HCD-GPX555/GPX888
HCD-GPX555/GPX888
36
36
6-13. SCHEMATIC DIAGRAM - MB Board (7/9) -
• 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 (7/9)
3
2
E+3.3V
FL+13V
LED+5.2V
1
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
3.3
3.3
3.3
3.3
0
-5.7
3.3
3.3
2.7
3.3
0
3.3
3.3
DEBUG-RXD
BT-RXD
RESET
NFC-RF-DET
NFC-SW
NFC-IRQ
NFC-SEL
NFC-DATA
NFC-SPICLK
DEBUG-TXD
DEBUG-RXD(MD-BOOT1)
AC-CUT(MD-BOOT0)
BT-RXD(MD-CLK)
SS-DET(MD-CLKS)
DEBUG-RXD
FL-CLK
FL-SOUT
FL-BK
FL-LATCH
AD-KEY0
AD-KEY1
RGB-SOUT
RGB-PWM-CLK
RGB-TRANS-LED/SD_CD_0
RGB-SCLK
SIRCS
POWER-KEY
MASTER-VOLUME
AC-CUT(MD-BOOT0)
DEBUG-RXD(MD-BOOT1)
RGB-TRANS-LED-SPK/SD_WP_0
RGB-TRANS-LED/SD_CD_0
FL-LATCH
FL-CLK
PCONT-BTSTBY
SS-DET
TEST-MON0/SD_D2_0
TEST-MON1/SD_D3_0
TEST-MON2/SD_CMD_0
TEST-MON3/SD_CLK
TEST-MON4/SD_D0_0
ANALOG-CSEL/SD_D1_0
SS-DET
/AMP-RESET
/AMP-SD
/PS-PROTECT
INT-FAN-DET
AMP-CLK
/DC-DET
/TEMP-PROTECT
/LINE-MUTE-FR
C109
1u
C107
0.1u
C106
0.1u
C102
0.1u
R1
16
47k
C104
0.1u
C105
0.0022u
C110
0.1u
C167
0.1u
C103
4.7u
35V
CN101
5P
1
GND
2
MCU VCC
3
TXD1
4
RXD1
5
CLK1
CN105
8P
1
VDD
2
SPICLK
3
DATA
4
SEL
5
IRQ
6
SW
7
RF-DET
8
GND
CN107
16P
1
MD BOOT1
2
DAT2
3
MD BOOT0
4
CD/DAT3
5
LED0
6
CMD
7
PCONT-BTSTBY
8
VDD
9
GND
10 CLK
11 GND
12 DAT0
13 LED1
14 DAT1
15 CD
16 WP
CN109
23P
1
FL+13V
2
LED GND
3
LED GND
4
LED GND
5
LED+5.2V
6
LED+5.2V
7
LED+5.2V
8
FL-CLK
9
FL-SDO
10
FL-BK
11
FL-LAT
12
AD-KEY0
13
AD-KEY1
14
DGND
15
3.3V
16
RGB-SD
17
RGB-PWM
18
RGB-TRANS
19
RGB-SCLK
20
E+3.3V
21
SIRCS
22
POWER KEY
23
VOL
D102
DA2J10100L
JL243
JL244
JL245
JL246
JL103
JL247
JL248
JL231
JL241
JL199
JL203
JL201
JL200
JL205
JL206
JL204
JL232
JL240
JL197
JL202
JL195
JL239
JL238
JL249
JL251
JL150
JL252
JL230
JL149
JL235
JL196
JL148
JL198
JL128
JL269
JL154
JL153
JL152
JL156
JL151
JL157
JL155
JL129
JL130
JL131
JL132
JL133
JL134
JL135
JL136
JL137
JL138
JL139
JL140
JL141
JL147
JL146
JL145
JL144
JL143
JL142
JL265
JL264
JL263
JL262
JL261
JL260
JL259
JL194
JL217
JL216
JL215
JL111
JL110
JL242
Q109
MUTE
SWITCH
LTA014EUBFS8TL
Q107
AC CUT
SWITCH
KRC402-RTK
R130
100
R139
22k
R143
22k
R140
22k
R136
22k
R122
0
R129
100
R115
1k
R117
10k
R120
47k
R126
0
R125
47k
R127
10k
R123
10k
R128
1k
R132
47
R135
47
R134
47
R131
100
R119
0
R133
47
R142
0
BT-RXD
BT-TXD
BT-RESET
CN102
10P
1
GND
2
GND
3
GPIO
4
BT-RXD
5
BT-TXD
6
BT-CTS
7
BT-RTS
8
3.3V
9
BT-RESET
10
GND
JL109
JL108
JL107
JL106
JL105
JL104
JL115
JL114
JL113
JL112
BT-ON
Q103
KTA1542T-RTK/P
Q104
BLUETOOTH
POWER CONTROL
BLUETOOTH
POWER
CONTROL
KRC402-RTK
R109
2.2k
R108
10k
EVER+13V
LED+5.2V
FRONT
-R
FRONT
-L
SW
-R
SW
-L
D+3.3V
GND
AC_DET
IC103
BU4229F-TR
1
GND
2
VDD
3
CT
4
VOUT
IC102
TC74VHC126FT(EKJ)
1
1G
2
1A
3
1Y
4
2G
5
2A
6
2Y
7
GND
3Y
8
3A
9
3G
10
4Y
11
4A
12
4G
13
VCC
14
R151
0
C284
0.1u
D105
RB520SM-30T2R
D104
RB520SM-30T2R
D107
RB520SM-30T2R
D106
RB520SM-30T2R
R144
15k
R145
15k
D117
RB520SM-30T2R
D116
RB520SM-30T2R
D119
RB520SM-30T2R
D118
RB520SM-30T2R
D111
RB520SM-30T2R
D110
RB520SM-30T2R
D113
RB520SM-30T2R
D112
RB520SM-30T2R
D115
RB520SM-30T2R
D114
RB520SM-30T2R
D109
RB520SM-30T2R
D108
RB520SM-30T2R
R146
10k
AD-KEY1
AD-KEY0
MASTER-VOLUME
INT-FAN-DET
MODEL-DEST-IN
SPM-AMBIENT-TEMP
SPM-C-MON
BUS BUFFER
IC102
VOLTAGE DETECTOR
IC103
>012S
MB BOARD (2/9)
(Page 31)
>028S
MB BOARD
(6/9)
(Page 35)
>036S
DAMP BOARD (1/2)
CN1007
(Page 40)
>035S
DAMP BOARD (1/2)
CN1006
(Page 40)
>031S
MB BOARD (6/9)
(Page 35)
>033S
MB BOARD (6/9)
(Page 35)
>038S
FL BOARD
CN2001
(Page 44)
>037S
MB BOARD (8/9)
(Page 37)
FOR
SERVICE USE
FOR
SERVICE USE
NFC
BLUETOOTH
AGND
SWR
AGND
FL
AGND
FR
AGND
/SS-DET
LINE-MUTE
/AMP-RESET
/AMP-SD
/PS-PROTECT
INT-FAN-DET
AMP-CLK
/DC-DETECT
/TEMP-PROTECT
M+5V
GND
13V
CN111
21P
1
AGND
2
SWL
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
AGND
SWR
AGND
FL
AGND
FR
AGND
/SS-DET
LINE-MUTE
/AMP-RESET
/AMP-SD
/PS-PROTECT
INT-FAN-DET
AMP-CLK
/DC-DETECT
/TEMP-PROTECT
M+5V
GND
13V
CN112
19P
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
GPX888
GPX555
Ver. 1.1