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63
HCD-DP900D
IC11
LA1845 (MAIN BOARD (3/3))
ALC
AGC
REG
GND
VCC
AM
DET
STEREO
SW
P-DET
φ
VCO
304KHz
DECODER
ANTI-BRIDIE
PILOT
CANCEL
FF
38k
FF
19K
∠
PILOT
DET
AM
IF
AM
OSC
AM
MIX
AM/FM
AM
RF.AMP
COMP
BUFF
S-CURVE
IF
BUFF
LEVEL
DET
FM
IF
FM
DET
FM-IN
AM
MIX-OUT
REG
AM
IF-IN
GND
TUNED
STEREO
FM-DET
VCC
IF-REQ
MUTE
AM/FM
VCO
STOP
OSC
FM.SD
AM-AGC
S-METER
AFC
AM-RF
IN
DECODER
OUT
AM
DET-OUT
AM-OSC
DECODER
IN
PLL-IN
PILOT
CANCEL
R-OUT
L-OUT
π
2
FF
19K
∠
0
TUNING
DRIVE
24
23
22
21
20
19
13
14
15
16
17
18
1
2
3
4
5
6
12
11
10
9
8
7
IC604
LC89056W-E (DSP BOARD (2/2))
9
10
11
12
13
20
39
48
CKOUT
8
7 6
5
4
3 2 1
47
46
45
44
43
42
41
40
38
37
14
15
16
17
18
19
21
22
23
24
BCK
LRCK
DATA
XSTATE
XMCK
XOUT
XIN
AUDIO
EMPHA
CE
CL
XSEL
MODE0
MODE1
DOSEL0
DOSEL1
CKSEL0
CKSEL1
XMODE
INPUT
PLL
XTAL1
29
36
35
34
33
32
31
30
28
27
26
25
CSFLAG
F0
F1
F2
VF
LOCK
BPSYNC
ERROR
DO
DI
DISEL
SPDIF
DIN0
DIN1
DIN2
DGND
DVDD
R
VIN
LPF
A
VDD
AGND
DGND
DVDD
DVDD
DGND
DGND
DVDD
TIMING
DATA
DEMODULATOR
LOCK
DETECTION
fs
CALCULATION
MICROPROCESSOR INTERF
ACE
C BIT DETECTION
Pa,PbDETECTION
Summary of Contents for HCD-DP900D
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