Asano LED2295 - Audio Amplifier and Power Supply Unit

R3 0 7 NC /0 12
SP_L + SP_L
+
CA9 00NC/100 uF
AM P-EN
R3 0 8 NC /0 12
SP_R + SP_R
+1 2V_ N O RM AL
+5 V_N ormal
R310
10K
R4 0 7 1 0K
R3 2 1
0R
C920
1nF
C3 0 0 2.2u
AM P-R
PHONE IN =>Specker OFF
PHONE IN =>Specker OFF
PHONE IN =>Specker OFF
PHONE IN =>Specker OFF
R3 2 2
NC
AMP -E N
AM P-Rin
AM P-Lin
PA1517L U14
OUT -2
6
VCC
7
MU TE/STA NDBY
8
IN-2
9
GND 10
10
GND 11
11
GND 12
12
GND 13
13
GND 14
14
GND 15
15
GND 18
18
GND 17
17
GND 16
16
GND 5_A MP
5
OUT -1
4
SVR R
3
GND 2_S IGNAL
2
IN-1
1
PIN 8 Note:
PIN 8 Note:
PIN 8 Note:
PIN 8 Note:
R3 3 6 1 00
+
CA8 6100uF
12
HIGH:OPERATING(8.5V-VCC)
HIGH:OPERATING(8.5V-VCC)
HIGH:OPERATING(8.5V-VCC)
HIGH:OPERATING(8.5V-VCC)
LOW:MUTE(3.3V-6.4V)Ip=40mA
LOW:MUTE(3.3V-6.4V)Ip=40mA
LOW:MUTE(3.3V-6.4V)Ip=40mA
LOW:MUTE(3.3V-6.4V)Ip=40mA
LOW_Standby:(0-2V)Ip<100uA
LOW_Standby:(0-2V)Ip<100uA
LOW_Standby:(0-2V)Ip<100uA
LOW_Standby:(0-2V)Ip<100uA
For HVDD=12V Load=4ohm
POWER GND
POWER GND
POWER GND
POWER GND
+
CA9 0 47 0u F
1 2
SIGNAL GND
SIGNAL GND
SIGNAL GND
SIGNAL GND
+
CA9 4 47 0u F
1 2
CA9 5470uF
C7850.1uF
+1 2V_ N O RM AL
L59 0 /1206
SP_L +
SP_R +
D1 0 4
BAV9 9
3
2
1
+
CA9 147uF
+
CA8 9100uF
R3 4 0 1 00R
+1 2V_ N O RM AL
R3 2 0
47K
R316
22K
+
CA9 2100uF
Q45
3906
1
3 2
R3 1 7 1 K
Q19
3904
1
2 3
AM P-EN
M ute
R4 0 6 1 0K
C918
1nF
AM P-L
C3 0 1 2.2u
SP_R
SP_L
CN 22
4P/2 .5
2
2
1
1
3
3
4
4
SP_L +
SP_R +
L-R
R-R
L-R
R-R
SP_R +
SP_L +
R3041K /06 03
1 2
R3051K /06 03
1 2
SP_R
SP_L
CN 29
HP-JACK
2
2
3
3
7
7
6
6
4
4
5
5
1
1
R916NC /8. 2K R9 07NC/8.2 K
R904NC/47RR917NC/47R R91 2NC /4.7K
R9 1 50/ 10K
R9204.7K
R902NC /4.7 K
R9030/47K
R9 0 1 NC /68 R
C911NC /0.1uF R9130/47K
R9 0 6
0/10 K
C9 1 6
0/2.2 uF
Q904
39041
2 3
C9 0 3
0/2.2 uF
C901NC /0.1uF
Q902
NC /39 04
1
2 3
AM P_ AUOUTR 0
Q901
NC /39 04
1
2 3
OP_VC C
AM P-R
R9 2 3 4 .7K
+1 2V_ N O RM AL
+5 V_S ta ndb y
AM P_ AUOUTL 0
OP_VC C
AM P-L
AM P-MU TE
AM P_ AUOUTR 0
AM P-MU TE
AM P_ AUOUTL 0