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HCD-EX66/EX88/EX99
• IC Block Diagrams
IC101 LC786950T-US-H (BD76 Board (1/2))
80
79
78
77
76
75
74
73
LPF
CLOCK
EFMIN 1
GENERATOR
RFOUT 2
LPF 3
SLICE
8FS DIGITAL FILTER/
LEVEL
PHLPF 4
1BIT DAC
CONTROL
AIN 5
RF
CIN 6
SIGNAL
PROCESSOR
BIN 7
AUDIO CONTROL
DIN 8
MUTE/DE-EMPHASIS/
MONITOR
ATTENUATION CONTROL/
SLCISET 9
BASS/TREBLE/
HFC FILTER
VREF
RFMON 10
VREF 11
TES, HFL,
DEFECT
JITTC 12
INTERPOLATION MUTE
EIN 13
JITTER
FIN 14
ERROR CORRECTION
PCNCNT 15
APC
SYNCHRONIZATION
TE 16
DETECTION
EFM
D/A
DEMODULATION
TEIN 17
LDD 18
SERVO
A/D
CONTROL
LDS 19
AVSS 20
CD PLL
21
22
23
24
25
26
27
28
29
HCD-EX66/EX88/EX99
72
71
70
69
68
67
66
65
64
63
62
61
MP3/PCM OUTPUT CONTROL
AUDIO OUTPUT
CONTROL
STREAM CONTROL/AUDIO INPUT
MP3, WMA, AAC
DECODER
MP3
ENCODER
MEMORY
1M BIT
SRC
ROM
DECODER
MCU
TEXT
I/F
DECODER
SUBCODE
DECODER
DOUT CONTROL
PLL3
PORT CONTROL
30
31
32
33
34
35
36
37
38
39
40
IC301 BA5826HFP-E2 (BD76 Board (1/2))
VO1–
1
D.BUFF
VO1+
2
LEVEL
D.BUFF
SHIFT
IN1
3
60
C2F (LRSY)
RESET
4
59
FSEQ (DATACK)
THERMAL
58
DEFECT (DATA)
SHUT-DOWN
REGULATOR
57
TEST1
BIAS TRAP
56
AD_DATA (STDATA)
55
AD_BCK (STCK)
54
AD_LRCK (STREQ)
REGB
5
53
TEST0
REGOUT
6
52
CONT0
MUTE
MUTE
7
51
CONT1
GND
29
GND
8
50
CONT2
IN2'
9
49
INTB1
IN2
10
48
INTB0
LEVEL
D.BUFF
SHIFT
47
RESB
VO2+
11
46
DO
D.BUFF
VO2–
12
45
DI
GND
13
OPOUT
14
44
CL
43
CE
42
DVSS
41
DVDD
IC306 BD3419FS-SE2 (PANEL Board (2/3))
32
31
VCC/2
1
2
44
44
IC307 PST3629NR (PANEL Board (1/3))
IC603 PST3629NR (AMP SMPS Board (1/2))
IC604 PST3629NR (AMP SMPS Board (1/2))
28
GND
27
VO4–
IC603 PST3629NR (AMP SMPS Board (1/2))
D.BUFF
26
VO4+
IC603 PST3629NR (AMP SMPS Board (1/2))
D.BUFF
LEVEL
SHIFT
25
IN4
OUT 1
24
IN4'
VDD 2
VREF
23
BIAS
GND 3
VCC
22
VCC
30 GND
VCC
21
VCC
20
IN3'
19
IN3
LEVEL
SHIFT
D.BUFF
18
VO3+
D.BUFF
17
VO3–
16
RESETt
15
OPIN
30
29
28
27
26
25
24
23
22
VCC
I2C BUS LOGIC
SURROUND
INPUT GAIN
INPUT SELECTOR
3
4
5
6
7
8
9
10
11
(HCD-EX66)
(HCD-EX66)
(HCD-EX88)
(HCD-EX99)
5
CD
–
+
4
NC
21
20
19
18
17
TREBLE/BASS
VOLUME
VOLUME
12
13
14
15 16
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