4-4
SCHEMATIC DIAGRAM OF POWER BOARD
TO
SW
BOARD
CN3
TO
POWER
CABLE
(E3)
+
-
+
-
+
-
+
-
+
-
D6
R12
133
Q1
G
S
D
D8
C10
472
C13
104
C8
101
C24
120/16
D22
R14
221
R11
103
AGND
C7
224
D7
D1
D24
R26
221
DGND
C9
105
IC1
1
Ref_pin
2
A
3
K
L22
VS2
D4
CF1
1
4
3
2
D9
R29
223
R4
112
C21
270/16
R8
681
R6
123
R23
470
R28
222
C2
470/50
D2
CN2
1
10.5V
2
5V
3
GND
4
GND
5
LLDET
6
LP
Attachment1
Attachment2
R25
332
C6
471
R27
332
R13
103
F1
3.15A
250V
R5
112
C1
334
R21
470
R10
473
R2
151
Q4
C22
560/10
C23
105
D5
R9
470
D21
Q3
1
2
3
4
R24
123
R7
123
T1
2
3
4
5
6
7
8
9
10
Q2
1
2
4
3
VS1
R22
222
L21
330
330
D23
C25
180/10
D3
CN1
1
LIVE
2
NEUTRAL
(12V DC) (24V AC)
3
GND
C5
471
C12
103
R3
221
C11
472
Important safety notice
Components identified by " " mark have special characteristics for safety.
When replacing any of these components, use only manufacture's specified parts.
Note: The value indicated in the schematic
diagram should be read as follows:
Multiplier (0–5)
2nd Significant Digit (0–9)
1st Significant Digit (0–9)
<Example>
For Resistor:
330
→
33 x 10
0
= 33
Ω
561
→
56 x 10
1
= 560
Ω
123
→
12 x 10
3
= 12k
Ω
0R00=0
Ω
For Capacitor (Exclude Electrolytic
and Tantalum Capacitor):
820
→
82 x 10
0
= 82PF
102
→
10 x 10
2
= 1,000PF = 0.001
µ
F
104
→
10 x 10
4
= 100,000PF = 0.1
µ
F
2R0 = 2.0 PF
For Coil:
270
→
27 x 10
0
= 27
µ
H
101
→
10 x 10
1
= 100
µ
H
8R2 = 8.2
µ
H
+
–
<INDEX>
POWER
BOARD
IC1
A4
Q1
B2
Q2
B3
Q3
A3
Q4
A2
D1
C2
D2
C2
D3
C2
D4
C2
D5
A2
D6
B2
D7
B3
D8
B3
D9
A3
D21
C3
D22
B3,C3
D23
C5
D24
C5
POWER BOARD
1
2
3
4
5
A
B
C
