HCD-GPX5G/GPX7G/GPX8G
HCD-GPX5G/GPX7G/GPX8G
40
40
5-17. SCHEMATIC DIAGRAM – MAIN Board (4/4) –
• See page 50 for Waveforms • See page 51 for IC Block Diagrams.
3
MAIN BOARD
(2/4)
(Page 38)
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
I
J
0.1
R726
0.1
R727
MC2840-T112-1
D704
1M
R711
RT3CLLM
Q902
R718
100
100
R703
100
R708
R717
100
100k
R719
100k
R713
100k
R712
100k
R721
100k
R720
22k
R722
22k
R723
12p
C713
R913
100k
R963
100k
R965
R915
82k
R967
10k
R917
10k
R969
8.2k
R919
8.2k
IC700
USB2512B-AEZGCU
JL773
JL774
JL776
JL777
JL778
JL780
JL782
JL784
JL786
JL788
JL789
JL790
JL791
JL792
JL794
JL795
JL796
JL797
JL799
R968
3.3k
R918
1.5k
R964
33k
R914
33k
12k
R710
BA2903FV-E2
IC702
1
OUT1
2
-IN 1
3
+IN 1
4
GND
5
+IN 2
6
-IN 2
7
OUT2
8
VCC
0.1
C729
C720
0.1
0.1
C716
0.1
C728
0.1
C721
0.1
C715
0.1
C727
C714
0.1
0.1
C711
C718
0.1
0.1
C733
0.1
C726
0.1
C732
0.1
C717
0.1
C722
JL723
JL724
JL725
10
C724
C911
0.12
C931
0.1
C919
0.1
C963
0.1
C969
0.1
JL833
24MHz
X700
10k
R684
10k
R685
10
C603
10
C653
C860
10
C810
10
470p
C604
470p
C654
C605
470p
C655
470p
C908
0.15
R916
10k
R920
3.9k
C967
0.1
C917
0.1
0
R769
330
R724
330
R725
C966
10
C921
10
R974
2.2k
R924
2.2k
R959
100
R909
100
100
R904
100
R954
4.7k
R971
4.7k
R921
R922
4.7k
R972
4.7k
10
C725
10
C710
10
C719
10
C723
C958
R966
10k
C961
R970
RT3CXXM-T111
Q954
JL845
JL846
E
ET700
BA4558F-E2
IC950
1
OUTPUT
2
INPUT-
3
INPUT+
4
GND
5
INPUT+
6
INPUT-
7
OUTPUT
8
VCC
*IC900
IC BA4558F-E2
1
OUTPUT
2
INPUT -
3
INPUT+
4
GND
5
INPUT+
6
INPUT-
7
OUTPUT
8
VCC
JL844
JL847
JL966
JL967
JL969
1
2
4
3
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
28P
CN805
GND
GND
GND
+13V
+13V
+13V
SW-Lch-Input
AGND
SW-Rch-Input
AGND
Lch-Input
AGND
Rch-Input
AGND
/AMP-OTW
RESONANCE
/AMP-RESET
/AMP-OCP
/AMP-SD-SLOW
AMP-CLK
DGND
FAN-DRIVE
FAN-LOCK
DBFB
/AMP-SD-FAST
AC-DET
MAIN ON
SUB ON
JL798
JL973
47
C1003
2.2k
R973
2.2k
R923
1
2
3
4
5
6
7
8
9
10
10P
CN705
USB A GND
D+A
D-A
USB A+5V
SHIELD
USB B GND
D+B
D-B
USB B+5V
SHIELD
JL974
18p
C712
0
R1021
820
R1024
0
R1025
83
82
84
85
SW_MUTE
FRONT_MUTE
66
73
71
70
74
26
68
65
63
69
61
USBM
USBP
SCL/SMBCLK/CFG_SEL0
PRTPWR2
NC
VDD33CR
XTAL2
NC
USBDN1_DM
VDD33
USBDN2_DP
VDDA33
OCS2_N
USBDN2_DM
TEST
SDA/SMBDATA/NON_REM1
NC
VDD33PLL
PRTPWR1
NC
NC
OCS1_N
NC
RESET_N
RBIAS
VDDA33
NC
USBDN1_DP
VBUS_DET
USBUP_DM
SUSP_IND/
LOCAL_PWR/
NON_REM0
XTAL1/CLKIN
USBUP_DP
VDD18PLL
VDDA33
HS_IND/CFG_SEL1
NC
VDD18
32
33
34
35
37
36
30
31
43
44
45
46 47
48
49
39
40
41 42
C730
0.1
C737
0.1
C741
0.1
C740
0.1
C731
0.1
330ohm
FB716
39 40
38
41 42 43 44 45 46 47 48 49
4
MAIN BOARD
(3/4)
(Page 39)
B
4CH DAMP
BOARD
(1/3)
CN1400
(Page 30)
F
USB
BOARD
N01202
(Page 42)
MAIN BOARD (4/4)
JL772
20
21
22
23
24
25
26
27
19
10
11
12
13
14
15
16
17
18
1
8
9
7
6
5
4
3
2
29
30
31
32
33
34
35
36
28
IC700
USB CONTROLLER
IC702
USB COMPARATOR
IC900
OP-AMP
IC950
OP-AMP
FRONT MUTE
SWITCH
SW MUTE SWITCH
IC B/D
0.56uF : GPX7G
0.15uF : GPX5G/8G
*7
*7
0.1uF : GPX5G
0.056uF : GPX7G
0.12uF : GPX8G
C913
0.1
68K : GPX5G
8.1K : GPX8G
100K : GPX7G
*23
*23
5.6K : GPX7G
10K : GPX5G/8G
*24
*24
3.9K : GPX5G/8G
4.7K : GPX7G
*25
*25
1.5K : GPX8G
2.2K : GPX7G
3.3K : GPX5G
*26
*26
820 : GPX8G
0 : GPX8G
GPX8G
GPX8G
0
0
-3.2
-3.2
0
0
0
0
0
0
-3.2
-3.2
4.6
4.6
4.6
0
4.6
4.6
4.6
9.1
4.6
4.6
4.6
0
4.6
4.6
4.6
9.12
3.4
5
5.2
0
0
0
0
9.1
0
0
0
0
0
3.4
0
1.3
3.4
0.2
3.4
0.2
0
3.3
3.3
3.4
3.4
0.2
3.2
0.7
1.21
1.2
3.4
8
50V
16V
16V
16V
16V
16V
16V
16V
