ VF1
V- VF2
POWER
+5.6V
PROTECT
+B_CHK
FAN_MOTOR
FAN_LOCK
RDS_CLK
RDS_DATA
TUN_SM
KEY3
KEY2
D_7
D_6
D_1
D_3
S_20
S_21
O/C_SW
S_18
S_19
S_7
S_5
S_2
D_4
LID_SENS
S_1
PROTECT
RDS_RDY
S_9
PWR_LEV_2
S4
S_4
S_10
S_24
S_3
D_9
S_9
S_8
RESET
RDS_RST
+B_CHK
SP_RELAY
S_12
S_13
S_5
S_6
H/P_SW
S_10
S_11
KEY1
S_16
S_17
S_7
S_8
D_2
S_6
SURROUND
S_14
S_15
S_22
S_23
D_8
S_18
S_17
PWR_LEV_1
S_MUTE
D_5
S_16
S_15
S_14
S_13
S1
9
S_12
S_11
KEY1
SYSTEM
MICROCOMPUTER
CHASSIS GND
40V RELAY
+5V(BACKUP)
+5V(UNSW)
SUB TRANS+B
SUB TRANS+B
(USWD)
+5.6V
FÐ
FÐ
V-
V+
NP
NP
P24
P23
P22
P21
P20
P19
P18
P17
P16
P15
P14
P13
P12
P11
P10
P9
P8
P7
P6
P5
P4
FAN
MOTOR
P_IN
PROTECT
-VP
+B CHK
GND
CNVSS
V
PP(FLASH)
ILU_LED
+B
CHK
PWR
L
EV
2
PWR
L
EV
1
FAN
LOCK
SEG18
SEG17
SEG16
SEG15
SEG14
SEG13
SEG11
SEG12
SEG10
SEG9
SEG8
SEG7
SEG6
SEG5
SEG4
SEG3
SEG2
SEG1
POWER
DAC_CLK
DAC_DATA
TUN_SM
DAC_ML
RDS_RDY
RDS_CLK
RDS_DATA
RDS_RST
(MOT
LOCK)
DIG7
DIG8
DIG6
DIG5
DIG4
DIG3
DIG2
DIG1
H/P
S
W
BASS/TREBLE
POWER
DIG9
KEY1
INI
VEE
VREF
SP
RELAY
TIMER_STBY
S
M
UTE
O/C
SW
PROTECT
LID
SENS
VOLUME DOWN
OPEN/C
AVSS
SURROUND
RESET
SKIP/TUNING UP
VOLUME UP
SKIP/TUNING
DOWN
PLAY/PAUSE
AUX
TUNER
(BAND)
STOP
3
2
1
4
5
11
6
7
8
9
10
12
6
5
1
3
4
7
8
9
10
11
O/C_SW
1
2
CLOSE
OPEN
1
2
1
2
SWITCH PWB-B3
CNP931
6-1
4
2-B
TO
POWER
P
WB
10K
+B
+B
+B
+B
+B
+B
+B
+B
+B
• NOTES ON SCHEMATIC DIAGRAM can be found on page 5-1.
FL601
C618
IC701
C624
C635
C619
R690
R693
R692
R691
BI771
CNS771
C770
R771
R770
CNP771
SW771
CD DOOR
OPEN/CLOSE
R682
R681
C785
R734
R733
R603
R737
R602
R601
C623
R700
R699
R714
C625
R710
R709
C622
L602
R719
R652
R651
R620
R614
R610
R613
R607
R608
R619
R618
R606
R612
R615
R616
R611
R739
R609
LED601
C605
SW606
R738
D608
R71
R720
SW604
C602
C603
D617
C604
R673
C601
R718
SW607
R721
D603
D604
R728
BI601
CNS601
R716
SW601
SW602
SW615
SW608
SW611
SW612
R724
SW61
R725
R696
R695
A
B
C
D
E
F
G
H
1
2
3
4
5
6