3. CIRCUIT DIAGRAM -
SF3000 LIU PBA
Samsung Electronics
3-1
(*)
(*)
3K
270
27
1/4W
180
10NF
10NF
220
3.6K
6.8K
5.6NF
27K
(*)
(OTHERS)
LINE_OUT
(33:66)
MHS_OUT
(Only U.K)
(20PPS)
(80:80)
(10PPS)
RING_OUT
(*)
(*)
(*)
(*)
(*)
STATES
(*)
(*)
(*)
(*)
(*)
(45~75mA)
NOTE: (*) is unused.
RING_IN
(*)
330K
(*)
(*)
(*)
(*)
(*)
(*)
(*)
(*)
(20~50mA)
(*)
(*)
(*)
(*)
JMP8
(*)
(*)
(*)
(*)
(*)
(*)
0
18K
16V
16V
5.1K
0.47uF
470K
0
(OTHERS)
MHS_IN
(OTHERS)
(*)
(*)
(*)
(*)
(*)
0.01uF
(*)
(*)
(*)
(*)
(*)
(*)
(80:150)
EXT
(Only U.K)
(*)
(*)
(*)
(OTHERS)
(40:60)
(GERMANY)
(NONE)
LINE_IN
ON-HOOK
(*)
(*)
(*)
(*)
(Only U.K)
1/4W
REMOTE
RECALL
R3
R2
R1
C3
C2
RX2
_CML1
_CML2
R4
MODEM_RX
MODEM_TX
I_TXD
I_RXD
RECALL
BUZZER1
C1
TX2
TX1
_RING_DET
RX1
REMOTE
BUZZER2
D1
1N4148
DGND
J14
VCC
DGND
DGND
5V
VCC
DGND
1K
R26
100-1016
T2
100PF
DGND
C59
FLT5
C13
470NF
C3
10PF
P4-3
3
DGND
60uH
JMP3
DGND
470
R54
5V
P5-9
9
GND5
U1
STI9510
ACI
34
6
AGND
C1
24
23
C2
C3
22
21
C4
CI
8
CS
35
DFS
30
2
DMS
27
DPN
DRS
15
14
DTS
EHS
12
GL
26
37
LI
31
LLC
LS
39
32
M1
M2
33
9
MFI
MFO
4
13
MHS
28
MO
OSC
16
20
R1
R2
19
18
R3
R4
17
25
RFO
RI
38
ROH
1
ROT
40
RXD
11
7
STB
1
10
TEST
3
TIT
29
TXD
VDD
5
36
VSS
MMSD914T1
D8
MJ1-1
AGND
C44
50V
MJ1-4
4
X1
KBR-3.58MS
FET3
BS170
P5-7
7
DGND
R4
200K
C18
50V
R45
DGND
J15
DGND
DGND
1UF
R17
1K
DGND
30PF
C5
ARR5
VCC
R18
C29
ZD9
Z02W4.7
ZD3
*
1N4746A
P4-7
7
DGND
DGND
CML1-2
4
6
8
L1
4.2mH
30K
R57
DGND
R19
10UF
330K
DGND
MJ2-2
J20
3
DGND
C21
HFS113F017A1
50V
DGND
6
7
MJ2-1
HIB1
J23
1
2
3
45
R58
2
22NF
C34
MJ2-4
5
U4
2
4
3
22UF
R62
15K
R55
330K
PC817C
1
GND12
Q6
C40
50V
GND5
GND5
400V
C42
4.7NF
KSA1182-Y
R21
0
C15
100UF
24V
P4-5
5
P1-6
R30
0
100PF
C12
C48
1UF
10V
D3
1N4148
P1-5
24V
P3-2
470K
R43
R22
100K
GND5
1N4734A
ZD1
6.8K
R15
0
BC327-16
Q1
R9
GND12
DGND
J27
1NF
100NF
C52
1
DGND
DGND
C54
BD1
W06F
DGND
P5-1
0
R31
12
FLT6
P5-11
11
P5-12
630V
15NF
C57
60uH
R59
470
P5-13
13
GND5
R23
ZD6
1N4736A
300
R29
100-2019
R13
T1
P5-2
ZD10
Z02W4.7
CML1-3
13
11
0
24V
1.2K
2
C47
60uH
9
R6
1/4W
1M
1NF
ARR7
FLT2
C23
R3
*
100NF
J19
P1-3
R27
0
2SA1156-M
JMP6
Q3
R24
10NF
1N4746A
ZD2
CML2-3
13
11
C14
9
R20
0
C35
C1
470UF
16V
33NF
ZD4
1N4740A
R42
2.2M
C16
2.2NF
R47
470K
DGND
C26
1NF
C38
2.2NF
R48
R16
100K
DGND
R44
R39
1/4W
J8
10UF
50V
C56
C37
15NF
CML2-1
1
16
1
16
C17
10NF
C28
CML1-1
12K
R33
R1
P3-1
100NF
R60
J2
100
100K
R12
P5-5
5
J10
DGND
J26
J4
GND5
J6
J5
R51
1K
100
R56
D7
J9
J11
PC814
FGND
MMSD914T1
100UF
C41
U5
J18
1
2
4
3
6
2
4
3
P5-6
U3
PC817C
1
GND5
JMP13
MJ1-5
5
R5
MJ1-2
2
10M
1/4W
R2
VAR1
*
V82ZA2
220
P5-8
8
0
R8
U2
R35
1/4W
PC817C
1
2
4
3
Q2
DGND
J25
2SA1156-M
J21
10UF
C39
C51
100NF
J24
50V
ARR4
P2-2
2
R38
0
BS170
C4
FET2
GND12
4.2mH
L2
DGND
22NF
R10
0
VCC
0
0
R11
2.2M
R14
R40
DGND
50V
1UF
C36
R52
AGND
AGND
DGND
0
Q4
BC327-16
R7
DGND
MPSA45
0
J1
JMP11
Q5
1N4730A
R49
10
1/4W
ZD7
R61
47NF
C25
P5-4
MJ2-3
4
KDS226
D5
C11
4
100PF
R50
300
R28
3
AGND
GND5
C7
100PF
MJ1-3
100PF
C8
C6
VN2410L
FET1
1UF
C2
C19
100NF
22UF
50V
100PF
C9
C31
1N4730A
100PF
50V
10UF
P1-7
R32
ZD8
100NF
C55
C53
JMP9
JMP7
GND5
R41
C10
100PF
P3-3
1/4W
75
P3-4
P1-4
KDS226
D6
C46
JMP1
68NF
P1-2
1/2W
R34
56K
R37
3.3K
JMP12
R46
0
VCC
P4-6
6
1N4749A
ZD5
C49
50V
C27
1NF
C32
15NF
1NF
C45
1NF
C30
1
P4-4
4
C22
P4-1
1
C20
0
P2-1
KDS226
D4
C24
1NF
3.9K
R25
R53
P4-2
2
P5-3
FUS1
*
VAR2
3
60uH
V82ZA2
ARR6
DGND
FGND
DGND
FLT7
JMP5
60uH
FLT3
T3
100-1016
JMP10
D2
KDS226
P5-10
10
1NF
C50
50V
60uH
FLT4
P1-1
C33
3.3UF
JMP2
60uH
FLT1
5V
Summary of Contents for SF3000
Page 11: ...3 6 Samsung Electronics Memo Installation ...
Page 27: ...6 16 Samsung Electronics Disassembly and Reassembly Memo ...
Page 51: ...7 6 Samsung Electronics Troubleshooting Y N A Replace U30 RAM Replace MAIN PBA OK END END ...
Page 61: ...7 16 Samsung Electronics Memo Troubleshooting ...
Page 75: ...Exploded Views and Parts Lists 1 12 Samsung Electronics MEMO ...
Page 76: ...Samsung Electronics 8 1 8 Packing Assembly ...
Page 101: ...12 1 Main Circuit Diagram Samsung Electronics 12 1 12 Schematic Diagrams CPU ...
Page 102: ...Schematic Diagrams 12 2 Samsung Electronics SCAN I O ...
Page 103: ...Memory Motor Samsung Electronics 12 3 Schematic Diagrams ...
Page 104: ...Schematic Diagrams 12 4 Samsung Electronics Modem ...
Page 105: ...DSPG Samsung Electronics 12 5 Schematic Diagrams ...
Page 106: ...Schematic Diagrams 12 6 Samsung Electronics Head Driver ...
Page 107: ...Connector Samsung Electronics 12 7 Schematic Diagrams ...
Page 111: ...Samsung Electronics 12 11 Schematic Diagrams 12 5 AFPS V2 1 ...
Page 114: ... Samsung Electronics Co Ltd Jul 1998 Printed in Korea P N JB68 60988A ELECTRONICS ...