266
UF-5500 / 4500
6
5
8
7
C
E
B
A
D
F
D801
F800
3A
CL801
+1.2V
C807
Z0.1u/50V
CL804
C808
Z0.1u/50V
C804
10u
35
CL803
C801
Z0.1u/50V
C814
K0.1u
Q802
1
D1
2
D2
3
G
4
S
5
D3
6
D4
C803
Z0.1u/50V
CL800
C806
Z0.1u/50V
C805
10u
35
Q800
B
C
E
Q803
1
D1
2
D2
3
G
4
S
5
D3
6
D4
IC800
1
RT
2
CS
3
DT2
4
IN2+
5
IN2-
6
FB2
7
GND
8
OUT2
9
VCC
10
OUT1
11
SEL1
12
FB1
13
IN1-
14
REF
15
DT1
16
REG
Q801
B
C
E
R805
100k
+3.3V
R808
22k
R809
180
L801
22u
L800
22u
Q804
Q805
Q806
Q807
R807
4.7k(3216)
R815
F10k 1%
R817
F2k 1%
C813
K0.33u(1608)
R802
F10k 1%
R801
F1k 1%
R800
F22k 1%
C809
K0.047u
R820
470(3216)
R819
470(3216)
R825
1k(3216)
R826
1k(3216)
R803
F4.7k
R818
F4.7k
R812
F2.2k
R813
F1k
+24VIN
+24V
+24VIN
D805
D806
D804
R804 F9.09k
R822
47k
R821
47k
C811
K0.47u(1608)
C800
100u
6.3
C817
100u
6.3
C812
K0.01u(1608)
C810
K0.01u(1608)
C818
K1u(2125)
C802
K1u(2125)
C820
Z1u/50V
C819
Z1u/50V
D800
D803
Gate
2/2
2
-2
UF-4500 SCHEMATIC DIAGRAM (MAIN BOARD No.2) (2/2)
Summary of Contents for UF-4500
Page 180: ...180 UF 5500 4500 ...
Page 248: ...248 UF 5500 4500 13 5 Test Chart 13 5 1 ITU T No 1 Test Chart ...
Page 249: ...249 UF 5500 4500 13 5 2 ITU T No 2 Test Chart ...
Page 281: ...281 UF 5500 4500 10 10 11 15 12 17 18 19 20 21 22 23 24 28 29 30 27 25 26 21 13 14 16 30 ...
Page 287: ...287 UF 5500 4500 130 131 132 133 134 135 136 137 138 139 140 141 PCB2 A UF 5500 only CN1 ...
Page 297: ...297 UF 5500 4500 ...
Page 305: ...305 UF 5500 4500 ...
Page 311: ...311 UF 5500 4500 501 502 503 504 506 507 505 508 509 511 510 514 513 512 P51 P53 P54 A51 P52 ...
Page 362: ...362 UF 5500 4500 ...