Daewoo NC-8913 Service Manual page 17

1 Schematic Diagram Title
FRONT Section
2
3
IC102
3 2
INPUT OUTPUT
GND
SA1117BH-3.3
CE006
AM ANT
AM ANT PCB
4
Q004
D
2SK544E
G
S
HR022
HR023
L012 10K
HC031
560UH 1K
223PF
5
PC101-D-D
CF4
7
HC006
HC007
HC008
104PF
104PF 104PF
7
24
HR031
0 1/4W
IC101
TA2111N
8
FMRF
FM ANT
30PF 30PF 1
HC002
HC001
9
HC004 HR001
104PF
150K
+9V(UN-SW)
TU-L
TU-L
1
AGND
AGND
2
TU-R
TU-R
3
ADMUTE
ADMUTE
H/P-MUTE
4
HD708
KDS160
H/P-IN/L
H/P-IN/L
5
H/P-IN/R H/P-IN/R
6
-9V-SW
-9V-SW
7
+9V-SW +9V-SW
8
+9V(UN-SW)
+9V(UN-SW)
9
HR783
+9V(UN-SW)
Q705
HR766 HR734
LD702 LD701
C
NC-891XDU/DE FRONT SCHEMATIC DIAGRAM
HC026
HR017
56k
30PF
HR015
CW002
HR013 0
HC027 HC030 HC029
CW001
CN001 102PF
HC025
2PF Q002 Q001
S9018
HR030 0 1/4W
PC101-D-C
HC018
PC101-D-A
103PF
PC101-D-B
HR026 1K
CF3 3K3
HR029
M1037B
HC012 130PF
CF1 L009
HQ014
CF2 A111S
D
HQ013 A111S
HC016
HC011
HC013 104PF
4PF
105PF
23 22 21 20 19 18 17 16 15 14 13
CE003
1UF/50V
DECODE
AF CE002
FM AM VCD
1UF/50V
OSC OSC AM DIVIDE
BUFF
FM
MUTE
HC020 HC021
103PF 103PF
ST/MO
AM
MIX FM/AM
AM FM LEVEL
DET DET DET
FM AM FM
AGC
MIX IF
IF
TUN ST
HR009 HR010
LED LED
12K
12K
11
2 3 4 5 6 7 8 9 10 12
HR019
1K
HR003
330
CF003
HC005
HR011 HR012
HC022
105PF 10.7MG77
L008 75K 75K
CF002
CF001 332PF
455KHZ 10.7MA5
HR002
330
AGND
H/P
HR762
3.9K HR760 18K
HQ707
HC721
C111S
150PF
HR764
56K
HC725 HC723
ADMUTE NC 330PF
HQ709
A111S 6
HR767 CE710 2.2UF/50V
H/P-IN/L
5
1.2K
IC702
BA4560F
H/P-IN/R HR768
CE711 2.2UF/50V
3
1.2K
2
HQ708
HC724
C111S
HC726 330PF
HR787 HR788
HC722
HR765
NC
8.2K 8.2K
56K
150PF
HR763
HR761
3.9K
18K
HC028
VR701
VOL-UP
2 3 VOL-DN
472PF CE005 HC032
HR018 100UF/6.3V 104PF
330
HR701 HR702
10K 10K
HR703 HR704
10K
10K
Q003
S9018
HC701 HC702
103PF
104PF
IC700
CS9255
HC703
103PF
X702
0
HR005
3.3K HR747
32.768KHZ
X701
HC706
32.768KHZ
HQ015
C111S
15PF
P-DATD
H/P-SEN
P-CLK
HC707
HR024 HR025
HC019
105PF 10K 10K 15PF
100K
104PF
HR706 HC728
+9V-SW
ADMUTE
Q005
D8550S
HR707 1K
HR006
150R COM7
HR007
COM6
COM5
COM4
22K
HQ016 COM3
C111S 4.7V
470 COM2
DZ001
HR008
+3V3
220K
Q006
HR708
S8050D
PC5
HR020
1K PB3 PB3
HC711 10K 10K
30PF
HR709
HR710
1K
HR712
HR713 1K
PB0
PB0
PC7
PC7
P-DATD HR715
1K
P-CLK 1K
HR716
1K
PC5 HR717
HC023
HC024
220UF/6.3V
104PF
332PF
CE004
+9V(UN-SW)
HC033
105PF
HC713
104PF
3.3V
HZ702
ADMUTE
HQ705
C111S
HC719
C111S
104PF CE706 HC717
HQ703
103PF
47UF/16V
HR755 HR751
4
10 10k
HR756
7
CE707 33UF/25V
22
CE708 33UF/25V HR757 HR752
1
22 HR753 10k
HR758
2K2
8
10
HC718
HC720
CE709 103PF
104PF
220UF/16V HC328
HQ706
HD709 103PF
C111S
KDS160
NC-8911
HR762 3.9K
HR763
3.9K
LC701
+3V3
HR748 HR749
1K 47K
SW701
3
2 PA6
PLAY/PAUSE
1
IC703
DT1838
D701 IN4148
SW705 D702
POWER
IN4148
HR769 SW706
1k
FOLDER+10
SW709
SOURCE
SW707
SW712
OPEN/CLOSE
EQ/UBS
PA7
HR746
10K HR744
SEG10 SEG10 HR745 HR743
17 10K
OSCXO/PD1 10K 10K
18 SEG11 64 SEG11
19 OSCXI/PD0 SEG12 63 SEG12
VPP SEG13 62
20 SEG13
RESET SEG14
21 61 SEG14
22 OSC1 IC701 SEG15 60 SEG15
VDD SEG16 59
23 SEG16
PSGOB SEG17
24 58 SEG17
25 PSGO CA6808F SEG18 57 SEG18
GND SEG19 56
26 SEG19 HR742
PWRT SEG20
27 55 SEG20 10K
HR741
28 COM7 SEG21 54 SEG21
COM6 SEG22 53 SEG22 10K
29
COM5 SEG23
30 52 SEG23
HR740 1K
31 COM4 PC0/SEG24 51
COM3 50
32 PC1/SEG25
COM2
49
HR722 1K
HR739
1K
HR721 1K
HR733 1K
1K
HR723
1K
HR724
HR725 1K
10K
HR726
470R
HR728
HR711 1K
HC709 HC710
10K
30PF 30PF HR730
HR778
CE703
10K
10UF/16V
D707 IN4148
10K
HR727
S8050D
1K
1K
Q702
HR718
HR750
Q701
S8550 HR720
1K
1K
HR719
5.6V GND_POWER
47UF/10V
CE702 HZ701
CE721
47UF/10V
IC704
HQ717
SA1117BH-3.3 C107S
H/P JACK
2 3
OUTPUT INPUT
HC732 GND
104PF
CE701
5
47UF/10V
4
2
HL704
JUMPER
3
6
7
5
GND1 GND
1
JW765 6
1 2 GND2 D-
USB-JACK
J701
L701 D-
1 2 VCC
4
3
J702
HC729
JW766 104PF
1 2
HC329
103PF
PSM OPTION
NC-8913/8915
HR780 HR781 HR782 HR789 HR790 CE713 LD703 HQ717/710
6.2K
W PSM
10K 3K9 390 10K 1K 47/10 RED C107S
6.2K
X
W/O PSM X X X X X X X
PA4
PA5
SW702 SW704
STOP/CLEAR BACK
SW703 SW708
MO/ST
NEXT
D704
D703 IN4148
IN4148 SW711 SW710
TIMER
FOLDER-10
D705
IN4148
D706
IN4148
CN704
10
CD-IRC
9
CD-STB
8
CD-CLK
7
CD-DATA
6
CD-POWER
5
OP/CL-SW
4
OPEN-M+
3
CLOSE-M-
2
CD-DECT
1
CD-MUTE
IN4148 D708
CN701
F-SDA
F-SCL
GND
M-POWER/ON
PSM-OUT
LD703 PSM-VCC
RED
HR781 3.9K
CE713
HQ710
C107S
WITH PSM OPTION
USB JACK PCB
4 GND
1
HL706
3 JUMPER USB-D+
2
HL707
2 JUMPER USB-D-
3
HL710 JUMPER
1 USB-5V+
4
HL005 CN707
CE704
HC730
JUMPER
100UF/10V
104PF
TO CD MP3 PCB
GND
COMPANY: DAT HK LTD.
NEW MODEL
TITLE: FRONT SCH
DRAWN: CHECKED: APPROVED:
SIDE:A3
DATE:2009.07.04 REV:3.0
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