Block Diagram (2/2)
Li
ne
Fi
lte
r
LF7104
F7101
2
3
1
4
Li
ne
Fi
lte
r
LF7103
2
3
1
4
CF7101
~
~
+
-
D7106
D7104
D7105
IC7301
14
VS
9
VW
Resonant Controller
HOT
COLD
PC7301
Photo coupler
1
VH
4
FB
5VS
P2
2
3
TO A02
11
12
13
BL_SOS
BL_ON
PWM1
P4
3
2
1
BL_SOS
BL_ON
PWM1
TO PANEL
24V
8
SUB_ON
POWER_ON
9
6
1
10
KEY1
IC7401
JK7101
MAIN INPUT
Li
ne
Fi
lte
r
LF7105
2
3
1
4
T7201
4
2
IC7201
PFC
Control IC
7
OUT
8
VCC
Q7201
Q7202
4
3
T7301
7
PC7303
Photo coupler
PC7302
Photo coupler
Q7403
IC7503
DC/DC
7
8
24V
16V
SUB_ON
16V
16V
16V
D7305
6
REF
10
VCC
6
D7304
12
14
9
D7403
D7407
D7409
D7408
Q7402
5VS
Q7401
24V
7
KEY1
POWER_ON
TO GK4
P-BOARD
8
12 11
24V
9
GK-BOARD
GK4
SW2855
SW2854
SW2853
SW2852
SW2851
KEY1
SW2857
3
2
TO P4
POWER_ON
K-BOARD
K10
7
3
4
5
6
1
SUB3.3V
STBY3.3V
RM2800
VCC
OUT
SN2800
AI
3
1
VCC
OUT
D2802
R
G
TO A10
REMOTE
AI
G_LED_ON
R_LED_ON
SUB3.3V
AI
STBY
3.3V
STBY
3.3V
R_LED_ON
G_LED_ON
REMOTE
26