How it Works
Toshiba
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B55D-2H8
Schematic
2 pgs175.9 Kb19

Toshiba B55D-2H8 Schematic

LX802S CH940120S
NT811S
5ohm
13PHI
CY802S
LX801S C930230S
RX801S
3216 1/4W
FS801S
5.0AH
220pF
330KF
RM881 68J 3216
RM882 68J
S_GND
RM874 1KF
1608
UM851 KIA431AM SOT-23F
RM870 30KF 1608
CM886 N.C
RM885
RM886
3216
RM887 3216
RM888 3216
1608
3216
RM883 68J 3216
RM884 68J 3216
3216
RM871 20KF
68J
68J
68J
68J
3
BD801S D3SBA60
4
1
2
7
8
9
1
RP806 15KF 2012
RP807 15KF 2012
ZP802 Z02W30VY
362105
LP801S
T40-PFC
4
DP803
KDS184
VCC
OUT
GND
ZCD
CP806
0.1uF 1608
P-GND
CP801S 1uF
CY801S 220pF 250V
RX803S 330KF 3216 1/4W
CY803S 100pF
250V
450V
CP802 22pF 1608
275V
0.47uF CX802S
250V
CX801S
0.47uF 275V
RX802S
330KF
3216 1/4W
VX801S
INR14D751
FS801B FUSE-CLIP
250V
FS801A FUSE-CLIP
S_GND
123
CN801S DAC-11PM
10A/250V~
N
L
RP838
30J
3216
RP827
68J
3216
UP801S
8
7
6
5
SEM3040
DP801
CP811
N.C
1KV
100pF
LB801
BYV29X-600
LEAD BEAD
LB802
LEAD BEAD
LB805
RP839
3216
LEAD BEAD
QP802S SD10N60
BEAD
30J
LP802
RP808 10KF 1608
CP803
Z02W6.8VY
4.7nF 1608
UM801S
FM/SS/ELP
S/OCP
Drain
STR-W6052
UB801
KIA431AM
CP808 82uF 450V
CP808A 82uF 450V
1MF
CP810
3216
220pF 1KV
PFC_V2
FB
GND Vcc
2
1 3 4 5 6 7
CM822 47pF 1KV
LB803 LEAD BEAD
CP807 220pF 1KV
LP801
BEAD
QP801S SD10N60
RP805 10KF 1608
FB
1
COMP
2
AOVP
3
CS
4
DP804
CP801
KDS184
10nF 1608
RP811
0.05 5W
RP836 10F 1608
CB803 10nF 1608
RB808 N.C
08BR
8061
68J
3216
5 FK001
CB801 100nF 50V
FM802S T3.15AL
RP831
250V 1MF 3216
RP832 1MF
RB831
3216
1.2MF 3216
RB832
1.2MF 3216
RB833
1.2MF 3216
RB834
1.2MF 3216
2W
DM801 RGP15M
RP833 1MF 3216
RP835
6.8MJ 3216
PFC_V1
RB801
RB802
8.2KF
N.C
1608
RP803 1MF 1608
08
9
MR
3.
J
0
2W
RB803 68KF 1608
ZM801 KDZ18B
CB802
RB804 62KF
10nF
1608
1608
CM801
CM802
10nF
50V
50V
PFC_OUT
018MR
CM821 630V
JK93
2.2nF
TM802S
IP-32SE-VM
1
12
2
11
3
10
4
9
5
8
6
7
RM812
CP809 47uF 50V
CM831 47uF 50V
ZM802 ZO2W30V
4.7J 3216
DM803 1N4007
QB801 KTD1347-C
RB806 820F 3216
DB801
KDS184
RM811 3J 3216
DM802 UF4007
P-GND
RB807 100KF 1608
LB804
LEAD BEAD
PC801S TLP781
CM801S
1.5nF 250V
CM803S
100pF
250V
CM802S
N.C
PC802S TLP781
P-GND
RB810
5.1KF 1608
PC803S TLP781
DM852
MBRF20150CT
DM851
MBRF20150CT
DB851
KDS184
KTN2222AS
RM869 18KF 1608
RM872 100KF 1608
QM854
CM851 1000uF 25V
CM859 1000uF 10V
CM871 1nF 50V 1608
CM872 1nF 50V 1608
CM873 1nF 50V 1608
CM874 1nF 50V 1608
CM875 1nF 50V 1608
RM873 390F 1608
RM867 10KF 1608
CM856 1000uF 10V
CM852 1000uF 25V
CM878 10nF 1608
RM866
4.7KF 1608
CM854 10nF 1608
QM853
KTN2907AS
RM853 1KF 1608
C.N
ON_OFF
RM856 1608 1MF
RM862
8.2KF 1608
UM852 KIA431AM SOT-23F
198MR
ZM851
Z02W15VY
ZM852
Z02W15VY
CM883 N.C 1608
RM851
4.7KF 1608
CM803 N.C 1608
RM802 10KF 1608
RM803 47KF 1608
RM804 22KF 1608
CM876 10nF 1608
RM854 10F 1608
RM855 100KF 1608
QM855 FDD4141N
CM877 10nF 1608
LM851
CC-17
QM851 KTN2222AS
CM804 N.C 1608
RM859 47KF 1608
1608
RM861
5.1KF
CM880 100nF 1608
RM857 2KF 1608
S-GND
S-GND
S-GND
RM805 47KF 1608
RM806 22KF 1608
RM858 20KF 1608
RM860 62kF 1608
QM852 KTN2222AS
12Vm
CM884
CM853
N.C
47uF 50V
CN803
GND
1
13V
2
13V
3
4
GND
5
5V
6
5V GND
POWER_TV
AC_DETECT
398MR C.N 8061
PWM
RM808 160KF 1608
BL ON
EPWM
R
298M
C.N
LAMP_STATUS
1
806
R
708M
FK19
061
8
ZM804 N.C
7
8
POWER_TV
9
AC_DETECT
10
GND
11
BL ON
12
EX DIM
13
IN DIM
14
STATUS
B14B-PASK
DM894
398MC
C.N
N.C
8061
1608
COLD HOT
12Vm
RI884
RI850
RI852
150J
150J
150J
3216
3216
3216
CI883
RI854 1KF
RI885
3216
150J
3216
TK Z02W9.1V-Y ZDI801
CI887
CI885
1uF
10uF
25V
50V
1608
CI881 100nF 50V 1608
DI828 KDS184
RI851 150J 3216
DI827 KDS184
1uF 25V
RI853 150J 3216
108IQ
C-7431D
1608 25V
RI860
1608
288IC
Fu1
RI861
0J
N.C
1608
RI865
0J
1608
RI866 N.C
S-GND
QI802 N.C
RI864
E
0J
1608
B
QI803
C
N.C
QI804
N.C
RI869
0J
1608
CI884
E
1uF 25V
B
2012
C
QI805
N.C
DT801S
SIP-PUL CI886 N.C
9
1
2
8
4
5
7
108GR
F03
8061
61
80
108GD
KDS184
508GR
F03
8061
8061
208GD
KDS184
BD901
LEAD BEAD
PFC_OUT
QI871S
FDPF7N50U
208GR
F03
8061
R
408G
FK03
308GR
FK001
708GR FK001
8061
108GQ
K2007N2
R
608G
F03
8061
208GQ
K2007N2
FDPF7N50U
808GR FK03 8061
QI872S
ZDI805 N.C
308IDZ
CI892S
C.N
470nF 400V
CI891 220pF 1kV
P-GND
VDD
Freq.
BD9893F
VS
OVP
IS
RI882
N.C
CI880
1
VCC
16
N1
15
FGND
14
N2
13
STB
12
SS
11
SCP
10
COMP
9
1 2
RI833
1 2
NC
1 50V 1608
RI880 N.C
CI877 N.C
UI803 N.C
VCC
O1
1
O2
-1
2
-2
+1
3
+2
GND
4
N.C
S-GND
68IC
9
8IC
57
Fu1
Fu1
25V
25V
1608
1608
8
8
IC
6
768IC
50V
50V
n01
F
001
Fn
1608
1608
RI828 10F 1608
VDD
12
RI832
82KF
1608
78IC
6
RI831
168IC
1 2
16KF
Fn0
1608
RI830
8
6
IC
6
Fn001
074
Fn
10KF
50V
1608
16V
1608
1608
VDD
S-GND
RI878 N.C
RI876
N.C 8 7 6 5
CI845 N.C
CI844
RI875
N.C
N.C
LAMP_STATUS
NO
FO_
F
RI829
9.1KF
1608
RI842
RI839
0J
100KF
1608
1608
CI870
RI841 N.C
FK01
100nF 50V
8061
1608
DI802 N.C
VS
RI873 N.C
RI874 N.C
OVP
RI872 N.C 1608
CI843 N.C
IS
UI802
O1
1
-1
2
+1
3
GND
4
KIA393F
RI834
0J
1608
VCC
8
O2
7
-2
6
+2
5
CI872 100nF 50V 1608
VDD
RI835 470KF 1608
RI837 1KF 1608
7
3
CI874
8IC
RI836
1nF
300KF
Fn01
50V
V05
1608
8061
1608
VDD
RI807 0J 1608
RI802
FB_1
N.C
RI801 13KF
RI803
2012
18KF 2012
RI843 100F 1608
838IR
CI871 1nF 50V 1608
VDD
RI820 360KF 1608
808IQ
SA2222NTK
CI862
QI809
RI821
RI819 10KF
NG-S
RI816 100KF 1608
RI817 510F 1608
D
1608
MMBT2907AS
N.C
RI846
068IC
4
F
n7.
300KF
50V
1608
1608
PWM
1
8IC
908IC
68IC
3
RI845 15KF 1608
OVP
Fn33
Fn74
Fp0
01
50V
50V
50V
1608
1608
1608
V
K01
DI801 N.C
RI871 N.C
CI879
N.C
110KF 1608
IS
EPWM
RI809 1KF 1608
VDD
RI806
RI812
91KF
0J
1608
1608
PWM
RI805 22KF 1608
FB_1
RI814 N.C
VDD
RI818 11KF 1608
CI859 1nF 50V 1608
UI801
RT
1
RI810
22KF
1608
SRT
2
RI813 N.C 1608
FB
3
568IC Fn8.6
50V
1608
RI811 18KF 1608
01
108IR
RI881 N.C
ZDI806
IS
4
VS
5
GND
6
DUTY
7
BCT
8
RI822
30KF
1608
3
28IR
FK021
1608
428
IR
C
468I
.N
C
FK31 8061
N.C
RI883
CI878
N.C
N.C
CI890 220pF 1kV
ZDI804
6.8V
1NEPO
938IC Fp001
05
V
8061
2NEPO
OPEN2
048IC
p001
F V05 061
8
OPEN3
CI841 100pF 50V 1608
NEPO
4
CI842 100pF 50V 1608
OPEN5
CI850 100pF 50V 1608
OPEN6
CI851 100pF 50V 1608
CI837 100nF 50V 1608
1
4
23
PC804S N.C
S-GND
HOT COLD
5
6
5
6
5
6
408ID
622SDK
OPEN1
508ID
622SDK
D
608I
SDK
22
6
DI807 KDS226
DI808
KDS226
DI809
KDS226
808IR FK01 8061
CI838
448IR F
2
K04
100nF
8061
50V 1608
408IR F021
1608
CI823 N.C
TI801S
LT-TU40
TI802S LT-TU40
TI803S
LT-TU40
DI810 KDS184
CN1
4
3
2
1
4
3
2
1
4
3
2
1
CI829 10pF
DI851
6kV
KDS226
CI815
CI801
1nF
2.2nF 50V
50V
1608
1608
CI830
DI852
6kV 10pF
KDS226
CI816 1nF
CI802
50V
2.2nF 1608
50V 1608
CI831 10pF 6kV
DI853
KDS226
CI817
1nF
CI803
50V
2.2nF 1608
50V 1608
CI832 10pF
DI854
6kV
KDS226
CI818 1nF
CI804
50V
2.2nF 1608
50V 1608
CI833 10pF
DI855
6kV
KDS226
CI819
CI805
1nF
2.2nF 50V
50V
1608
1608
CI834 10pF
DI856
6kV
KDS226
CI820 1nF
CI806
50V
2.2nF 1608
50V 1608
CI835 10pF
DI857
6kV
KDS226
CI821 1nF
CI807
50V
2.2nF 1608
50V 1608
CI836 6kV
DI858
10pF
KDS226
CI822
CI808
1nF
2.2nF 50V
50V
1608
1608
CI846 10pF 6kV
DI859
KDS226 CI825 1nF
CI811
50V
2.2nF 1608
50V 1608
CI847 6kV
DI860
10pF
KDS226
CI824
CI812
1nF
2.2nF 50V
50V
1608
1608
CI848 10pF 6kV
DI861
KDS226 CI826 1nF
CI813
50V
2.2nF 1608
50V 1608
CI849 6kV
DI862
10pF
KDS226
CI827
CI814
1nF
2.2nF 50V
50V
1608
1608
1
Socket
OPEN1
1
CN2
Socket
OPEN2
OVP
1
CN3
Socket
OPEN3
CN4
1
Socket
OPEN1
CN5
1
Socket
OPEN2
1
CN6
Socket
OPEN3
CN7
1
Socket
OPEN4
CN8
1
Socket
OPEN5
CN9
1
Socket
OPEN5
CN10
1
Socket
OPEN4
CN11
1
Socket
OPEN6
CN12
1
Socket
OPEN6
S-GND
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