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SA-AK240P / SA-AK240PC
W2526
0
1
NC
NC
8
2
VCC
GND
7
IC2871
3
EE_CS
6
4
EE_CLK
EE.DAT
5
R2873
22K
58
56
54
64 63
62
61
60
59
57
55
53
52
51
W2576
0
50
STAND_BY
NC
49
W2536
NC
48
0
DCDET
47
PCONT/EFP/CS
46
NC
45
NC
44
EE_DAT
43
EE_CLK
42
01
W2537
EE_CS/EFP/EPH
41
000053
0
MUTE_A
40
CESSOR
MUTE_DA
39
REG1
38
REG2
37
REG3
36
REG4
35
R2825
10K
REG5
34
REG6
33
W2547
0
REG7
32
W2548
0
REG8
31
17
18
19
20
21
22
23
24
25
26
27
28
29
30
W2549
0
R2810
R2883
C2883
R2886
18P
330K
C2821
R2882
100P
X2801
C2882
10M
H0A327200115
18P
W2552
0
36
R2937
10K
R2936
W2556
0
1K
30
29 28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
CN2806
TO
PANEL CIRCUIT (CN6601) ON
SCHEMATIC DIAGRAM-4
1
C2940
0.1
IC2871
E-EPROM IC
(NOT SUPPLIED)
R2940
820K
FAN
Q2942
B1ACKD000006
FAN MOTOR ON/OFF SWITCH
MOT_12V
R2945
C2945
C2944
10K
16V47
100P
D2946
B0ADCJ000020
3
R2942
R2941
C2941
5.6K
10K
16V33
2
1
R2943
10K
Q2943
STANDBY
R2949
R2939
47K
47K
W2571
IDCDET
0
PCONT
R2948
100
C2948
Q2948
10V220
C2947
6.3V100
VREF+
W2572
R2946
MUTE_A
0
56K
Q2943
R2947
W2573
B1ABCF000176
MUTE_D_AMP
27
0
FAN SUPPLY
CONTROL SWITCH
R2851
47K
C2854
C2853
6.3V220
0.1
22K
Q2803
B1GBCFJJ0051
RESET (MICRO-P) SWITCH
R2881
C2803
1
1M
220
IN
OUT
D2803
C2802
D2801
X2802
B0ACCK000005
50V2.2
B0ACCK000005
GND
H2B100500004
4
3
2
1
IDCDET
Q2949
Q2948,Q2949
B1ABCF000176
DC DETECT SWITCH
P_GND
R2894
W2535
47K
0
VREF+
D2811
B0ADCJ000020
CD7.5V
1
3
SW5V
2
D2813
B0ACCK000005
+15V
W2518
0
IDCDET
66
F_HOP
T_GND
MUTE-D-AMP
+15V
FAN
1
TO FAN
2
CN2810
SW5V
SW5V
12
-9V
-VCC
11
+15V
+15V
10
TO
MOT_12V
W2575
0
MOT_12V
9
POWER
STANDBY
STANDBY
CIRCUIT
8
(CN5103) ON
IDCDET
DCDET
7
SCHEMATIC
DIAGRAM-6
6
CD8V
CD8V
5
PCONT
PCONT
4
UP_GND
UP_GND
3
C2753
0.1
FL_GND
2
P_GND
P_GND
1
CN2808
SA-AK240P/PC MAIN CIRCUIT
4/4
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