HCD-GPX5G/GPX7G/GPX8G
55
IC101 RZ5B801-0002E2 (TUNER1AM3R BOARD)
GND 1
VDDRF
VDD
VDD
FM Antenna
FM LNA
Filter
AGC
AMP
ADC
Digital
Mixer
FM
Demodulator
AM
Demodulator
Digital
AGC
RDS
Decoder
Stereo
Decoder
DAC
LOUT
ROUT
LRCK
BCLK
IISD
IIS Controller
IIS
Generator
Station
Detector
Image
Control
RSSI
Calculation
VDD
SPI
12C
HOST Controller
Serial Interface / Registers
Digital Filters
Digital Signal Process
ADC
AGC
AMP
AMP
AM LNA
LOSC
XOSC
Clock
Generator
AM
TUNE
AM Antenna
2
CP2 3
FRF1 4
GNDRF 5
ARF1
ARF2
IIC / R
DSI
LA
CK
VDD
GND
DA
IISD
IISD
LRCK / LOUT
Lch
Rch
BCLK / ROUT
BCLK
SW
VDD
X2
X1
CP1
SW
Amplifier
LRCK
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
IC806 R2A15216FP (MAIN BOARD (2/4))
INDR
6 INPUT
SELECTOR
(R-CH)
INER
INFR
GAMER
INGAINOUTR
RECAR
INCR
INBR
INAR
DPLR/SURR
DPLL/SURL
TRER
TONE
R
(TRE,
MID,
BASS)
MID1R
MID2R
BASS1R
BASS2R
VOCAL CUT
REFERENCE
SURROUND OR DPL IN
RECBR
+
+
+
+
SA1
SA2
+
TO
N
EO
U
TR
BB1R
DA
TA
CLK
AGCC
OUTR
AGCOUTR
SWOUT
BB2R
VOLINR
ELECTRICAL
VOLUME
MCU
INTERFACE
AUTO
GAIN
CONTROL
+
INDL
6 INPUT
SELECTOR
(L-CH)
INEL
INFL
GAMEL
INGAINOUTL
RECAL
INAL
INBL
INCL
MIC
VC
TREL
TONE
L
(TRE,
MID,
BASS)
MID1L
MID2L
BASS1
BASS2
RECBL
+
+
+
TONEOUTL
BB1L
OUTL
AGCOUTL
BB2L
VOLINL
ELECTRICAL
VOLUME
REFIN
REFOUT
VCC
GND
1
2
3
4
5
6
10
11
12
13
14
7
8
9
15
17
21 22
24
19
20
23
18
16
28
26
25
27
42
41
40
39
38
37
35
34
33
32
31
36
30
29
54
55
52
53
56
43
44
45
46
47
48
49
50
51
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