Main-1 - Samsung MX-FS8000 Service Manual

6.2. MAIN-1

AUDIO
VARIABLE PO WER BLOCK
T_VARI_B
VARI_PC_B
T_VARI_A
VARI_PC_A
PCN1
LM314L-024- TF0
P_O N
1
T_P_ON 2
T_ST5. 3V 3
4
5
T_VARI 6
T_12V
7
T_GN D PBD16
8
T_GN D_2
9
T_VP_40V 10
T_-5V 11
T_VFD_GND 12
T_+VFD_2.3V
13
14
15
T_-PV DD 16
T_-PV DD_A 17
18
19
20
21
T_SGND 22
T_SGND_A 23
24
T_+PV DD
T_+PV DD_A
12V_PW
LED5.0V_PW
OPEN OPEN
PR74
0OHM
PR64
PR63 10KO HM
PIC12
1KOHM
1/16W
1/16W AOZ30 11PI
1
PGN D LX
2
VIN SS
PBD18 3 LX
0.01OHM AGND EN
4
MGND1
FB COMP
PC48
10UF
10V
PC49
10UF PC50
10V 100N F
PR66
25V
PC70
40.2KO HM
10UF
1/10W
10V
PR65
PC51
10KO HM
PC71 2.2NF
1/10W
10UF
50V
10V
DGND
Copyright© 1995-2013 SAMSUNG. All rights reserved.
ST5. 3V_PW
PR73
100K OHM
1/10 W
PC1
PC3
220UF
1UF
16V
10V
DGND
PR13
VARI_SMPS
10KO HM
1/10W
PR79 C
B
33KO HM PQ2
PR78 1/10W
E
SRC1203S
51KO HM
1/10W
PQ22
KRC106S- RTK
C
B
DGND
E
C
B
E PQ23
KRC106S- RTK
DGND
CN2001
SMW200- H03G
ST5. 3V_PW
0.01OHM
MGND1
PC60 PC61 PC62
1
10UF
10UF 10UF
2
10V 10V 10V
PBD14 3
MGND2
PBD15
12V_PW
VARI_SMPS
VP_40V
VSS -5V
PC63 PC64
10UF 10UF DGND
VFD_GND
PBD17
10V
VFD_2.3V 10V
DGND
-PVDD-63V
PC65
10UF
+P VDD+63V 10V
SGND
PC66
10UF
10V
DGND
PR70
P_O N2
100OHM LED5.0V_PW
PC24
PR67 100NF
PBD19
PL3 5.6KO HM
0.01OHM
4.7UH 1/10W
8
7
PC55
6 22UF
10V
5
PC56
PC57
PC 54
100NF 22UF 22UF
50V
10V 10V
OPE N
PR68
PC52 47KO HM
33NF
1/10W 8V_PW
16V
PC53
100N F
50V
OPE N
PC59
10UF
10V
PR71
DGND
0OHM PC73
10UF
1/8W
10V
FGND
M5V_PW
T_PQ3
M5V_PW
PQ3
PBD1
AO4435L
0.01O HM
1 8
2 7
3 6
PC6
4 5 PC7
10UF
10UF
PC47
10V
10V
100NF
PBD2
10V
0.01O HM
5V_CTL DGND
PR25
10KOHM
1/10W
T_5V_CTL
P_ON
PC4
1NF
50V
FAN CONTROL
FAQ3
2SA1979S-Y
FAR12
68OHM
1/4W
PBD32
FAQ1
2SA1979S-Y
FAR2
10KOHM
3.3KOHM
FAR11
33OHM 1/4W
FAQ4
C
FAN_CHE CK
B
FAR10
E
47KOHM
FAR1
4.7KOHM
FAC7
FAN_ON
FAC8
10UF
25V 220UF
16V FAR9
10KOHM
C
B
FAQ2
E
MMBT2222A 1N4148WS
FAC5
10UF
25V
FAR8
100KOHM
DGND
GVDD
PC25
100NF
SGND
PIC2001
PL1
GVDD-51V
MAX5033DUSA
PR37
680UH
1 8 91KOHM
BST LX
2 7
VD VIN
3 6
SGND GND PC11
4 5
47NF
FB ON/OFF#
PC29
PC26 PD1
PR36
10UF
10NF MBRS1100T3
PC27
10KOHM 100V
100V
470UF
16V
PR35
10KOHM
-PVDD-63V
TU5V OPTION
PIC16
PBD20
TU5V
KIA7805AF
0.01OHM
1 3
IN OUT
PBD21
GND
PC74
0.01O HM
10UF
10V
PC72
10UF
PC58
10V
10UF
10V
DGND
M5V_PW
RF3.3_PW
RF3.3V_PW
RF5.0V_PW
0.01OHM
PIC2
PBD10
AP1117D-33-GZ-13-89
0.01OHM
3 2
VIN VOUT
M5V_PW
ADJ
PR24
1OHM
1/10W
PC5
0.01OHM
100NF
PC37
10UF
16V
DGND
DGND
8V_PW
PR72
0O HM
12V_PW
8V_PW
PIC3
KIA7808AF
1 3
IN OUT
OPEN
PC67 PBD12 OPEN
GND
10UF 0.01O HM
10V
PC69
10UF
PC68
16V
10UF
10V
DGND
12V_PW
PBD33
0.01O HM
FAC1
50V
100NF
FAC2
MP3.3V_PW
10UF
10V
PC76
10UF
FAR3 10V
PC77
10UF
10V
PC75
10UF
PR30
10V
SRC1203S 100KOHM
1/16W
FAC3
2.2UF
FAR4
47KOHM
50V
FAD1
SPK_FL MP1.35V_PW
1N4148WS
FAD2 FAR5 SPK_FR
FAC4
2.2UF 47KOHM
50V
PR31
10KOHM
FAR7 FAR6
47KOHM
47KOHM
MP1.35_PW
PR12
M5V_PW
1KOHM
1/16W
PIC11
PR7
T_GVDD
10KOHM AOZ3011P I
1/16W
PBD6
1 8
0.01O HM
PGND LX
2 7
VIN SS
3 LX 6
AGND EN
4 5
FB COMP
MGND1
PC36
10UF
PC35 10V
10UF
PR9
10V
15KOHM
PC28 PC15
1/16W
PR8
100NF
100NF
10KOHM
1/10W
PC641
2.2NF
50V
PC45
33NF
DGND
6. Schematic Diagram
VAA+5V M5V_PW USB5.0V_ PW
PBD11
PBD29
0.01OHM
RF3.3V_PW MP3.3V_PW
RF5.0V_PW
PBD5
0.01OHM
PBD31
OPEN
MP3.3V_PW AP3.3V_ PW
PL5
10UH
PLACE ON CENTER LOW SCRE W OF PCB
PC41
PC42
50V
47NF 50V
47NF
PR61
PR62
0O HM
0O HM
1/10W 1/10W
AMP_GND DGND AMP_GND DGND
MP3.3V_PW
M5V_PW
PIC15
PQ1
AO3415AS AP1117D-33-GZ-13-89
PBD13
3 2
0.01O HM
VIN VOUT
ADJ
PC21
1 PR33
PC22
1UF
1OHM
10U F
16V
1/16W
PR32
PC30
10KOHM
2.2UF
1/16W
3.3V_CTL
PC23
T_3.3V_CTL
22UF
ESSENTIAL TP
PC31
C 6.3V
B
2.2UF
E
PR29
PQ4
1KOHM
1/16W
MMBT2222A
DGND
T_1.35V
MP1.35V_PW
PBD22
PL2
0.01O HM
2.2UH
PR11
OP EN
3.3KOHM
PC10
1/10W
PC17 22UF
100NF 6.3V
PC9
22UF
6.3V
PC8
PR10
22UF
3.6KOHM
1/10W 6.3V
OPEN
PC16
100NF
16V
DGND
6-2