Samsung SMX-K40BN Service Manual page 12

Troubleshooting
ICA04
Main PCB COMPONENT SIDE
C 4 2 6
1 0 0 n F
C 4 2 5
1 0 0 0 0 n F
R 4 1 8 R 4 1 7
1 0 0 K 1 0 0 K
I C D 0 1 - A E 2
ICD01-K1
PI_ZOOM_AD
P I _ G N D 7
C 6 4 2
1 0 n F
C 6 2 5
CN401
1 0 0 n F
C 6 2 4
1 0 0 n F
R 2 2 9
2 2
R 2 2 5
2 2
2 2 R 5 0 5 R 5 0 2
0 R 2 2 7
1 0 0 K
2 2
2 2
C 6 2 1
1 0 0 n F
Main PCB CONDUCTOR SIDE
C 6 0 3
UNREG UNREG
1 0 0 0 0 n F
C 6 0 4
C 1 2 3
1 0 0 n F
1 0 0 0 n F
C 6 3 8
1 0 0 0 0 n F
IC103
C 6 2 2
1 0 0 n F
e
B 6 0 3
1 8 0 o h m
L103 2PIN
w
C 1 0 6
C 1 0 9
1 0 0 0 0 n F
2 2 0 0 0 n F
L 1 0 9
1 0 u H
C 1 0 7
L103 1PIN
2 2 0 0 0 n F w C 1 0 3
1 0 0 0 n F
C 1 0 1
1 0 0 0 n F
L105 1PIN
e C 1 0 2
0 . 1 n F
R 1 1 8 R 1 0 7
1 5 0 K
1 M / F
L 1 0 1
2 2 u H
L 1 0 2
2 2 u H
C O N 3 0 1
4-4
ICA03
C A 3 5 R A 6 1
1 0 0 n F 2 4 K
R A 6 0
2 4 K
R A 5 5 R A 5 8
R A 8 5
3 3 0 K 0 0
R A 5 2
3 3 0 K
C A 2 5
4 7 n F
R A 4 5
1 0 0 K
R A 1 5
1 0 0 K
C A 3 6
1 0 0 n F
C A 0 9
1 0 n F
R 9 2 9
20Kohm/F
C 9 2 5
1 0 0 n F
C A 1 0
C 4 4 7 C 4 5 0
1 0 0 n F 1 0 0 n F 1 n F
SW206 3,4 PIN
q
R 4 1 9
2 . 7 K
C 4 6 0
1 0 0 n F
R 4 4 2
1 K
X 4 0 1
R 4 6 1 1 2 M H Z
1 K
2 8 0 1 - 0 0 4 1 6 4
X 4 0 2
R 4 3 7
1 0 0 K 4 8 M H Z
2 8 0 1 - 0 0 4 7 8 4
R 4 6 0
0
R 4 3 3 C 4 5 7
0 1 0 0 n F
C 5 1 0 C 5 1 1 R 5 1 9 R 5 1 7 C 5 0 5 R 5 1 3 R 5 1 6
1 0 0 n F 1 0 0 n F 0
1 0 K / F 1 0 0 n F 4 7 1 0 K / F
L A 0 1 C A 2 9
1 0 u H IC501
1 0 0 0 0 n F
C A 3 0
L A 0 2
1 0 0 0 0 n F
1 0 u H
I C 5 0 1
A 3 S 1 2 D 4 0 E T P - G 5 C A 3 1
L A 0 3
1 1 0 5 - 0 0 2 0 2 5
1 0 u H 1 0 0 0 0 n F
C N 4 0 1
3 7 1 1 - 0 0 6 0 3 8
P I _ B A T T +
C 5 0 8 C 4 3 7 R 5 1 1 R 5 1 5 R 5 1 4
1 0 0 n F 1 0 0 K 1 0 0 K 1 0 0 K
1 0 0 n F
P I _ L C D _ B L 1 0 V
T P S 0 3
F101
32V/1.25A
C 8 0 1
1 0 0 0 0 n F
2.62V
F102
32V/1.25A
L105 2PIN
R103
B 6 0 4
220K
1 8 0 o h m
R104
7.5K/F
C 1 1 5
L106 2PIN
r
C 8 0 2
2 2 0 0 0 n F
1 0 0 0 0 n F
C 4 2 7
1 0 0 0 0 n F
B 4 0 1
1 8 0 o h m
L106 1PIN
r
IC101
L107 1PIN
t
C101
1000nF
L108 1PIN
y
C 1 1 3
D 1 0 2
1 S S 4 1 6
1 0 0 0 0 n F
y
C102
0.1nF
R101
R102
USB_SUSPEND
BATT_V_DET
*FROM/TO
DSP
LCD_CS
7-5 Charger (MainPCB)
LCD_CS
C 6 4 7
R A 2 3
1 0 n F
3 9 K LCD_SO
LCD_SO
C A 1 3
4 7 n F
LCD_SCLK
LCD_SCLK R A 2 4
3 3 0 K
LCD_HD
R A 0 4
LCD_HD
3 3 0 K
R A 8 4 LCD_VD
3 3 0 K
LCD_VD
R A 3 9 R A 3 8
1 0 0 K 1 0 0 K R A 3 7 C A 1 2
LCD_DCLK
1 0 0 K 4 7 n F
LCD_DCLK
ICA02
LCD_D[7]
LCD_D[7]
SYS_3V
LCD_D[6]
LCD_D[6]
LCD_D[5] FUNC_KEY2
LCD_D[5]
LCD_D[4]
LCD_D[4]
LCD_D[3]
LCD_D[3]
LCD_D[2]
LCD_D[2]
R A 1 6
LCD_D[1]
1 0 0 K
LCD_D[1]
LCD_D[0]
R A 2 8
1 0 K
LCD_D[0]
C A 1 4
0.47nF
R 6 0 4 R 6 6 4
0 0
SD_CMD
R 4 4 3
2 2
SD_CMD
SD_CLK
R 4 4 5
SD_CLK
44.2/F
P I _ G N D 4
SD_D[0]
R 4 2 7
SD_D[0]
3 3 K
SD_D[1]
R 4 2 6
SD_D[1]
5 6 K
SD_D[2]
SD_D[2]
C 4 4 8
SD_D[3]
1 0 0 n F
-
SD_D[3]
C 4 6 1 SD_nINS
KEY_HD-UP
0 . 0 1 2 n F
SD_nINS
SD_WP
SD_WP
KEY_POWER
ZOOM_AD P I _ G N D 6
ZOOM_AD
USB_DM
P I _ G N D 3
L B 0 1
USB_DM P I _ F U N C _ K E Y 1
2 2 u H
USB_DP
C B 1 4
1 0 0 n F
USB_DP
USB_5V
USB_5V
C B 0 5
R A 7 4
1 0 0 0 0 n F
0
R A 7 3
0
C B 0 6
*FROM/TO
2 2 0 0 0 n F
GYRO AMP
ICB02
H_REF
H_REF
I C B 0 2
H_AD
H_AD SM6661AB
1201-002787
VCC_GYRO3V
C A 3 3 R A 4 9
1 0 n F VCC_GYRO3V 0
R A 4 8
R A 0 9 R A 3 3 R A 3 4
1 0 K
1 0 K 1 0 K 1 0 K
R A 1 1
R A 7 7
C A 0 4 C A 1 5 C B 1 5 C A 1 6
C B 0 9
2 2 K 2 7 0 K
0.047nF
0.047nF 0.047nF
1 0 0 0 0 n F 2 2 0 0 0 n F
C A 0 5
R A 1 0 R A 3 5 R A 3 6
0.047nF
2 7 0 K 2 7 0 K 2 7 0 K
Fig. 4-1 SW206 3, 4 Pin
C 1 1 1 C B 1 7
1 0 0 0 0 n F 1 0 0 0 0 n F
ICA01
I C A 0 1
C A 1 7 R A 4 2
B H 9 9 9 0 G U
1 0 n F 2 2 K
P I _ B L 1 0 V _ F B
1 2 0 4 - 0 0 3 0 5 5
R A 7 2 R A 4 0
R 5 1 2 C 5 0 7
0 2 2 K
1 0 0 K
1 0 0 n F
7-3 DC/DC (MainPCB)
R A 8 7
0
R A 4 3
1 0 K
R A 4 7
0
C A 2 3
1 0 n F
3.02V
L103 2PIN
w
1.29V
CN801
4.98V
C 8 1 5
1 0 0 0 n F
R115 R120
R109
100K 1M/F
220K
R116 R121
34K/F 150K/F
R110
57.6K
R117
R111 R122
R105 L103 1PIN
w
220K
100K 220K
100K
C 8 0 6
1 0 0 n F
C 8 0 7
1 0 0 n F
IC102
L107 2PIN
t
23 C 8 0 8
INV3
4 7 0 n F
24
INV4
C 8 0 3
1 0 u F
25
INV2
26
F 1 0 2
GND
L 1 0 7
C103
3 2 V
1000nF
4 . 7 u H
27
VREGA
F 1 0 1
3 2 V
R 1 0 3
2 2 0 K / F
28
VCCOUT
C104 R 1 0 4
7 . 5 K / F C 2 0 2
1000nF
29
INV5 1 0 0 0 0 n F
R 1 0 5
1 0 0 K / F
30
VREF6
C 2 0 3
L 1 0 8
R106
1 0 0 0 0 n F
31
20K 4 . 7 u H
NON6
Q 1 0 2
32 UMF5
INV7
C 2 0 4
0506-001066
1 0 0 0 0 n F
33
INV8I
R107 R 1 2 7
L108 2PIN
3 . 3 K
150K
D 2 0 1
1SS393
0404-001096
R 1 2 5
2 2 K
Fig. 4-2 L103, L105, L106, L107, L108
R118
R112 R113
57.6K/F 34K/F 1M/F
R114 R119 R123
20K
34K/F 470K/F
R108
P I _ G N D 1
T P _ U 0 3
IC601
R201
100K
R202
15K/F
TP_U05
C 6 3 7 R 6 4 4
1 0 0 n F 4 . 7 K
C 6 3 5 R 6 4 5
1 0 0 n F 1 5 K
C 6 2 0 R 6 4 7 R 6 1 4
1 0 0 n F 1 0 K 0
SW201
12VDC
PI_KEY_POWER
R 6 3 0
4 7 DISPLAY
R 6 3 1
4 7
R 6 0 1
4 . 7 K
R 6 0 2
1 0 0 K
R 2 0 5 R 2 0 3
3 3 K / F 2 2 K / F
T P C 2 7
SW206
12VDC
POWER
P I _ L C D _ M I R
CN901
R 1 0 9 R 1 1 5
R 3 5 1
220K/F 100K/F
0
R 1 1 0 R 1 1 6
R 3 2 2
57.6K/F 34K/F
0
C N 9 0 1
R 3 2 6
0
3 4 P ( N E W P A R T )
R 3 5 3
3 7 0 8 - 0 0 2 7 1 2
0
SW206 3,4 PIN
q
C B 1 0
C 3 1 4
0 . 1 n F
1 0 n F
R B 1 3
R 3 8 1
1 K
1 0 0 K
C B 0 7 R 9 2 8
C 3 1 0
1 0 0 n F
5 6 K
1 0 n F
C 3 0 3
Q A 0 2
C B 1 6
1 0 n F
2 . 2 n F
2SC4617
0501-000225
R B 1 4 O I S _ D A T A
3 3 0 K
R 3 1 8
4 . 7 K
C B 1 9 1 0 0 0 0 n F
R 3 2 0
C A 3 2
4 7 0 0 n F 0
1 0 0 0 n F
C B 0 2 R B 0 1
1 K
1 0 0 n F
R A 8 0 R A 8 1
0 0
ICB01
R A 1 3 R A 3 1
3 9 K 1 0 K
I C B 0 1
R A 6 2
R A 6 3
3 3 0 K 1 0 K X V - 3 5 0 0 C B
A D 3 2 - 0 0 0 2 6 A
R A 6 4 R A 8 2
3 9 K 0
R 4 2 2
2 . 7 K
L105 2PIN
e
C 4 2 4
1 0 0 n F
C107
C 4 5 9 C109
22/6.3V 1 0 0 n F
22/6.3V
C 8 1 3
1 0 0 n F
L103
R 4 4 7
0
4.7uH
C 4 5 5
1 0 0 n F
IC801
L105
4.7uH
C 4 5 1
D101 1 0 0 n F
C108
RB491D
10000nF
C 4 3 2
1 0 0 n F
C 4 3 0
L105 1PIN 1 0 0 n F
e
-
STB4
STB2
C 4 3 8
C 8 1 2
1 0 0 n F
1 0 0 n F
r
HX4
R 2 0 6
3 4 K / F LX4
IC101 R 2 0 4
3.9K/F
PGND24
R 2 0 8
1 0 K
LX2
R 2 0 9
BD9757MWV
t
1 . 8 K
R 2 1 0
HX2
1 . 8 K
IC201
R 2 1 2
1 0 0 K
HX5
LX5
Q 2 0 2
DTC143EE
0504-001025
PGND5
R 2 1 1
STB5
1 0 0 K
C 2 0 5
1 0 0 0 0 n F
R 2 1 5
1 0 0 K
C N 2 0 3
3 7 0 8 - 0 0 2 6 2 0
CN203
6 1
5 2
4 3
C110
10000nF
12.0V
9.85V
-7.5V
3.02V
R 6 3 9
0
C 6 4 0 R203 R205
1 0 n F
22K/F 33K/F
C 6 3 9
PI_SD_CLK
1 0 0 n F PI_SD_D[1]
C 6 2 7
1 0 0 n F
PI_HDMI_CEC PI_SD_D[0]
R 6 3 2
PI_SD_CMD PI_SD_D[2]
0
PI_SD_D[3] PI_GND5
PI_GND2 PI_SD_nINS
PI_SD_WP
PI_VCC3V
PI_USB_DP PI_USB_DM
SW202
SW203
12VDC 12VDC
LCD_EN EASY.Q
S W 2 0 1
3 4 0 4 - 0 0 1 2 1 6
C 6 0 5
1 0 0 0 n F
R 3 1 7
1 0 0 K
1
3
R 3 2 3
SW205
4 7 0 K
P I _ A V _ D E T 1mA
O I S _ L D
HD-UP
P I - S Y S 3 V
4 2
T P C 2 4
P I _ K E Y _ P O W E R
T P C 2 5
C H K _ R E A R
IC301
P I _ A - L
T P 1 2
T P C 5 3
R 3 8 5
4 . 7 K
T P C 5 2 R 3 3 6
4 . 7 K
T P C 4 1
R 3 2 7
IC802 O I S _ C L K 0
T P C 4 4
T P C 5 1
C 3 0 5
C 3 1 6 R 3 5 6 C 3 1 7
1 M 0.012nF
0.012nF
C B 0 3
0 . 1 n F
X 3 0 1
1 2 M H Z
2 8 0 1 - 0 0 4 1 6 4
C 3 1 1
4 7 0 0 n F
T P C 2 2
D 3 0 1
1 S S 4 0 0
T P C 2 1
11
L106 2PIN
r
10
L106 1PIN
9
L106
10uH
8
L107
7
4.7uH
6
L107 1PIN
C116
5
22/6.3V
L107 2PIN
t
4 L108
C117
4.7uH
22/6.3V
3
2
L108 1PIN
y
1
C112
10000nF
L108 2PIN
y
C 5 0 4
1 0 0 0 0 n F
D102
C113
1SS416
10000nF
Samsung Electronics
D103 C114
10000nF
1SS416
R209 1.
1.8K
CON302
P I _ U S B 5 V
SW204
12VDC
OIS
IC303
I C 3 0 3
R2051T01
0909-001058
P I _ V I D E O
R 3 6 3
4 . 7 K
C 4 2 8 P I _ A - R
2 2 0 0 0 n F
IC302
1
R 9 0 1
4 . 7 K
C 9 1 0
C 3 0 9
1 0 0 n F
1 0 0 0 0 n F
R 9 0 3
1 0 0 K
C 9 0 8
1 0 0 0 n F
R 9 0 2
1 0 K
C 9 1 5
1 0 0 n F
D 9 0 1
1 S S 4 0 0
R 9 0 7
3 . 3 K / F
R
3
C
1 0
R 9 1 0
1 K / F
C 9 1 4
1 0 0 n F
I
R 7 2 5
0
1
2
C 7 2 1
1 0 0 n F
3
1
C115
22/6.3V
L 7 0 2
1
2 2 u H
L 7 0 1
2 2 u H