Samsung MX-F870 - Page 25

4.Troubleshooting
AIC4
AIC3
AIC1
AIC2
SCN1
* 5.2. MAIN PCB Top
2.0CH&2.1C H OPEN
220: 420KHZ
390:520
5.6K/4.7K:40NS
8.2K/3.3K: 65NS
2203- 007598
AR55
IRS 2092S TR P BF
15
16
AIC3
CSD
IR_S D2
10UF
AC27
22 0NF
AC41
AEMC3
10 0NF
AC45AC46
10 0NF
22 0NF
AC42
1O HM
S_GN D
+63V
A5V_P W
-51V
AC4
7
10 0NF
AEMC4
AR56
1O HM
7
UNDEFINED
AFT04
1
2 6
IRF6775 MTRP BF
AR54
10 KOHM
BAV20WS-V
UNDEFINED
AD7
AR49
27 KOHM
10 UF
AC40
11
5 12
8
14
1
3
9
7 10
6
4
16
2
IRS 2092S TR P BF
AIC2
13
15
1NF
AC31
AR34
100KOHM
AR35
47KOHM
AC30
1NF
AR36
510OHM
AR37
4.7O HM
AC29
1NF
AR33
22KOHM
AC28
100PF
10O HM
AR47
1/1 0W 27 KOHM
AR4
8
1/1 0W
AR98
27 KOHM
AR96
1/1 0W
3.9KOHM
1/1 0W
3.9KOHM
AR42
1/1 0W
1.8KOHM
AR32
AQ3
2S A1980S -Y
6.8KOHM
AR40
AR52
1/1 0W
33OH M
33OH M
AR53
1/1 0W
3.3O HM
AR51
AD10
1N4148W S
UNDEFINED
A5V_P W
100PF
AC62
AR86
4.7O HM
AD14
1N4148W S
AR85
4.7O HM
AGND
220OHM
AR87
10 UF
AC67
10 V
10 0NF
AC69
10 0NF
AC68
10 UF
AC70
25 V
8.2KOHM
AR90
AR92
10OH M
25 V
AC72
10 UF
1NF
AC63
AR81
22KOHM
1/10W
510OHM
AR84
1NF
AC65
AC64
1NF
AR83
47KOHM
10 KOHM
AR97
27 KOHM
AR99
AD15
BAV20WS-V
UR101
ALD2
10 KOHM
AR94
3
7
IRF6775 MTRP BF
AFT08
1
2
4
6
5
-63V
1O HM
R1 7
S_GN D
50 V
AC12 C2
10 0NF
10 0N
F
50 V
AC11 C1
50 V
AC73 A
22 0NF
50 V
AC9C 2
25 V
AC71
10 UF
AEMC
6
22 0NF 50 V
AC13 AC2
50 V 22 0NF
1/1 0W
33OH M
AR93
1/1 0W
AR10 2
33OH M
6.8KOHM
AR88
AR10 0
3.3O HM
AR10 1
3.3O HM
AR95
4.7KOHM
8.2 KOHM
R1
10 UF
AC36
AC34
10 0NF10 0NF
AC35
10 UF
AC32
10 UF
AC33
A-5V_P W
47 KOHM
AR64
10
9
8
7
6
5
4
3
2
1
13
11
14
12
A-5V_P W
3.3KOHM
AR91
1O HM
AR7
5
AC73
50 V 22 0NF
50 V
10 0N
F
AC9C 1
10 0V
AR43
4.7KOHM
10 KOHM
AR46
UNDEFINED
ES1D -13-F
D1
AR50
3.3O HM
IRF6775 MTRP BF
AFT03
71
62
43
UNDEFINED
5
3
2
5
1
3
AFT07
4
IRF6775 MTRP BF
6
7
-51V
AD16
ES1D -13-F
1/1 0W 3.9KOHM
AR89
10 UF 10 V
AC66
H
O
CSH
OCSET
VREF COM
DT
VSS
CSD
LO
COMP VS
VB
VCC
IN-
GND
VAA
E
B
C
H
O
CSH
OCSE T
VREF COM
DT
VSS
CS D
LO
COMP VS
VB
VCC
IN-
GND
VAA
2.0CH&2.1C H OPEN
220: 420KHZ
390:520
5.6K/4.7K:40NS
8.2K/3.3K: 65NS
2203- 007598
IRS 2092S TR P BF
10UF
22 0NF
10 0NF
10 0NF
22 0NF
1O HM
S_GN D
+63V
A5V_P W
-51V
10 0NF
1O HM
UNDEFINED
IRF6775 MTRP BF
10 KOHM
BAV20WS-V
UNDEFINED
27 KOHM
10 UF
IRS 2092S TR P BF
1NF
100KOHM
47KOHM
1NF
510OHM
4.7O HM
1NF
22KOHM
100PF
10O HM
1/1 0W 27 KOHM
1/1 0W
27 KOHM
1/1 0W
3.9KOHM
1/1 0W
3.9KOHM
1/1 0W
1.8KOHM
2S A1980S -Y
6.8KOHM
1/1 0W
33OH M
33OH M
1/1 0W
3.3O HM
1N4148W S
UNDEFINED
A5V_P W
100PF
4.7O HM
1N4148W S
4.7O HM
AGND
220OHM
10 UF 10V
10 0N
F 1
00 NF
10 UF 25
V
8.2KOHM
10OH M
25 V 10 UF
1NF
22KOHM
1/10W
510OHM
1NF
1NF
47KOHM
10 KOHM
27 KOHM
BAV20WS-V
UR101
10 KOHM
IRF6775 MTRP BF
-63V
1O HM
S_GN D
50 V
10 0NF
10 0N
F
50 V
50 V 22 0NF
50 V
F
U
01 V
5
2
22 0NF 50 V50V
22 0NF
1/1 0W
33OH M
1/1 0W
33OH M
6.8KOHM
3.3O HM
3.3O HM
4.7KOHM
8.2 KOHM
10 UF
10 0NF10 0NF
10 UF
10 UF
A-5V_P W
47 KOHM
A-5V_P W
3.3KOHM
1O HM
50 V 22 0NF
50 V
10 0N
F
10 0V
4.7KOHM
10 KOHM
UNDEFINED
ES1D -13-F
3.3O HM
IRF6775 MTRP BF
UNDEFINED
IRF6775 MTRP BF
-51V
ES1D -13-F
1/1 0W 3.9KOHM
10 UF 10V
AR55
AIC3
AC27
AC41
AEMC3
AC45AC46
AC4
2
AC47
AEMC4
AR56
AFT04
AR54
AD7
AR49
AC40
AIC2
AC31
AR34
AR35
AC30
AR36
AR37
AC29
AR33AC28
AR47
AR4
8
AR98
AR96
AR42
AR32
AQ3
AR40
AR52
AR53
AR51
AD10
AC62
AR86
AD14
AR85
AR87
AC6
7
AC69
AC68
AC70
AR90
AR92
AC72
AC63
AR81
AR84 AC65
AC64
AR83
AR97
AR9
9
AD15
ALD2
AR94
AFT08
R1 7
AC12 C2
AC11 C1
AC73 A
AC9C 2
AC71
AEMC6
AC13 AC2
AR93
AR10 2
AR88
AR10 0
AR10 1
AR95
R1
AC36
AC34AC35
AC32
AC33
AR64
AR91
AR75
AC73
AC9C 1
AR43
AR46
D1
AR50
AFT03
3
AFT07
AD16
AR89
AC66
CSD
IR_S D2
15
16
71
2 6
11
5 12
8
14
1
3
9
7 10
6
4
16
2
13
15
3
71
2
4
6
5
10
9
8
7
6
5
4
3
2
1
13
11
14
12
71
62
43
5
2
5
1
3 4
6
7
HO
CSH
OCSET
VREF CO M
DT
VSS
CSD
LO
COMP VS
VB
VCC
IN-
GND
VAA
E
B
C
HO
CSH
OCSE T
VREF CO M
DT
VSS
CS D
LO
COMP VS
VB
VCC
IN-
GND
VAA
* 6.8. MAIN-7
<Fig. 4-2>
(1)
(1)
(1) (1)
(1)
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