Sanyo P46841-03 Service Manual page 48

MODEL DP46841 Chassis No. P46841-03
DP1
!
LP1
1N5406
1 3 5
VCC_PFC
! JP7.5
BD1 CFP1 CFP2 T1
GBJ1506 ! ! ! PQ3220
1.5uF NC
2 3 1
11 8
2
BCP3
1
4
!
2 CY 7
BCBD1 330pF
1 RP14
RY 1 10
8.2M
!
1
RP20
39K
LF1
3 10mH 1
CP4
NC UP1
!
D1 5 7
ZCD GD
4 2 RP21
36K 3 4
MOT CS
FR107G
D2 6 1 RP22
GND IN
1.62K
8 2 CP6
VCC COMP
FR107G R1 R11
CY 2 CY 3 10K 300K CP5 FAN6961 101
680pF 680pF 105
VCC_PFC CP7
RP23
! ! 30K 104
R2 R12
RX1
10K 300K
1.3M !
CP8
!
105
CX1 R3 R13
0.47uF
10K 300K
LF3
RV1 3 10mH 1 RV2
NC NC R4 R14
! 10K 300K
4 2
!
HV
CX2
NC
R5
CY 1 CY 4 150K C6
100pF 100pF 472/1KV
!
!
HV1
!
!
VZ1
TVR14471 F1
T6.3AH/250V
!
CN1
DI2
LV
BAS316
CI2 RI11
103 88.7K
RI50
NC
CI3
CI32
103
QI3
103
RK7002 CI4 RI12
2 3 NC 10K
UI1
RI53 1 16
1 LV SGND
44.2K CI36
Err
NC 2 15
LI PGND
LI 3 14
COMP LG LG
VDD
CI37 CI7
NC 4 13 105
FT VCC
QI4
RK7002 2 3 FT 5 12
SWSET OUT
RI19 6 11
UG
BRSET UG
RI24 680K CI12
NC 7 10 105
1 DBRT BT
RI22 8 9
EN VIN
Err 0
JI5 RI29 MP1008
JUMP 2.2M
VDD
EN
JI6 RI36 RI30
JUMP 2.2M 100
DI18 BL_DIM RI39 CNT
12V
JI7 RI41 BAS316 10K
JUMP 2.2M
RI42 CI26 RI43 CI27 RI51
JI8 RI44 100K 39K NC
101 103
JUMP 2.2M
RI48 ZDI5
124K NC
DI17
BAS316
RI49
NC
RI52
Err NC
CN2
1 QM3
PS_ON
PS_ON CN3
SST2907
2 1 3 2
VBL+ VCC_PFC
GND VBL+
3 2
5V
5VSTB VBL+
1
4 3
5VSTB NC
5 4
GND VBL- VBL-
6 5
12VA 12V VBL-
7 6
12VA NC
8 7
GND SGND
9 8
15VAudio 15V VCC_+5V VCC_T
10 9
GND CNT_+5V CNT
11 10
ACD PT
LINE_OFF PT_+2V
R23
12 100 C5 11
BL_DIM FB1
BL_DIM FB1
R24 NC C1
13 100 12 821
BL_ON FB2
BL_ON FB2
R25
14 100
ERROR_DET
VCC T BL ON
R28
SCHEMATIC DIAGRAMS
TR1
!
DP2
VCC_PFC
MUR460 RP61
1ohm/6A
0
3 3
2 2
QP3 BCP1 BCP2 QP5 1
SST2222 1 1 SST2222
RP1
2 2
174K
RP12 QP1 2 2 QP2 RP13
P1260ATF P1260ATF
68 68
1 CP2 CP3 1 RP2
221 221 RP19 174K
RP15 RP16 ! RP17 RP18 10
10 10K 10K 10
3 3
!
2 2
RP3
QP4 QP6 1 174K
SST2907 SST2907
3 3
RP4
174K
RP5
174K
RPD2 RPD1
0.22 0.22
! !
RP6
174K
RP7
174K
RP8
174K
RP9
133K
CP9 RP11 RP10
NC 11K
221
RI1 RI2
51K 5.9K
LI
3 CI1
QI10 102
RK7002 RI3 RI4 RI5 RI7 RI8 RI6
1 105K 105K 105K 105K 6.2K 8.06K
Err FB1
JI2 JI3 JI1 JI4 RI9
300
2
JUMP JUMP JUMP JUMP
VDD
RI15
1K
VDD
2
QI5 1
SST2907
3
RI21 DI16 CI38
Err
1K NC 334
CI14 RI25
225 510K
3
FT
QI7 1
SST2222
NC
RI31
ZDI4 2
RI37 10K CI21 RI47
DI7 CI16 CI17
510K 105 200K
475 225 RI34
BAS316
200K
EN
2 DI13
1 QI9
NC BAS316
FB1
3
CI152
331
QS1
VCC 5V
SST2907
2 3
CM26 RM62 RM63 RM64 RM65 RM66 RM67 RM68
10K NC NC NC NC NC
10K
1
104
RM70 RM71
RM69 10K
680
10K
4 UM7 1
3 2
LTV817 3
! QM4 RM72
RK7002 36K
1
PS_ON
RM73
CM27 360K
2
103
TR2
B+
! BCM1
1 BC 2
15
RM7
+ +
RP62 CEP1 CEP2 CM6 62K
1ohm/6A
100U/450 100U/450
NC NC CM1
CP1
! 472
!
NC
DM1
FR107G
RM13 !
ZDM6
47
QM1 2
P0765ATF
ZD22V
1 CM9
UM1 221
4 8 DM6 RM17
HV1
HV GATE
BAS316 10 RM18
3
5 3
10K
RT NC
Isen
RM20 1 6 RM74
GND SENSE
100K 330
2 7 RMD1
FB VDD
0.23
!
FAN6754
ZDM4
CM10 CM28 CM11 +
PDZ22B
DM9
102 102 104 CEM2
22U/50V
RM21
BAS316
0
5VS
RM31
510
RM36
! 1K
UM6
4 1 CM19
NC
RM39 3 2
0 5V 12VS
LTV817
RM40 CM20
1K 105
RM41 RM42
3
6.04K 300K
CM22 1
NC
UM4 RM50 RM51
2
AP431VLA 4.3K 30K
RM75
510
UM5
VCC LTV817
4 1
3 2
! 3
RM60 QM5
4.7K SST2222
2
3
Isen
DI1 RM61
BAV70 NC
2 1
FB2
RI10
300
VDD
RI14
200K
3
RI45 DI4
QI6 1 0
FB1
RK7002
BAS316
RI23 CI11
2
200K 105
DI11
BAS316
3
DI12 RI46 DI8
QI8 1 0
BAS316 FB2
RK7002
DI9 BAS316
BAS316 RI40 CI25
PT
2
200K 105
DI10
BAS316
FB2
CI153
331
VCC
5V
D3 R18 R19
51K 5.1K
BAS316
R20 R21
10K 10K
HV !
ACD
U1
R22 1 4
3
R29 1K
R15 2.2M 2 3 1 Q1
300K SST2222
3
LTV817
2
1 Q2
RK7002
R16
3
300K
2
1 Q3
RK7002
R30 R17 R26 R27
2
80.6K 78.7K C2 51K C3 47K C4
224 104 NC
— 43 —
CM2 CM3
RM1 102 225
NC
! RM3 RM6
100 100K
RM5 CM5
3 TM1 12 100 222
DM4
15VS
1
2 2 3
3
CEM1 RM9 RM10 RM11
+
11 FMEN220B 680U/25V NC NC NC UM9
1 P1504EDG
5 10 RM76
9 NC
RM16
5.1/2W
8
6 7 RM77
Fly back NC
DM8
FR107G
CM13 CM14
RM24 102 NC
NC
VCC
RM27 RM29
+
100 100K
RM28 CM16
CEM4 ! CY 5 100 222
22U/50V 1000pF
DM3
12VS
1
2 3
3
RM32 RM33 RM34
+ +
FMEN220A 10K 10K 10K UM8
P1504EDG
CEM5 CEM6
680U/25V 680U/25V
15VS
CM21
RM47 102
RM43 RM44 RM45 RM46 NC
56K 200K NC 2.2M RM48
NC
RM49 CM23
100
0
RM52 LM3
100 L
5VS
DM2
SR560
RM53 RM54 RM55
+
DM10 NC NC NC
SR560
CEM8
1000U/16V
5V 12VS 15VS
ZDM1 ZDM2 ZDM3
PDZ5.6B PDZ15B PDZ20B
RM56 RM57 RM58
100 100 100
1
RM59 CM25
10K 102
12V
RI13
100
CI5 CI6 !
225 225
ZDI1 CI8 TI2
PDZ13B 475 1 9
UI2
CI10 N3
6 8 471
VS PA
RI26 ZDI2
180 2 7 PDZ15B 10
LG
IA NA
RI27 N1
IB NB
180 4 5 7
UG
3 1
GND PB
CI18 CI19 N5100V N2
101 101
5 6
EE19
CI23
471
ZDI3
PDZ15B
CY 6 !
RI54
NC
NC
Many solid-state devices (especially Integrated Circuits) are Electrostatically
Sensitive, and, therefore, require special handling techniques as described under
"Servicing Electrostatically Sensitive Devices," on page two in this service literature.
DM5
BAS316
3 4
VCC ENA
RM2 2 5 15V
GND CD
20K
1 6 CM4
OUT FB
NC RM4
UM3 NC
NC
1
LM1 CM7 RM8 JM1
L NC NC
15V
JUMP
2
RM12
+
CM8 NC
104
CEM3 RM14 RM15
100U/25V
NC NC
JM2
3 JUMP
QM2 1
DM7 RK7002
2
BAS316 RM22
36K
3 4
VCC ENA PS_ON
RM25 2 5 12V
GND CD
20K RM23
1 6 CM15 CM12
360K
OUT FB
NC 103 RM26
UM2
NC
NC
1
LM2 CM17 RM30 JM3
L NC NC
12V
JUMP
2
RM35
+
CM18 NC
104
CEM7 RM37 RM38
100U/25V
NC NC
JM4
JUMP
5V
+
CM24
104
CEM9
100U/25V
B+
! FI1
3.15AL/250V
2 2
BCI1 BCI2
1 1
RI16
47 2 QI1
VBL+
MDF12N50F
RI18 RI17
51 22 1 CI34
DI3 22P CI30
BAS316 NC
!
3
CI13 RI20 !
222 10K CI28
2 TI1 7 NC
RI28 CI15
47 2 QI2 683
MDF12N50F 5 9
RI32 RI33 ER30
22 1 CI35 CI29
51
DI6 22P
NC
BAS316 !
3
RI35 CI31
CI22 10K CI24 NC
474
222
VBL-
ELECTROSTATICALLY SENSITIVE DEVICES
LV
3 DI14
NC
CI33
NC
3 DI15
NC