Advertisement
SCHEMATIC DIAGRAM-7
DIGITAL AMP CIRCUIT
Q802
B1ABCF000079
SWITCH (FAN:ON)
Q802
R808
10K
R851
100
R850
100
R849
100
R848
100
R847
100
R846
100
R845
100
R844
100
R802
330
R843
100
C877
0.1
R877
10K
CN801
BUSY
VPP
1
2
VDD
SCLK
3
4
TXD
OE
5
6
RESET
GND
7
8
9
10
B1GBCFLL0012
Q801
D804
B0ACCK000005
+22V
BP_1
BM_1
FAN_DCVOLT
SW_OUT
HPSWITCH
DCDET
-MUT HP
-MUT SW
AM_1
AP_1
BP_2
BM_2
3B
4B
V_B
V_A
2B
AM_2
AP_2
Q801
REGULATOR
: +B Signal line
C0ZBZ0000708
DIGITAL AMPLIFIER POWER IC
14
13
12
11
10
9
8
IC613
1
4
2
3
5
6
7
IC613
C0JBAA000244
QUAD AND GATE IC
(MUTING CONTROL)
: Main Signal line
R241
10
C241
100P
R251
13K
R253
13K
IC602
C243
0.1
R243
10
R240
10
C240
100P
R250
13K
R252
13K
C224
0.1
C242
0.1
R242
10
1
32
PW_BP
PVDDB2
2
PW_BM
LDROUTB
31
3
/RESET
BOOTSTRAPB
30
4
29
/PMCM
PVDDB1
5
28
BMSB
PVDDB1
6
BMSA
OUTPUTB
27
7
MLRLT
OUTPUTB
26
IC602
25
8
DVSS
PVSS
9
DVSS
PVSS
24
10
23
DVSS
OUTPUTA
11
22
DVDD
OUTPUTA
12
/SNTD
PVDDA1
21
13
/ERR1
PVDDA1
20
14
/ERR1
BOOTSTRAPA
19
15
PW_AM
LDROUTA
18
PW_AP
PVDDA2
16
17
1
PW_BP
PVDDB2
32
PW_BM
LDROUTB
31
2
3
/RESET
BOOTSTRAPB
30
29
4
/PMCM
PVDDB1
5
BMSB
PVDDB1
28
6
BMSA
OUTPUTB
27
7
26
MLRLT
OUTPUTB
25
8
DVSS
PVSS
DVSS
PVSS
24
9
10
DVSS
OUTPUTA
23
11
DVDD
OUTPUTA
22
12
/SNTD
PVDDA1
21
13
/ERR1
PVDDA1
20
14
19
/ERR1
BOOTSTRAPA
15
18
PW_AM
LDROUTA
16
PW_AP
PVDDA2
17
IC603
C0ZBZ0000708
DIGITAL AMPLIFIER POWER IC
Advertisement
