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-5500
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...