Zoom G1 X Four, Руководство по обслуживанию

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G1X CIRCUIT DIAGRAM
MAIN PCB(PCB-0180) DSP Circuit
- 18 -
1 2 3 4 5 6 7 8
A
B
C
D
8 7 6 5 4 3 2 1
D
C
B
A
C49
0.1u
C51
0.1u
C62
0.1u
C61
open-c
C64
0.1u
C65
0.1u
C
66
0.
1u
C
67
0.
1u
C70
open-c
C68
0.1u
C58 0.1u
C57
0.1u
C59
open-c
C
56
0.
1u
C
55
0.
1u
C
54 0.1
u
C
53
0.
1u
C
52
0.
1u
C69
0.1u
+1.26VD +1.26VD
C50
open-c
+3.3DSPV +3.3DSPV
D
SP
D
0
D
SP
D
1
D
SP
D
2
D
SP
D
3
D
SP
D
4
D
SP
D
5
D
SP
D
6
D
SP
D
7
D
SP
D
8
D
SP
D
9
D
SP
D
10
D
SP
D
11
D
SP
D
12
D
SP
D
13
D
SP
D
14
D
SP
D
15
C60
0.1u
+3.3SDRAMV
C72
0.1u
C73
0.1u
C75
0.1u
C74
0.1u
+3.3SDRAMV
DSPD0
DSPD1
DSPD2
DSPD3
DSPD4
DSPD5
DSPD6
DSPD7 DSPD8
DSPD9
DSPD10
DSPD11
DSPD12
DSPD13
DSPD14
DSPD15
DSPA2
DSPA3
DSPA4
DSPA5 DSPA6
DSPA7
DSPA8
DSPA9
DSPA10
DSPA11
DSPA12
DSPA2
DSPA3
DSPA4
DSPA5
DSPA6
DSPA7
DSPA8
DSPA9
DSPA10
DSPA11
DSPA12
DSPA13
DSPD[0..15]
/DSP_CAS
/DSP_RAS
/DSP_CE0
/DSP_WE
DSP_SDCLK
DSP_BE0
DSP_BE1
DSP_SDCKE
DSP_SDCLK
/DSP_RAS
/DSP_WE
DSP_BE0
DSP_BE1
R64
open-r
DSP_RST-
DSP_RST-
DSP_HDS-
+3.3DSPV
PORT_D2C
PORT_C2D
VDD_PLL
+ C82
10u/16V
L14
BLM18AG102S
+3.3VD
C63
0.1u
C71
0.1u
X1
HC-49
R66
220
R65
1M
R67
open-r
C81
12p
C80
12p
3 4
IC9B
74HCU04
1 2
IC9A
74HCU04
VCC
1
I/O0
2
I/O1
3
GNDQ
4
I/O2
5
I/O3
6
VCCQ
7
I/O4
8
I/O5
9
GNDQ
10
I/O6
11
I/O7
12
VCCQ
13
LDQM
14
WE
15
CAS
16
RAS
17
CS
18
A11
19
A10
20
A0
21
A1
22
A2
23
A3
24
VCC
25
GND
26
A4
27
A5
28
A6
29
A7
30
A8
31
A9
32
NC
33
CKE
34
CLK
35
UDQM
36
NC
37
VCCQ
38
I/O8
39
I/O9
40
GNDQ
41
I/O10
42
I/O11
43
VCCQ
44
I/O12
45
I/O13
46
GNDQ
47
I/O14
48
I/O15
49
GND
50
IC8
P2V16S406TP-6G
DSP_HDS-
DSP_RDY
TP35
DSP_TX
D
SP
_T
X
DSP_RDY
DSPA[2..13]
DSPA13
GPIO6
1
GPIO4
2
GPIO2/BOOTM2
3
GPIO1/BOOTM1
4
GPIO0/BOOTM0
5
TIM1
6
TIM0
7
INT0
8
CVDD
9
INT1
10
INT2
11
INT3
13
DVDD
12
NMI/WDTOUT
14
IACK
15
VSS
16
CLKR0
17
DR0
18
FSR0
19
CLKX0
20
CVDD
21
DX0
22
FSX0
23
CLKR1
24
DR1
25
FSR1
26
DX1
27
CLKX1
28
VSS
29
FSX1
30
TEST
31
NC
32
CVDD
33
RX
34
GPIO5
35
DVDD
36
TX
37
GPIO3
38
VSS
39
SCL
40
SDA
41
HC1/HBIL
42
HC0/HAS
43
HCS
44
H
C
N
TL
1
45
H
C
N
TL
0
46
V
SS
47
H
R
/W
48
H
D
S2
49
H
D
S1
51
H
R
D
Y
52
D
V
D
D
53
C
LK
O
U
T
54
C
V
D
D
50
X
F
55
V
SS
56
C
15
/H
O
LD
A
57
C
14
/H
O
LD
58
H
IN
T
59
PV
D
D
60
N
C
61
X
1
62
X
2/
C
LK
IN
63
EM
IF
C
LK
S
64
V
SS
65
C
13
/S
O
E3
66
C
12
/S
D
C
K
E
67
C
11
/B
E3
68
C
10
/B
E2
69
C
9/
B
E1
70
C
8/
B
E0
71
C
7/
C
E3
72
V
SS
73
EC
LK
IN
74
EC
LK
O
U
T2
75
EC
LK
O
U
T1
76
C
V
D
D
77
C
6/
C
E2
78
C
5/
C
E1
79
D
V
D
D
80
C
4/
C
E0
81
C
3/
A
R
D
Y
82
V
SS
83
C
2/
A
W
E/
SD
W
E
84
C
1/
A
O
E/
SD
R
A
S
85
C
0/
A
R
E/
SD
C
A
S
86
A
21
87
A
20
88
A19
89
A18
90
VSS
91
A17
92
A16
93
DVDD
94
A15
95
A14
96
VSS
97
A13
98
A12
99
CVDD
100
A11
101
A10
102
A9
103
A8
104
DVDD
105
A7
106
A6
107
A5
108
VSS
109
A4
110
A3
111
A2
112
CVDD
113
D31
114
D30
115
D29
116
VSS
117
D28
118
D27
119
D26
120
CVDD
121
D25
122
D24
123
DVDD
124
D23
125
D22
126
D21
127
D20
128
D19
129
D18
131
VSS
130
D17
132
D
16
13
3
D
15
13
4
D
14
13
5
D
13
13
6
D
12
13
7
D
11
13
8
D
10
13
9
D
9
14
0
D
V
D
D
14
1
D
8
14
2
D
7
14
3
V
SS
14
4
D
6
14
5
D
5
14
6
D
4
14
7
C
V
D
D
14
8
D
3
14
9
D
2
15
0
D
1
15
1
D
0
15
2
V
SS
15
3
EM
U
1/
O
FF
15
4
EM
U
0
15
5
TD
O
15
6
V
SS
15
7
TD
I
15
8
TR
ST
15
9
TC
K
16
0
TM
S
16
1
R
ES
ET
16
2
H
PI
EN
A
16
3
H
D
7
16
4
C
V
D
D
16
5
H
D
6
16
6
H
D
5
16
7
D
V
D
D
16
8
H
D
4
16
9
H
D
3
17
0
C
V
D
D
17
1
H
D
2
17
2
H
D
1
17
3
V
SS
17
4
H
D
0
17
5
G
PI
O
7
17
6
IC7
ZFX-3
G
PI
O
7
R60
47k
GPIO0
GPIO1
R61
47k
C
PU
D
0
C
PU
D
1
C
PU
D
2
C
PU
D
3
C
PU
D
4
C
PU
D
5
C
PU
D
6
C
PU
D
7
CPUD[0..7]
DSP_ADRS0
DSP_ADRS1
DSP_ADRS1
DSP_HPI.HBIL
DSP_ADRS0
DSP_R/W-
1FS
D_IN
D_OUT
128FS
18.432MHz
TP39
192FS
TP36
DGND
9 8
IC9D
74HCU04
11 10
IC9E
74HCU04
5 6
IC9C
74HCU04
DSP_HPI.HBIL
13 12
14
7
IC9F
74HCU04
+3.3VD
C76
0.1u
K A
D5
1SS133
K
A
D3
1SS133
K A
D4
1SS133
-5VA
1FS TP38
-5VA
TP31
128FS
TP32
D IN
TP33
1FS
TP34
D OUT
192FS
C78
1u
C77
1u
C79
1u
C48
470p
192FS
R62
open-r
L13
open-l
L12
open-l
R63
0
/DSP_CAS
/DSP_CE0
DSP_SDCKE
DSP_R/W-
R70 10
R71 10
R72 10
R73 10