Samsung MX-F870 Service Manual page 24

4. Troubleshooting
(1)
AIC4
AR83L AR83L
47KOHM 47KOHM
1NF 1NF
AC64L AC64L
AC63L AC63L AR84L AR84L AC65L AC65L
1/10W 1/10W
1NF 1NF
1NF 1NF
510O HM 510O HM
AR85L AR85L
4.7OH M 4.7OH M
A-5V_PW A-5V_PW
AGND AGND
AR86L AR86L
4.7OH M 4.7OH M
AD10L AD10L
UNDEFINED UNDEFINED
1N4148WS 1N4148WS
CSD CSD
AR87L AR87L
AD14L AD14L
1N4148W S 1N4148W S 220OHM 220OHM
220: 420KH Z 220: 420KH Z
390:520 390:520
AR3 AR3
100KOHM 100KOHM
AR4 AR4
47KOHM 47KOHM
AC4 AC4
AR5 AR5
AC3 AC3 AC5 AC5
1NF 1NF
1NF 1NF 1NF 1NF
510OHM 510OHM
AR6 AR6
4.7OHM 4.7OHM
A-5V_PW A-5V_PW
AGND AGND
AR7 AR7
4.7OHM 4.7OHM
AD1 AD1
UNDEFINED UNDEFINED
4-4
(1)
AIC3
AIC1
SCN1
AIC4 AIC4
IRS2092ST RPB F IRS2092ST RPB F
16 16
1 1
VAA VAA CSH CSH
15 15
2 2
GND GND VB VB
14 14
3 3
IN- IN- HO HO
13 13
4 4
COMP COMP VS VS
5 12 12
5
CSD CSD VCC VCC
6 6 11 11
VSS VSS LO LO
10 10
7 7
VREF VREF COM COM
9 9
8 8
OCSET OCSE T DT DT
(1)
(1)
AIC1 AIC1
IRS2092ST RPBF IRS2092ST RPBF
16 16
1 1
VAA VAA CSH CSH
15 15
2 2
GND GND VB VB
14 14
3 3
IN- IN- HO HO
13 13
4 4
COMP COMP VS VS
12 12
5 5
CSD CSD VCC VCC
6 6 11 11
VSS VSS LO LO
7 7 10 10
VREF VREF COM COM
9 9
8 8
OCSE T OCSET DT DT
AIC2
* 5.2. MAIN P CB Top
AD15L AD15L
BAV20WS-V BAV20WS-V
AR96L AR96L
3.9KOHM 3.9KOHM
1/10 W 1/10W
AR92L AR92L
10OHM 10OHM
8.2K/3.3K: 65N S 8.2K/3.3K: 65N S
5.6K/4.7K:40N S 5.6K/4.7K:40N S
1/10W 1/10W
3.9KOHM 3.9KOHM D12 D12
AR14 AR14
BAV20WS-V BAV20WS-V
AR16 AR16
10OHM 10OHM
<Fig. 4-1>
Copyright© 1995-2013 SAMSUNG. All rights reserved.
(1)
-51V -51V
AR100L AR100L
AFT09 AFT09
3.3OHM 3.3OHM
IRF6775MTRPBF IRF6775MTRPBF
1 1
AD16L AD16L AR101L AR101L
2 2
ES1 D-13-F ES1 D-13-F
3.3OHM 3.3OHM
3 3
33OHM 33OHM
1/10W 1/10W
AR102L AR102L
33OHM 33OHM
AFT10 AFT10
1/10W 1/10W
IRF6775MTRPBF IRF6775MTRPBF
1 1
AR93L AR93L 2 2
3 3
ALD2L ALD2L
UR101 UR101 -63V -63V
+63V +63V
-51V -51V
UNDEFINED UNDEFINED
AFT01 AFT01
3.3OHM 3.3OHM
IRF6775MTRPBF IRF6775MTRPBF
AR19 AR19
1 1
2 2
D13 D13
3.3OHM 3.3OHM
AR20 AR20
3 3
ES1 D-13-F ES1 D-13-F
33OHM 33OHM
1/10W 1/10W
AR21 AR21
UNDEFINED UNDEFINED
33OHM 33OHM
AFT02 AFT02
1/10W 1/10W
IRF6775MTRPBF IRF6775MTRPBF
AR22 AR22
1 1
2 2
3 3
AOP1 AOP1
* 6.7. MAIN-6
7 7
6 6
5 5
4 4
AL4 AL4
S_GND S_GND
7 7
6 6
5 5
4 4
2203-007598 2203-007598
7 7
6 6
5 5
4 4
AL AL
S_GND S_GND
7 7
6 6
5 5
4 4