Service manual

63
HCD-GNZ55D
• IC Block Diagrams
IC301 AK4358VQ-L (DMB15 Board (2/5))
IC701 BA6956AN (DRIVER Board)
IC712 BA6956AN (DRIVER Board)
12
25 26 27 28 3129 30 34 35 3632 33
11 10 9 8 7 6 5 4 3
48
2 1
14
47
46
45
44
43
42
41
40
39
38
37
13
15
16
17
21
18
22
23
24
19
20
DATT
AUDIO
INTERFACE
SDTI4
SDTI1
SDTI2
SDTI3
LRCK
I2C
SCL
SDA
CAD1
DCLK
DSDL1
DSDR1
DSDL1
DSDR2
DSDL3
DSDR3
DIF0
ROUT4-
ROUT4+
(DMIXR)
AVSS
VREFH
AVDD
DSDL4
DSDR4
DAC
SCF
SCF
SCF
(FR)
ROUT1+
DVSS DVDD MCLK BICK PDN ACKSN CAD0 DZF1(SUR) DZF2(R) DZF3(L) LOUT1+ LOUT1+
ROUT1-
SCF
SCF
SCF
SCF
SCF
DATT DAC
DATT
CONTROL
REGISTER
DAC
DATT DAC
DATT DAC
DATT DAC
DATT
DATT
DAC
DAC
(FL)
(SL)
LOUT2+
LOUT2-
(SR)
ROUT2+
ROUT2-
(FC)
LOUT3+
LOUT3-
(SW)
ROUT3+
ROUT3-
(DMIXL)
LOUT4+
LOUT4-
1 2 3 4 5 6 7 8 9
CONTROL LOGIC
TSD
VREF
OUT2 OUT1
RNF
VM
VCC
FIN
GND
RIN