UX-470ES/SE/AT
FO-880ES/AT
6 – 13
TEL/LIU PWB cir
cuit (UX-470A
T/FO-880A
T)
1/2
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
N.M.
JP3
JP104
0
JP101
JP105
Z2144
JP4
JP5
~
~
+
–
–
+
–
+
+5V
–
+
–
+
–
+
+5V
–
+
+24VA
+24VA
+5V
+24VA
IC102
2904
IC103
2904
C127
0.1
C122
0.1
C14
47/25
VREF
VREF-A
C8
100/25
C5
10/50
C7
10/50
R124
51K
R123
51K
C6
10/50
IC101
2904
PC5
R130
R161
C123
N.M.
CNLIUA-2
TEL IN
VREF
R157
S
D
G
C124
R158
33K
R136
8.2K
C9
2.2/50
IC103
2904
R160
62K
C121
1500P
R159
3.3K
R153
10K
R134
150
DG
DG
C15
4.7/50
D4
1SS133
D5
1SS133
L6
R-5C
L7
R-5C
DG
DG
Q106
DTC114EK
L8
R-5C
C105
2200P
C106
2200P
R121
1K
R137
1.5K
C10
47/50
DG
C104
4700P
R120
10K
VREF
C107
1000P
R122
27K
IC101
2904
IC103
2904
R139
1K
R138
C111
D
S
G
ZD10
BZX79B2V4
ZD11
BZX79B2V4
C119
4700P
R154
68K
C110
220P
C118
1000P
C13
10/50
C120
1000P
VREF-A
R144
22K
R143
22K
R145
22K
IC102
2904
1
2
3
C113
0.1
R167
30K
C128
1000P
ZD9
HZ2A1
ZD8
HZ2A1
VREF-A
C117
0.018
R152
33K
C116
0.039
R151
910
R150
330
C129
R147
820
R142
620
C115
470P
R149
12K
IC102
2904
R127
10K
C131
0.1
TXOUT
VREF-A
CNLIUA-10
PC4
PC5
R117
R105
N.M.
D
S
G
R109
15
ZD4
BZX79B6V8
R107
15
C1
4.7/50
R119
13K
R108
10K
PC2
TLP627
ZD5
BZX79B30V
PC3
TLP627
REC1
S1ZB60
R1
47(2W)
ZD6
BZX79B3V3
ZD7
BZX79B3V3
C108
N.M.
T1
I2142
C103
C2
1.5
C4
R103
0
R102
43K
C3
1
ZD3
BZX79B20V
D3
1SS131
PC6
TLP521
ZD2
BZX79B20V
98
10
CML
AR1
RA-501P
AR2
RA-501P
ARG
VA1
DSS-301L
L2
C102
L3
4.7mH
C101
JP2
L1
N.M.
JP1
JP106
0
JP103
Z2144
6
5
7
6
5
8
4
7
7
5
6
1
2
3
TLJ-2
CNLNJ-2
CNLNJ-3
CNLNJ-4
CNLNJ-5
TLJ-1
CNLNJ-6
CNHJ-4
CNHJ-1
CNLIUA-3
CNHJ-2
CNHJ-3
RX–
RX+
TELMUTE
TX–
TX+
JP102
PC1
TLP627
VREF-A
RXIN
CNLIUA-9
4
8
DG
DG
4
8
DG
VREF
DG
DG
DG
DG
DG
DG
+24VA
TELOUT
CNLIUA-1
Q105
VREF
2
3
1
DG
DG
Q1
BS108
Q104
Q103
2SC2412K
DG
DG
DG
N.M.
JP107
0
R116
N.M.
A
R166
3.3K
DG
R146
N.M.
SP3
2
3
1
SP2
3
2
1
R118
N.M.
12
3
R101
N.M.
R112
R111
8
10
9
R110
R113
SP1
R106
ZD1
0
R128
R125
0
R156
0
R135
20K
R155
30K
DG
N.M.
C130
0.068
C132
0
R148
0
C114
0.1
R114
R104
5
3
4
R115
R2
N.M.
R3
15K(1/2W)
JP108
0
S-RLY
L5A
R-5C
L5B
R-5C
S-RLY
L4
N.M.
N.M.
N.M.
N.M.
N.M.
N.M.
NOTE:
These marks are all safety-cirtical parts.
N.M.
N.M.
N.M.
N.M.
Summary of Contents for FO-880
Page 6: ...1 4 UX 470ES SE AT FO 880ES AT M E M O 1 11 ...
Page 25: ...UX 470ES SE AT FO 880ES AT 2 19 M E M O ...
Page 46: ...UX 470ES SE AT FO 880ES AT Control PWB parts layout Top side 6 7 ...
Page 47: ...UX 470ES SE AT FO 880ES AT Control PWB parts layout Bottom side 6 8 ...
Page 54: ...UX 470ES SE AT FO 880ES AT TEL LIU PWB parts layout Top side 6 15 ...
Page 55: ...UX 470ES SE AT FO 880ES AT TEL LIU PWB parts layout Bottom side 6 16 ...
Page 57: ...UX 470ES SE AT FO 880ES AT Power supply PWB parts layout 6 18 ...