7-4
Samsung Electronics
Schematic Diagram
This Document can not be used without Samsung’s authorization.
7-4 U-COM
TOUCH KEY CONNECTOR
UP-DATE USB JACK
DEVIDE VCC
DEVIDE GND
(OPEN)
VFD CONNECTOR
U-COM DEBUGGING JIG POINT
WIRELESS CONNECTOR
C38
C42
C41
C40
C39
C4
SIG
C36
C35
C19
C18
C17
C20
C16
C15
C14
C13
BD4
R35
D7
C11
D8
R15
R33
R34
D4
R24
9
8
7
6
5
4
3
2
15
14
13
12
11
10
1
R23
D3
C7
C6
C8
R16
GND
TX
RX
OP
VCC
WP#
D_BC
_LR
R.D.CE
5V
DGND2
K.C
K.S
K.R
K.T
DGND1
D5V1
IRQ
D_R
W_SC
W_SD
W_M
D_B
D_L
DW_T2
I_P_D
R.D
V.R
-VP1
-V
+V
V.CL
V.D
GND1
M3.3
C5
C3
R22
MGND2
MGND1
3
2
1
OP1
BD3
R21
R20
UC14
R17
R14
R13
D2
D1
R12
R10
R9
R8
R6
R11
MGND2
MGND1
4
3
2
1
U_JACK1
UC3
UD1
MGND1
3
2
1
IC2
UR2
UC8
UC9
UC11
UR6
UL1
UR7
UR8
UR9
9
8
7
64
63
62
61
60
6
59
58
57
56
55
54
53
52
51
50
5
49
48 47 46 45 44 43 42 41 40
4
39 38 37 36 35 34 33
32
31
30
3
29
28
27
26
25
24
23
22
21
20
2
19
18
17
16
15
14
13
12
11
10
1
UIC1
UC2
MGND1
3
2
1
UIC3
UC6
UC7
UR1
UR26
UR25
UR24
UR4
UR3
UR5
UC15
UR13
UR14
UR19
UR20
UR21
UR22
UR27
UR28
UR18
R2
UR15
UR16
UR17
UR17A
UD3
UR23
UT2
UT1
7
6
5
4
3
2
1
U1
9
8
7
6
5
4
3
24
23
22
21
20
2
19
18
17
16
15
14
13
12
11
10
1
W_CON1
UR10
UR11
UC12
UX1
UR12
UC13
WR11A
WR11
WR10
WR9
WR8
WR7
WR6
WR1
WR5
WR4
WR2
WR3
WL1
WC2
WC1
10NF16V
10NF 16V
10NF 16V
16V
10NF 16V
10NF
100NF
10PF
10PF
ST_5V
M_+3.3V
100NF
10PF
1/16W
4.7KOHM
AK_PDN
KEY_TEST
10V
100NF
10UF
10PF
MLVS-0603-E08 50V
DGND
REM_DATA
100OHM
REM_DATA
IR_SD_POWER
4.7KOHM
1/16W
4.7KOHM
M_+3.3V
2SA1037AK
PS_SI
PS_RST
PS_SCL
PS_CS
100NF
1OHM
5000MA
10KOHM
100OHM
10V
100OHM
DIR_CLK
100NF
DIR_CSN
M_+3.3V
1KOHM
1/10W
50V
1/16W
VFD_CE
VFD_CLK
1/10W
75V
1N4148WS
4.7KOHM
10PF
ST_5.6V
16V
VFD_DATA
1/10W
10MOHM
5000MA
1/16W22KOHM
DTA124ECA
16V
0.01OHM
16V
DGND
DGND
1N4148WS
100OHM
100OHM
KEY_RST
1KOHM
100OHM
100NF
16V
100OHM
1KOHM
100OHM
0OHM
W_IRQ
POWER_ON
1/10W
1N4148WS
1/16W
100OHM
DGND
MLVS-0603-E08
4.7KOHM
1/16W
100NF
3.3KOHM
1/16W
KEY_SDA
75V
100NF
WP#
MLVS-0603-E08
15KOHM
50V
DSP_CLK
DSP_SIMO
OPT_DET2
50V
D5V
DGND
1/16W
1/16W
0OHM
50V
UAS21-4K5J0A
10V
16V
100NF
MLVS-0603-E08
1/10W
1/16W
1/16W
100OHM
4.7KOHM
4.7KOHM
M_+3.3V
15PF
50V
10UF
0.01OHM
OPT_DET1
KEY_SCL
10PF
IR_RESET_POWER
DSP_SOMI
DIR_ERF
D5V
DIR_PDN
DIR_CDTI
24MHZ
33OHM
10KOHM 1/10W
2.2KOHM
0.01OHM
10OHM
M_+3.3V
DARR_RST
ST_5.6V
4.7KOHM
16V
PS_SDA
PS_EXT_MUTE
M_+3.3V
10UF
100NF
1KOHM
10NF 16V
1OHM
NCP1117ST33T3G
ST_5.6V
1/10W
15PF
50V
4.7KOHM
5000MA
220UF
1NF
VFD_DATA
16V
DSP_RST
DSP_ENA
DSP_CS
4.7KOHM
1/10W
3.3KOHM
+VFD_-18V
-VFD_-21V
ST_5.6V
DGND
0.01OHM
5000MA
-VP_-27V
100OHM
VFD_CLK
VFD_CE
AUX_SENS
KEY_SDA
4.7KOHM
4.7KOHM
16V
100NF
VFD_RST
1KOHM
W_IRQ
DARR_RST
100OHM
100OHM
100OHM
100OHM
100OHM
33OHM
100OHM
WP#
W_SCL
W_SDA
W_MCLK
PT_BCK
PT_LRCK
W_TSD2
I_LRCK
I_POD_DATA
100OHM
100OHM
100OHM
100OHM
100OHM
10PF
10PF
DGND
DGND
10PF
16V
100NF
75V
4.7KOHM
100NF
4.7KOHM
1/16W
10KOHM
VFD_RST
1/16W
DGND
KEY_TEST
KEY_RST
D5V
1/16W15KOHM
1/16W
1/16W
1/16W
REM_DATA
KEY_SCL
1/16W
100OHM
W_SDA
W_SCL
100OHM
4.7KOHM
I_BCK
DIR_CDTO
VCC
GND
OUT
OUT
GND
OUT
IN
ADC[2]
ADC[3]
PWM[0]
PWM[1]
TIM[0]
TIM[1]
VSS
X2_OUT
X2_IN
RESERVED
P3[0]
P3[1]
P3[2]
P3[3]
P3[4]
P1[3]
P1[4]
P1[5]
P1[6]
P1[7]
EXT_INT
VDD
VDD
X1_OUT
X1_IN
OP_MODE[0]
OP_MODE[1]
P2[0]
P2[1]
P3[5]
P0[1]
VSSA
P0[0]
VREFL
P1[2]
P1[1]
P1[0]
P2[2]
P2[3]
P2[4]
P2[5]
P2[6]
P2[7]
SPI_CLK
SPI_DO
SPI_DI
VSS
P0[7]
P0[6]
P0[5]
P0[4]
P0[3]
P0[2]
P3[6]
P3[7]
RSTB
ID
DM
DP
VBUS
VDDA
VREFH
ADC[0]
ADC[1]
GND
GND
OUT
IN
E
B
C
E
B
C
POWER
AUDIO
TP1
TP1
Summary of Contents for HW-C450
Page 16: ...3 4 Samsung Electronics MEMO ...
Page 35: ...Samsung Electronics 4 19 MEMO ...
Page 50: ...6 2 Samsung Electronics PCB Diagram 6 2 VFD PCB Top CN1 ...
Page 51: ...Samsung Electronics 6 3 PCB Diagram 6 3 VFD PCB Bottom ...
Page 52: ...6 4 Samsung Electronics PCB Diagram 6 4 KEY PCB Top ...
Page 53: ...Samsung Electronics 6 5 PCB Diagram 6 5 KEY PCB Bottom IC1 ...
Page 57: ...Samsung Electronics 6 9 PCB Diagram 6 7 MAIN PCB Bottom TP3 TP5 DIIC1 DSIC3 PWIC1 IC1 ...
Page 58: ...6 10 Samsung Electronics PCB Diagram 6 7 1 Test Point Wave Form TP3 TP5 ...
Page 59: ...Samsung Electronics 6 11 PCB Diagram 6 8 SMPS PCB Top 1 CN2 CN1 ...
Page 61: ...Samsung Electronics 6 13 PCB Diagram 6 9 SMPS PCB Bottom ...
Page 62: ...6 14 Samsung Electronics MEMO ...
Page 72: ...7 10 Samsung Electronics MEMO ...