Sharp FO-4650, Руководство по обслуживанию

Страница: 22 / 80

FO-4650U
1 2 6
4
3
5
BD
E
F
G
I
H
C
A
BD
E
F
G
I
H
C
A
1 2 6 4 3 5
51 50 31 11 30
80
1
41 59 72 10 34 40 29 53 70 75 18 33 49 67 63 65 62 64 44 42 45 58 47
52 48 74 25 28 39 36 32 37
CD4 CD3 CD2 CD1 CD0
CDCINT DRQT /CDCCS1 /MWRH /RDCDC
61 35 79 27 73 60
55 54 57 69 68 46
71 15 13 14 9 2 5 78 3
56 21 19
8 16 12 4 6
/MDEN
/UDS
66 20 17 22 24 43
7 77 76 23 26 38
MA[21:0]
MA3 MA2 MA1
CD[7:0]
CD7 CD6 CD5
TP127 TP128 TP129 TP130 TP132 TP133 TP134 TP135
/DACKT
C165
N.M.
TP137 TP138 TP136 R203 4.7K R205
33
L100
0
12
R204
330
C161
30P
C169
30P
C163 100P
R202 10K C162 1000P
C157 2200P
CK16M /RSTCDC
C166
1
C160
1
C158
1
PMA20 PMA19 PMA17 PMA16
PMAD15 PMAD14 PMAD13 PMAD12 PMAD11 PMAD10
PMAD9 PMAD8 PMAD7 PMAD6 PMAD5 PMAD4 PMAD3 PMAD2 PMAD1 PMAD0
/MAEN1
MAS
BRQT
/BACK2
/LDS
/CDCMW
READY
R201 0
C159
R208
4.7K
R207
4.7K
R206
4.7K
18 17 14 13
8 7 4 3
11
1
19 16 15 12 9 6 5 2 20 10
MD15 MD14 MD13 MD12 MD11 MD10 MD9 MD8
/CLKF RDCDC
C164 0.1
18 16 14 12
9 7 5 3 1
19
2 4 6 8 11 13 15 17 20 10
MD15 MD14 MD13 MD12 MD11 MD10 MD9 MD8
/RDCDC
C170 0.1
MD[15:0]
CD7 CD6 CD5 CD4 CD3 CD2 CD1 CD0 CD7 CD6 CD5 CD4 CD3 CD2 CD1 CD0
DPON
1
7
14
2
IC14A
74VHC04
/DPON
+5V
DG
11
7
14
10
IC14E
74VHC04
+5V
DG
C189
0.1
3
7
14
4
IC14B
74VHC04
/BACK1
+5V
DG
+5V
14
2 3 7
4
5
14 12 11
7
10
9
9 7
14
8
IC14D
74VHC04
/MAEN1
+5V
13
7
14
12
+5V
DG
DG
IC14F
74VHC04
BRQT
8
/MAEN2
11
/CDCCS2
6
/CDCCS1 /DACKT
4 5
7
14
+5V
IC15B
74LV08A
DRQ0
3
DRQT CDCMSK
1 2
7
14
+5V
IC15A
74LV08A
C171
0.1
+5V
CD[7:0]
DG
IC18
HD74LS374
OCTAL D-TYPE FLIP-FLOPS
D7 D6 D5 D4 D3 D2 D1 D0 CK OE
Q7 Q6 Q5 Q4 Q3 Q2 Q1 Q0
VCC GND
DG
+5V
CD[7:0]
IC20
HD74LS244
OCTAL BUFFERS
1Y1 1Y2 1Y3 1Y4 2Y1 2Y2 2Y3 2Y4 1G 2G
1A1 1A2 1A3 1A4 2A1 2A2 2A3 2A4
VCC
GND
DG DG
+5V
C190
0.1
MAS
DG
DG
R244
4.7K
6
1
D CLK
GND VCC
IC19A
74HC74
DUAL D-TYPE FLIP-FLOPS
Q Q
PR
CL
+5V
+5V
+5V
13
D
CLK
GND VCC
Q Q
PR
CL
IC19B
74HC74
DUAL D-TYPE FLIP-FLOPS
IC15C
74LV08A
14
9
10
7
8
IC15D
74LV08A
14
12 13
7
DG
/BACK2
DG +5V
DG
DG
DG
X2
16MHz
DG
+5V
DG
PMA[20:16]
PMAD[15:0]
PMA18
DG
N.M.
+5V
DG
IC12
HD813201F
IDP201(CODEC)
A2 A1 A0 D7 D6 D5 D4 D3 D2 D1 D0 CS R/W DS IRQT DRQTO DACKI 68/80 CLKO CLKI CLKX CLKMOD CKTST2 CKTST1 CKTST0 RESET VDD1 VDD2 VDD3 VSS1 VSS2 VSS3 VSS4 VSS5 VSS6 TEST0 TEST1 TEST2 TEST3 TEST4
MA21 MA20 MA19 MA18 MA17 MA16
MA/MD15 MA/MD14 MA/MD13 MA/MD12 MA/MD11 MA/MD10
MA/MD9 MA/MD8 MA/MD7 MA/MD6 MA/MD5 MA/MD4 MA/MD3 MA/MD2 MA/MD1 MA/MD0
BRQT BACK
MAEN
MAS
MDEN
UDS
LDS
MR
MW IOR
IOW
DRQTI
DACKO
DMA
DTC
READY
RTCH
RTCL
(8-1B) (8-1B)
(8-1E)(9-1B) (9-2E) (9-1B)(10-4E) (8-1F)(9-1B) (8-1F) (10-4E) (10-5E) (10-4A) (8-1F)
(8-1F)
(9-5D) (6-3G) (7-5G)
(8-6E)
(8-6E)
(9-4G) (8-1F)
(9-4G) (9-4G)
(8-1E)(9-4G)
(14-3C)
(8-1E)
(1-3A)
(8-1F) (8-1F) (8-1F)
(1-6H)
(9-6D)(9-3C) (9-6D) (9-5C)
(8-1F)
(10-2B)(6-2C)(8-1F)
(8-6E) (9-3F) (8-1F) (8-1F)
(1-1D) (7-5G)
(9-3C)(9-5C)
(1-6H)
Codec block
9/16
6 – 9