Sharp HT-CN300 - Page 17

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HT-CN300
Figure 17 SCHEMATIC DIAGRAM (4/17)
7
8 9 10 11 12
BACK-UP
UN_SW_5V
SW_5V
FW8
CNP708
TO
DSP PWB
P21 12 - F
-20DBATT
F_RLY
FAN_CONT
C_RLY
CCB_CE0
S_RLY
CLK
W_RLY
DATA
THERMO
CCB_DO
PROTECT
D_GND
POWER_LEVEL
B
C
E
B
C
E
3
2
1
2
1 2 3 4 5 6 7 8 9
10
GND
11 12 13 14 15 16 17 18 19 20
VCC
1
F4
2
F3
4
G1
5
G2
6
G3
7
G4
8
G5
9
G6
10
G7
11
G8
12
G9
13
P1
14
P2
15
P3
16
P4
17
P5
18
P6
19
P7
20
P8
21
P9
22
P10
23
P11
24
P12
25
P13
26
P14
27
P15
28
P16
29
P17
P18
RDS_RDDA
1
VDD1
2
RDS_READY
3
RDS_RDCL/KARA_LAC
4
/MIC_IN
5
RDS_RESET
6
-20_ATT
7
FAN_CONT
8
CCB_CE0
9
CCB_CE1
10
RESET
11
X2
12
X1
13
VPP/IC
14
XT2
15
SPN
16
VDD2
17
CLK
18
DATA
19
CCB_DO
20
CCB_CE2
21
FLD_CS
22
FLD_SCK
23
NO_USE1
24
FLD_SDATA
25
AVSS
26
POWER_LEVEL
27
PROTECT
28
THERMO
29
TUN_SM
30
DIST_1
31
DIST_0
32
KEY_1
33
KEY_0
34
AVDD
35
AVREF
36
SYS_STOP
37
DSP_RX-IN_OUT
38
DSP_STAND_BY
39
REMCON
40
VSS
41
REM_ACK_LED
42
SMUTE(NO_USE)
43
POWER_ON_LED
44
STAND_BY_LED
45
DSP_RST
46
VDD3
47
DSP_SMUTE_IN
48
DSP_POWER_IN
83
P9
84
P8
85
P7
86
P6
87
P5
88
P4
89
P3
90
P2
91
P1
92
G9
93
G8
94
G7
95
G6
96
G5
97
G4
98
G3
99
G2
100
G1
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
14
1
DISPLAY PWB-B1
IC604
VHC541AF
BUFFER AMP.
R633 1KR678 10K
R677 10K R676 10K
R666 3.3K R667 3.3K
R638 1.5K R637 1.5K
R635 1K
SW678
POWER
R636 10K
C622
4.7/50
R626 1K
R627 1K
R628 1K
R629 1K
R630 1K
R672 10K
R673 10K
R674 10K
R675 10K
R615 1K
R617 1K
R618 1K
R619 1K
R620 1K
R614 10K
R610 1K
C611
12P(CH)
C612
18P(CH)
X611
R602 1K
R603 1K
R604 1K
R605 1K
R606 1K
R607 1K
R608 1K
R609 1K
C601
1000/6.3
C600
0.022
IC601
UPD780206
SYSTEM
MICROCOMPUTER
Q691
KRC107 M
R691
1K
R692
100K
C690
1/50
FL690 DISPLAY
R690
3.3
R683
47K
D685
DS1SS133
D683
DS1SS133
D684
1N4004S
D681
DS1SS133
R680
4.7K
Q682
KRC107 M
D682
DS1SS133
R682
100K
C682
3.3/50
C681
0.022
C685
0.022
C686
0.1/50
C680
10/50
IC602
KA7042AP
VOLTAGE
REGULATOR
IC603
74VHC541AF
BUFFER AMP.
C620
0.022
D680
DS1SS133
CNP601