Samsung Electronics
7-3
Schematic Diagram
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7-3 VFD
CHANGE CODE NO
NEW MATERIAL
NEW MATERIAL
(OPEN)
24KOHM
DGND
D3.3V
VFD_CLK
VFD_DATA
VFD_CLK
VFD_DATA
VFD_CE
DGND
DGND
-VP
10
VFD+
50V
C6 10UF 50V
C8
100NF
-VP
10OHM
C9
100NF
100NF
BD2
MLVS-0603-E08
100OHM
C3
50V
68PF
50V
68PF
DGND
REM_DATA
VFD_RST
OP1
47NF
REM_DATA
7
6
10KOHM
TP1 V.RST
16V
1KOHM
D1
50V
3
47OHM
VFD+
1/10W
DGND
100OHM
100OHM
C11
VFD_RST
C10
D3.3V
100NF
16V
6.3V47UF
50V
68PF
5000MA
0.01OHM
68PF 50V
16V
100NF
VFD_CE
50V
D3.3V
50V
50V
50V
50V100NF
DGND
VFD-
10OHM
DGND
10UF 10V
100NF
DGND
100NF
VFD-
0.01OHM
5000MA
BD1
FC1
FR7
1
2
MGND1
MGND2
R5
R4
R11
R7
R6
C4
CN2
1
11 12 13 14 15 16 17 18 19
2
20 21 22 23 24
3 4 5 6 7 8 9
C1
C5
R8
R9
R10
C7
CN1
1
10
11
12
13
14
15
2
3
4
5
8
9
MGND1
MGND2
C2
GND
V- TP2
D3V
V.D V.C
V+
R.M
C13
C14
C15
C12
F+
F+
OSC
NC
GND
VFL
VDDH
VDD
/RESET
/CS
CP
DA
TSA
TSB
NC
NC
NC
NC
NC
NC
NC
NC
F-
F-
VCC
GND
OUT
POWER
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 ...