HCD-GPX555/GPX888
HCD-GPX555/GPX888
30
30
6-7. SCHEMATIC DIAGRAM - MB Board (1/9) -
• See page 51 for IC Block Diagrams.
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
MB BOARD (1/9)
4
3
2
1
8
7
6
5
1.5
1.7 1.7 0.4 3.3
3.3
0
0
0
3.3
1.6
1.6
0
0
3.3
0
0
0
1.4
1.6
1.6
1.6
1.2
5
3.3
2.5
2.5
3.3
2.5
1
2.4
2.4
1.4
3.3
5
2.4
3.3
5
2.4
2.4
2.5
2.4
2.5
2.4
2.5
2.4
2.5
2.5
2.5
2.5
2.5
2.5
2.4
5
0
5
5
2.5
2.5
2.5
2.5
2.5
5
2.5
1.7
0
0
5
1.7
0.4
1.7
4.5
4.5
4.5
9
4.5
4.5
4.5
4.5
4.5
4.5
9
0
3.1
3.3
0
0.7
0.7
0
4.5
4.5
4.5
3.3
0
5
5
5
5
5
0
0
0
X
X
X
X
X
X
X
X
5
1.2
0
0
WHT
WHT
WHT
RED
RED
RED
E
E
B
B
C
C
CC
E
E
BB
C
C
EE
B
B
C
E
B
B
E
C
C
E
B
B
E
C
E
E
B
B
C
C
C681
0.01u
C616
0.1u
C664
0.1u
C657
0.1u
C652
0.001u
C675
0.1u
C678
0.1u
C679
10u
C674
0.1u
C673
0.1u
C646
0.1u
C653
0.1u
C655
10u
C649
0.1u
C670
0.001u
C669
0.001u
C666
4.7u
C667
4.7u
C650
22p
C647
22p
C643
10p
C641
10p
C639
220p
C638
4.7u
C636
4.7u
C637
4.7u
C658
4.7u
C659
4.7u
C661
4.7u
C651
0.1u
C656
0.1u
C642
10p
C644
10p
C648
4.7u
C640
4.7u
C604
47p
C615
0.1u
C608
820p
C633
680p
C606
0.1u
C603
680p
C634
820p
C635
47p
C631
4.7u
C602
4.7u
C625
4.7u
C610
4.7u
C632
47u
C619
47u
C607
0.1u
C767
4.7u
C612
4.7u
C680
0.1u
C601
4.7u
C665
2.2u
C766
4.7u
C628
2.2u
C660
2.2u
C617
0.1u
C630
100p
C624
100p
C613
0.1u
C626
0.1u
C629
10u
C917
10u
C620
47u
C621
47u
C627
10u
C609
10u 16V
C605
47u 6.3V
C672
10u 16V
C645
10u 16V
C618
10u 16V
C614
47u 6.3V
C622
10u 16V
L
IC610
SRC4182
1
LGAP
2
RCKI
3
NC
4
SDIN
5
BCKI
6
LRCKI
7
VIO
8
DGND
9
BYPAS
10
IFMT0
11
IFMT1
12
IFMT2
13
RST
14
MUTE
15
RDY
16
OWL1
17
OWL0
18
OFMT1
19
OFMT0
20
TDMI
21
DGND
22
VDD
23
SDOUT
24
LRCKO
25
BCKO
26
MODE0
27
MODE1
28
MODE2
IC601
BA4558F
1
OUT
2
-
3
+
4
GND
5
+
6
-
7
OUT
8
VCC
IC603
BA4558F
1
OUT
2
-
3
+
4
GND
5
+
6
-
7
OUT
8
VCC
IC606
PCM1808PWR
1
VREF
2
AGND
3
VCC
4
VDD
5
DGND
6
SCKI
7
LRCK
8 BCK
9 DOUT
10 MD0
11 MD1
12 FMT
13 VINL
14 VINR
IC609
PCM1808PWR
1
VREF
2
AGND
3
VCC
4
VDD
5
DGND
6
SCKI
7
LRCK
8 BCK
9 DOUT
10 MD0
11 MD1
12 FMT
13 VINL
14 VINR
IC605
SN74LV4052APWR
1
Y0
2
Y2
3
Y
4
Y3
5
Y1
6
INH
7
GND
8
GND
9
B
10
A
11
X3
12
X0
13
X
14
X1
15
X2
16
VCC
IC602
SN74LV4052APWR
1
Y0
2
Y2
3
Y
4
Y3
5
Y1
6
INH
7
GND
8
GND
9
B
10
A
11
X3
12
X0
13
X
14
X1
15
X2
16
VCC
IC604
PCM1754DBQR
1
BCK
2
DATA
3
LRCK
4
DGND
5
NC
6
VCC
7
VOUTL
8
VOUTR
9
AGND
10
VCOM
11
ZEROA
12
TEST
13
DEMP
14
MUTE
15
FMT
16
SCK
J602
6P
JL601
JL604
JL605
JL612
JL606
JL607
JL608
JL610
JL609
JL603
JL602
JL611
JL620
JL619
JL632
Q606
LTA014EUBFS8TL
MUTE SW
Q605
XP4501
ANALOG
SELECTOR
Q611
RN1902
ANALOG
SELECTOR
Q604
RN1902
ANALOG
SELECTOR
Q603
RN4902(T5RSONY,D,F)
LINK SET
Q607
RN4902(T5RSONY,D,F)
ANALOG SELECTOR
Q602
IMX25T110
MUTE PROTECT
R636
1M
R647
47k
R674
100
R661
100
R691
10
R688
10
R677
0
R687
22
R690
10
R634
47k
R644
68k
R642
27k
R915
4.7k
R600
68k
R635
47k
R699
22
R734
0
R729
10
R730
10
R731
10
R732
10
R728
0
R605
47k
R738
10
R739
10
R740
100
C684
0.1u
R610
47k
R721
0
R604
1M
R649
27k
R916
4.7k
R645
47k
R725
0
R646
47k
R741
0
R676
120k
R673
120k
R733
0
R718
0
R702
10
R612
1M
R613
47k
C671
0.1u
IC607
TC7WH157FK
A
B
_Y
GND
Y
SEL
_ST
VCC
R701
10
R712
100
R715
22
R603
47k
R669
680k
R611
47k
R602
47k
R697
47k
R698
47k
R680
27k
R672
27k
R820
10
R694
47k
R695
120k
R693
1M
C662
4.7u
R606
0
R621
0
R650
GUEST R
GUEST L
22k
R641
15k
R653
6.8k
R685
82k
R686
82k
R689
68k
R663
680k
R692
22k
R640
4.7k
R622
4.7k
R696
47k
R665
1M
R666
47k
R652
2.7k
R609
4.7k
R722
10
R719
10
R629
0
R632
10
R723
10
R720
10
R618
2.7k
R617
1.5k
R619
2.7k
R614
10k
R626
4.7k
R648
1M
R656
3.3k
R654
2.7k
R683
120k
R684
47k
R631
10
R726
0
R655
10k
R630
10
R620
3.3k
R638
1.5k
R643
0
R651
68k
R682
47k
R662
56k
R914
68k
R912
470k
R913
68k
R911
470k
R607
470k
R709
47
R708
47
R681
1M
R615
470k
R664
120k
1
2
3
4
5
6
7
8
R704
22
R705
22
R659
47k
R658
1M
R608
4.7k
R616
4.7k
R657
120k
R628
4.7k
R624
2.2k
R625
2.2k
R627
4.7k
R671
56k
R751
100
R750
100
R753
100
R752
100
R756
6.8k
R633
47k
R700
22k
R906
47k
R639
47k
ANALOG-ASEL
/LINE-MUTE
TUNER-R
TUNER-L
DOUT3
LINK-SET
LINK-OUT-B
LINK-OUT-A
MTK-MCK
MTK-LRCK
MTK-BCK
ANALOG-BSEL
ANALOG-CSEL/SD_D1_0
ASDATA0
SRC-RST0
ARAGON-BCK3
ARAGON-LRCK3
DIN1
LINK-DET
CN601
4P
1
MIC DET
2
MIC SIGNAL
3
MIC GND
4
A+9V
JL614
JL615
JL616
JL613
R716
1k
R711
1k
MIC-DET
ADIN
DIN3
L
L
R
R
R
ASYNCHRONOUS
SAMPLE RATE
CONVERTER
IC610
STEREO A/D
CONVERTER
IC609
SIGNAL
SELECTOR
IC605
STEREO D/A
CONVERTER
IC606
SIGNAL
SELECTOR
IC607
STEREO D/A
CONVERTER
IC604
OP AMP
IC603
SIGNAL
SELECTOR
IC602
OP AMP
IC601
>001S
MB BOARD (2/9)
(Page 31)
>003S
MB BOARD
(8/9)
(Page 37)
>004S
MB BOARD (2/9)
(Page 31)
>005S
MB BOARD
(8/9)
(Page 37)
>006S
MB BOARD
(8/9)
(Page 37)
>002S
USB BOARD
CN2301
(Page 48)
>007S
MB BOARD
(3/9)
(Page 32)
R
L
AUDIO IN 2
R
L
PARTY
CHAIN IN
PARTY
CHAIN OUT
AUDIO IN 1
AUDIO OUT
R
L
GPX888