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HBD-E385/E390/T39
5-4.
BLOCK DIAGRAM - AMP Section -
AMP_MCK
AMP_LRCK
MAIN
AMP_BCK
E
SECTION
AMP_D1
(Page 31)
AMP_D2
AMP_D3
: AUDIO
HBD-E385/E390/T39
STREAM PROCESSOR
IC3001
PWM_P_1
11 MCLK
39
PWM_M_2
22 LRCK
40
23 SCLK
PWM_M_8
48
PWM_P_8
49
24
SDIN1
25
SDIN2
27 SDIN4
PWM_M_3
42
PWM_P_3
43
PWM_P_5
54
PWM_M_6
55
VALID
37
16 19
20 21
VOLTAGE
DETECT
Q3512, Q3554
OVER LOAD
DETECT
Q3552
51 52
33 34
50
32
POWER AMP
IC3102
29 1N1A
OUT1A
16
30
IN1B
OUT1A
17
31
IN2A
32
1N2B
L3101
23 VL
OUT1B
10
OUT1B
11
25
xPWRDN
26 xTRISTATE
27 xFAULT
OUT2B
3
L3103
OUT2A
8
POWER AMP
IC3302
29 1N1A
OUT1B
11
L3303
30
IN1B
OUT1A
16
31
IN2A
32
1N2B
OUT2A
8
25
xPWRDN
OUT2A
9
26 xTRISTATE
27 xFAULT
L3301
23 VL
OUT2B
2
OUT2B
3
OVERLOAD
DETECT
Q3555
DC DETECT
D6308
65
40
SYSTEM CONTROLLER
IC6301 (2/3)
32
TB3451
FRONT L
+
OVER LOAD
DETECT
Q3101
+
FRONT R
SUBWOOFER
+
OVER LOAD
SPEAKERS
DETECT
Q3202
CENTER
+
TB3401
SUR L
+
OVER LOAD
DETECT
Q3302
+
SUR R
DC FAN
M1
M M
FE_UNSW +12V
DRIVER
(FAN)
IC3501 (1/2)
Q3553
DC FAN
CONTROL
Q3501
35
2
43
42
POWER SUPPLY
F
SECTION
EN_POWER
(Page 33)
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