Led Drive Circuit And Led Circuit - Panasonic SH-FX71 Service Manual

14.2.

LED DRIVE CIRCUIT and LED CIRCUIT

1 2 3
SCHEMATIC DIAGRAM - 2
A
B
LED DRIVE CIRCUIT
H4000*
A LINK
TO LINK 1
5V_GND
D-AMP CIRCUIT 5V_GND 2
5V
(CN1003) 5V 3
POWER_SW
B
IN SCHEMATIC POWER_SW 4
DIAGRAM - 1 MODE_SW 5
S1001
AUTO OPERATION
ON/OFF
C
D
E
F
G
H
1 2 3
4 5 6
: +B SIGNAL LINE
R4001 R4002
270 220
4 5 6
D4000
MA2J1110GL R4003
0
Q4001
B1GDCFGG0026
LED DRIVE
1 2 3
Q4000
B1GBCFGG0030
LED DRIVE
4 5 6
7 8 9
H4003*
1 GREEN (LINK)
2 5V_GND
3 RED (AC)
7 8 9
26
10 11 12
C
LED CIRCUIT
: +B SIGNAL LINE
GREEN RED
D4001
B3AGA0000124
POWER LED
3 2 1
CN4000*
LINK
GREEN (LINK) 1
5V_GND
5V_GND 2
AC_IN
RED (AC_IN) 3
SH-FX71GC/GN LED DRIVE / LED
10 11 12
13 14
A
B
C
D
E
F
G
CIRCUIT
H
13 14