Schematic Diagrams - Hitachi LE40TF07A Service Manual

SCHEMATIC DIAGRAMS

CP 3004
CN1
1 SW_+12V
G ND
2
G ND
3 E1
S W _+12V
4
S W _+12V
+
5
AT_ +6.0V
6
AT_ +6.0V
7 100uF-16V
AT_ +6.0V
8
G ND
9
G ND
10
G ND
11
S W _+12V
12
S W _+12V
13 AT_ +6.0V
AMP _+18V
14 AMP _+18V
15 G ND E3
+
16 G ND
17 P W _ON
18 470uF-10V
19 BL _ADJ
20 BL _ON
21 R E LAY_H
22 G ND
2*11PIN
R6
P W _ON
0ohm
CP 3002 CP 3001
CN2
11 T5 CN3
R E LAY_H
10 BL _ON T6 10
G ND
9 BL _ADJ T8 9
G ND
8 T1 1 8
G ND
7 T1 3 7
P W _ON AT_ +6.0V
6 T1 5 6
G ND AT_ +6.0V
5 T1 7 5
G ND AT_ +6.0V
4 T1 9 4
AMP _+18V S W _+12V
3 T2 1 3
AMP _+18V S W _+12V
2 T2 3 2
S W _+12V G ND
1 T2 5 1
S W _+12V G ND
11PIN 10PIN
SW_+12V
WPM3407
Q5
C18 12K ohm R1 1 C19
104 104
R1 5
Q6 270K ohm
R1 7
PANE L _EN
2K 2ohm
R1 9
L MBT3 904L T1 G C198
2K 2ohm 0.1uF
H1 H2 H3 H4 H5
L ocation ho le L ocation ho le L ocation ho le L ocation ho le L ocation ho le
M1 M2 M3 M4 M5 M6 M7 M8
MA RK MA RK MA RK MA RK MA RK MA RK MA RK MA RK
AT_ +6.0V
C1
C5
104
104
Q2
R4
POW ER_ ON
10K ohm
C7
104
R E LAY_H
T7
T9
T1 2
T1 4
R1 0
T1 6 POW ER_ ON
T1 8
T2 0 10K ohm
T2 2
T2 4
T2 6
VCC- Panel
C20 + E6
104 22uF-25V
R1 8
BL _ON/
510ohm
R2 1
NC/10K ohm
510ohm
R2 8
BL _ADJ/
T.MS 6M181.15A 11372 10K ohm
L MBT3 906L T1 G
R1
Q1 PW _ON
510ohm
R2 R1 91 C6
4K 7ohm
2K 2ohm 104
R3
10K ohm
L MBT3 904L T1 G
AT_ +6.0V M_+6.0V
Q3
R8 C14
4K 7ohm
104 WPM2341-3/TR
R9
100K ohm
Q4
L MBT3 904L T1 G
M_+6.0V
AT_ +6.0V
R1 4
1K ohm
BL _ON
Q7 C23
M_+6.0V
L MBT3 904L T1 G 104
M_+6.0V
R2 5
R2 7
BL _ADJ
1K ohm
Q8 C30 C31
1uF 104
L MBT3 904L T1 G
- 19 -
AT_ +6.0V U1
L C1117CL T R3 3
3 2
VI VO
C2
4
VO
104
M_+6.0V U2
L C1117CL T RA D
D1 D2 3 2
VI VO
1N4007 1N4007
C10 C11 C12 4
VO
104 NC/10uF 104
C13
NC/104
U3
M_+6.0V
L C1117CL T R3 3
3 2
VI VO
C15
4
VO
104
C21 C22
104 103
U4 CH4 055U-100K -021
2 3 BS
IN SW
C24
7
EN
5
FB
104
12K ohm
R2 4 AIC2857
R1 89
100K ohm C27 C28
C29 103
NC/0.01uF
NC/47K ohm NC/100pF R2 6
2K 2ohm
Circuit Diagram of LE40TF07A (03/09)
DC Supplies
+3.3V_ ST B
T3
E2 C3 C4
+
100uF-16V 10uF 104
DDR_2 .5V
T4
E4 C8 C9
+
R5
91ohm 470uF-10V 10uF 104
R7
100ohm
+3.3V
T1 0
E5 C16 C17
+
100uF-16V 10uF 104
L 1
+1.2V_ VDDC
R2 2 T2 7
5K 1ohm E8 C25 C26 C193
+
R2 3
470uF-10V 10uF 104 10uF