- 142 -
C
10
E
11
H
(GPIO_12)
512Mbits FLASH/128Mbits pSRAM
Section
12
LG Electronics Inc.
(GPIO_37)
4
6
D
G
(AUXCS1)
12
Sheet/Sheets
5
7
A
G
NAME
(GPIO_16)
F
8
Notice No.
F
DRAWING
C
Iss.
03/11
H
5
9
DRAWING
9
6
SANG KYU SONG
11
D
64POLY MIDI
8
2
(GPIO_0)
1
LG Electronics Inc.
(1%)
Date
Checked
LGIC(42)-A-5505-10:01
KG920(MAIN)
MEMORY/MIDI
VER_1.0
2/7
Designer
Sign & Name
MODEL
2
10
Approved
NO.
B
B
1
4
A
Charging IC
Name
E
Date
3
3
2006/
7
C236
1u
300
R212
CUS02
68K
R201
D201
C239
27p
1u
1Y
B2
2A
D2
C2
2B
C1
2Y
D1
GND
A2
VCC
2V8_VMEM
C235
U202
SN74AUC2G08YZPR
A1
1A
1B
B1
100K
R217
R203
100K
C211
1000p
22n
C204
ISL6299
U206
BAT
10
CRDL
1
8
GND
ICDL
9
6
IMIN
PGND
11
2
USB
USBON
7
4
_CHG
_EN
5
_PPR
3
_F2_OE
H8
_F3_CE
K3
_F_RST
F4
F5
_F_WE
E4
_F_WP
D6
_P1_CS
K2
_P2_CS
_R_LB
C2
_R_OE
H1
F3
_R_UB
_R_WE
D5
J1
_S_CS1
VCHARGE
VCCQ0
L3
VCCQ1
K7
VCCQ2
J8
VSS0
L8
L7
VSS1
L6
VSS2
L5
VSS3
VSS4
L2
VSS5
L1
VSS6
C4
B4
VSS7
G7
WAIT
E5
_ADV
K1
_F1_CE
J2
_F1_OE
_F2_CE
G8
A2
DU1
DU2
A7
A8
DU3
DU4
M1
M2
DU5
M7
DU6
M8
DU7
F1_VCC1
B5
L4
F1_VCC2
F2_VCC1
B6
K6
F2_VCC2
D4
F_VPP
K8
P_MODE_CRE
P_VCC
K5
C5
S_CS2
K4
S_VCC
H3
D1
G4
D10
J4
D11
D12
H5
D13
G6
H6
D14
J7
D15
G3
D2
D3
H4
D4
J5
D5
G5
D6
J6
D7
H7
D8
G2
J3
D9
A1
DU0
E1
A2
A20
E6
B7
A21
C7
A22
C3
A23
A24
D3
A25
E3
A3
D1
A4
B1
A5
C1
F2
A6
E2
A7
F6
A8
D7
A9
C6
CLK
H2
D0
PF38F4455LLZBQ0
U205
A0
G1
A1
F1
E7
A10
B8
A11
A12
C8
D8
A13
F7
A14
A15
E8
A16
F8
A17
D2
A18
B2
A19
B3
C202
2V8_VEXT
0.1u
1000p
C224
27p
C206
C238
1u
C228
FB201
27p
0.1u
C237
1u
C203
1u
C225
0
R221
2V8_VMEM
0.1u
C216
10u
C209
R222
0
R220
0
VUSBIN
27K
R216
120p
BGND
11
4
BYP
EN1
2
EN2
3
6
GND
5
NC1
NC2
7
8
NC3
1
VIN
10
VOUT1
VOUT2
9
C201
U201
MIC2211-GMYML
2V8_VMEM
R204
30K
0.1u
C219
10K
R219
0
R215
C222
1u
C215
0.1u
1V8_VCORE
33K
R205
C231
100K
R202
MIDI_CS
0.1u
3.3K
2V8_MIDI
R208
1u
C232
0.1u
C210
R209
NA
C227
0.1u
NA
C212
0
R211
0.1u
C233
2V8_MIDI
VUSBIN
1u
C223
C229
NA
C226
MIDI_IRQ
1u
1u
C205
C220
0.1u
0.01u
E8
TXOUT
VREF
F7
_CS
H3
_IRQ
D4
H4
_RD
_RST
B4
_WR
J2
2V8_VEXT
C207
B2
MTR
NC1
A1
A8
NC2
J1
NC3
H5
PLLC
RXIN
C6
SDI
D1
B7
SPOUT1L
SPOUT1R
J8
B8
SPOUT2L
H8
SPOUT2R
SPVDDL
A6
J6
SPVDDR
A7
SPVSSL
SPVSSR1
H7
J7
SPVSSR2
B6
EXTIN
EXTOUT
D7
D6
GPIO0
C5
GPIO1
GPIO2
C1
GPIO3
C4
F6
HPC
C8
HPOUTL
C7
HPOUTR
HPVSS
D8
IOVDD1
H1
B3
IOVDD2
C2
LDE1_GPIO4
LED0
C3
LED2_GPIO5
B1
D3
LRCK
D5
F2
E3
D6
D7
E2
DVDD1
J4
DVDD2
A2
F1
DVDD3
J3
DVSS1
DVSS2
A3
DVSS3
E1
EQ1L
B5
J5
EQ1R
A4
EQ2L
EQ2R
G6
EQ3L
A5
H6
EQ3R
G7
EXC
YMU787
G4
A0
AVDD
G8
F8
AVSS
E6
BBL
BBR
E7
D2
BLCK
CLKI
G5
H2
D0
D1
G3
G2
D2
D3
F3
G1
D4
VBAT
U204
C234
0.1u
0
C217
0.1u
R210
0
R206
10K
R214
C221
1V8_MIDI
22u
R213
100K
1V8_MIDI
1u
C230
0.1u
C218
0
R207
C208
1u
GND
C1
A1
B1
C2
VCC
A2
VBAT
VBAT
U203
SN74AUC1G08YZPR
47p
C214
C213
100K
R218
47p
CHG_STAT
M
SPK_P_SM
MIDI_SPK-
CHG_EN
MEM_CS2
MEM_CS1
GPCS1
GPCS1
RAM_CS1
RAM_CS2
GPCS2
ROM_CS1
BURSTCLK
MIDI_HPLOUT
DATA09
DATA08
DATA07
DATA06
DATA05
DATA04
DATA03
DATA02
DATA01
DATA00
MEM_CS2
MEM_CS1
ADD24
ROM_CS1
ROM_CS2
ADD09
ADD08
ADD07
ADD06
ADD05
ADD04
ADD03
ADD02
ADD01
DATA14
DATA13
DATA12
DATA11
DATA10
_WAIT
_ADV
ADD24
ADD23
ADD22
ADD21
ADD20
ADD19
ADD18
ADD17
ADD16
ADD15
ADD14
ADD13
ADD12
ADD11
ADD10
DATA08
WR_N
MIDI_RST
RD_N
MIDI_CS
ADD00
MIDI_IRQ
_LBS
_UBS
WR_N
26MHZ
_RESET
MIDI_HPROUT
DATA15
RD_N
DATA15
DATA14
DATA13
DATA12
DATA11
DATA10
DATA09
7. CIRCUIT DIAGRAM
Содержание KG920
Страница 3: ... 4 ...
Страница 48: ...3 TECHNICAL BRIEF 49 3 8 2 AFE Analog Front End Figure 3 22 ...
Страница 52: ...3 TECHNICAL BRIEF 53 3 8 5 MBGM01 5M CCD ISP Figure 3 25 ...
Страница 55: ...3 TECHNICAL BRIEF 56 3 8 6 MV8620 5M back end IC Multi Media Function Figure 3 26 ...
Страница 58: ...3 TECHNICAL BRIEF 59 3 9 MIDI IC YMU787 Figure 3 27 YMU787 BLOCKDIAGRAM ...
Страница 87: ...4 TROUBLE SHOOTING 88 Graph 4 8 BLUE RST Graph 4 9 DEBUG_TX RX Graph 4 10 PCM_SYNCS TX RX USC0 ...
Страница 96: ...4 TROUBLE SHOOTING 97 4 7 KEY backlight Trouble TEST POINT Q101 R122 Q101 LD101 LD119 Figure 4 38 Figure 4 39 ...
Страница 108: ...4 TROUBLE SHOOTING 109 CIRCUIT WAVEFORM Figure 4 59 Graph 4 11 Figure 4 60 Figure ...
Страница 109: ...4 TROUBLE SHOOTING 110 TEST POINT U602 FB602 U100 Q100 Q101 C113 C114 Figure 4 61 Figure 4 62 ...
Страница 111: ...Figure 4 65 Graph 4 12 4 TROUBLE SHOOTING 112 C102 C113 U101 Figure 4 66 C137 U103 TEST POINT WAVEFORM ...
Страница 112: ...4 TROUBLE SHOOTING 113 Figure 4 67 Figure 4 68 CIRCUIT ...
Страница 115: ...4 TROUBLE SHOOTING 116 WAVEFORM Graph 4 13 ...
Страница 139: ...6 BLOCK DIAGRAM 140 6 BLOCK DIAGRAM Figure 6 1 ...
Страница 148: ... 149 8 PCB LAYOUT ...
Страница 149: ... 150 8 PCB LAYOUT ...
Страница 150: ... 151 8 PCB LAYOUT ...
Страница 151: ... 152 8 PCB LAYOUT ...
Страница 152: ... 153 8 PCB LAYOUT ...
Страница 153: ... 154 8 PCB LAYOUT ...
Страница 154: ... 155 8 PCB LAYOUT ...
Страница 155: ... 156 8 PCB LAYOUT ...
Страница 163: ... 164 ...
Страница 194: ...Note ...
Страница 195: ...Note ...