3/7
M
o
d
e
m
bl
ock
6 – 3
1
2
6
4
3
5
BD
E
F
G
I
H
C
A
1
2
6
4
3
5
BD
E
F
G
I
H
C
A
+5V
D[7]
A[4]~A[0]
R207
270
A[0]
C149
0.01
R189
10
D[6]
D[5]
D[4]
D[3]
D[2]
D[1]
D[0]
A[1]
A[2]
A[3]
A[4]
56
57
58
59
60
RS4
RS3
RS2
RS1
RS0
8
D7
9
D6
10
D5
11
D4
12
D3
13
D2
14
D1
15
D0
54
CS
55
READ
53
WRITE
52
IRQ
70
XCLK(12M)
71
YCLK(6M)
64
RTS
79
TXD
82
DCLK
73
DCLKI
CTS
95
RXD
96
RLSD
67
PORI
65
EN85
(4-5D)
CNCS-1
RBN
OPT
R233
61
75
76
94
93
91
72
23
50
6
7
16
66
77
80
81
89
92
97
22
R210 33K
R256 33K
L116
0
C165
0.1
GP13
GP16
GP17
GP19
GP20
GP21
+5VD1
0VD1
0VD1
0VD2
0VD2
0VD2
0VD2
0VD2
0VD2
0VD2
0VD2
0VD2
0VD2
C190
1
+5VD2
+5V
L120
0
+5VA
0VA
0VA
0VA
0VA
0VA
46
NC
NC
NC
NC
ADOUT
ADIN
RCVO
RCVI
RXIN
C161
0.1
AOUT
RAMPIN
AGD
C175
390P
MAG
DAOUT
DAIN
SWGAIN0
SWGAIN1
TXOUT
NC
NC
NC
17
21
30
43
47
C171
0.1
19
20
27
28
35
87
98
37
45
49
18
48
C170
1
88
34
99
24
44
29
31
32
C10
47/25
R258
3
+5V
R222
0
MAG
NC
33
SIGRX
5
4
3
2
1
100
63
38
39
40
36
85
25
83
26
74
84
86
90
68
GP07
GP06
GP05
GP04
GP03
GP02
GP11
TXLOSS3
TXLOSS2
TXLOSS1
BYBASS
EYECLK
ECLKIN1
EYESYNC
SYNCIN1
SYNCIN2
EYECLKX
EYEX
EYEY
XTLI
R183
10K
TELMUTE2
(5-4A)
(6-1H)
CNLIUB-5
(4-5D)
R305
R264
10
MAG
X3
38.00053MHz
C147
10P
R211
0
C146
12P
R221
680
69
XTLO
IC11
R144EFXL
R239
47.5K
DG
DG
BYPASS
DG
(2-2G)
(4-4D)
CSW
R262
270
R188
270
R200 10K
MCS
RD
WR
MIRQ
(1-3I)
(1-3I)
(1-2I)
(1-6F)
DG
MDMRST
D[7]~D[0]
C174
0.1
C181
1000P
CNLIUA-8
C148
1000P
RHS
(6-3A)
(6-1H)
(6-1H)
CNLIUB-2
PIN
MPXO
VOLA
VOLB
VOLC
VREFCONT
(1-4A)
DG
N.M.
R248 10K
R263 10K
PEI
(*1)
R206
0
62 NC
DG
C195
N.M.
AGD
(6-3A)
SIGTX
(6-5A)(6-5E)
41
42
51
NC
NC
NC
(*1)R233,R291 AND R296 ARE MOUNTED RESISTOR
EVERY EACH MODEL AS FOLLOWS.
MODEL
R233
R291
R296
N.M.
10 KOHM
UX-600MU/600MC
FO1660U/1660C
10 KOHM
N.M.
N.M.
10 OHM
R293
DG
(*1)
R186
R299
R298
R297
R296
R291
R306
N.M
R290
33K
R300
78
R220
10K
(1-5I)
(1-6I)
(1-5A)
R194
33K
DG
270 x 4
UX-600MU/MC
FO-1660U/C
Summary of Contents for FO-1660
Page 15: ...M E M O UX 600MU MC FO 1660U C 1 13 ...
Page 72: ...Control PWB parts layout Top side 6 8 UX 600MU MC FO 1660U C ...
Page 73: ...Control PWB parts layout Bottom side 6 9 UX 600MU MC FO 1660U C ...
Page 75: ...TEL LIU PWB parts layout 6 11 UX 600MU MC FO 1660U C ...
Page 77: ...6 13 Power supply PWB parts layout UX 600MU MC FO 1660U C ...
Page 80: ...Operation panel PWB parts layout 6 16 UX 600MU MC FO 1660U C ...
Page 92: ...M E M O UX 600MU MC FO 1660U C 8 8 ...
Page 115: ......