275
4
3
2
1
D
C
B
A
1
2
3
4
Drawing Name
SC PC Board (7/14)
Model
UF-580 / 590
780 / 790
3.3
R253
+3.3VA
22K
R248
+3.3V
3.3
R252
22K
R249
100K
R247
47K
R242
GND
0
JP18
VCM
1.8
R254
27K
R243
MA157A
D14
2
1
3
MAGND
+3.3V
MA157A
D15
2
1
3
GND
GND
nCOMRST 005:D3;006:D2
1K
R259
ASPCLK
005:D3;006:D2
ABITCLK
005:D3;006:D2
ARXD
005:D3;006:D2
AFECLK
005:D2
ATXD
005:D3;006:D2
0
R256
0
R258
0
R255
0
R257
47K
R260
47K
R261
+3.3VA
+3.3VA
+3.3VA
TL22
TL23
MAGND
MAGND
MAGND
+5VA
AOUT
005:A2;006:D3
10K
R222
4.3K
R229
-5VA
10K
R230
10K
R227
MAGND
MAGND
+5V
GND
pBTEL
008:D3
1K
R234
1K
R238
nREVCK
001:D1
560K
R233
pATEL
008:D2
1K
R237
1K
R236
GND
pATELDC 008:D3
pBTELDC 008:D3
560K
R232
nLTCK
001:D1
pBRING
001:D3
+3.3V
1K
R235
MAGND
+24V
+5VP
100
R224
GND
GND
PLSD
002:D2;006:D1
100
R225
pCMLD
002:D2;006:B4
pCTON
006:B4
pHKOF
006:B4
1K
R239
MAGND
VCM
VCM
VCM
VCM
CN17
7
CN17
3
CN17
1
CN17
6
CN17
8
CN17
9
CN17
2
CN17
4
CN17
5
1K
R240
0
R226
62K
2%
R228
2%
10K
R231
2%
10K
R246
2%
10K
R250
2%
10K
R251
2%
10K
R241
2%
10K
R245
2%
10K
R244
2%
560
R223
50.0V
2200pF
C135
10V
0.22uF
C140
10V
0.22uF
C141
16.0V
0.1uF
C137
50.0V
0.01uF
C147
50.0V
1000pF
C131
50.0V
1000pF
C130
50.0V
1000pF
C142
50.0V
1000pF
C143
50.0V
1000pF
C146
25.0V
560pF
C144
50.0V
390pF
C134
50.0V
1000pF
C159
25.0V
0.1uF
C154
25.0V
0.1uF
C152
25.0V
0.1uF
C149
25.0V
0.1uF
C157
25.0V
0.1uF
C136
25.0V
0.1uF
C155
25.0V
0.1uF
C148
25.0V
0.1uF
C139
25.0V
0.1uF
C138
25.0V
560pF
C145
50.0V
0.22uF
C133
50.0V
0.22uF
C132
25.0V
0.1uF
C129
16.0V
22.0uF
C158
2
1
16.0V
22.0uF
C153
2
1
16.0V
22.0uF
C150 21
16.0V
22.0uF
C156
2
1
16.0V
22.0uF
C151 21
CN8
2
CN8
11
CN8
8
CN8
5
CN8
3
CN8
1
CN8
9
CN8
7
CN8
4
CN8
10
CN8
12
CN8
6
CN8
13
LMV324MT
IC26
+
10
8
-
9
LMV324MT
IC26
+
5
7
-
6
LMV324MT
IC26
+
12
14
-
13
LMV324MT
IC26
+
3
1
-
2
LMV324MT
IC26
V-
11
V+
4
BA4558F
IC25
+
5
7
-
6
BA4558F
IC25
+
3
1
-
2
BA4558F
IC25
V-
4
V+
8
STLC7550TQF7
IC27
6
DGND
5
DVDD
31
AVDD
45
DOUT
44
DIN
32
VCM
24
23
7
MCM
22
NC
14
13
12
11
1
NC
4
FS
2
10
15
HC1
3
SCLK
42
TS
48
47
17
*PWRDWN
46
NC
27
AUXIN+
38
28
AUXIN-
16
HC0
8
XTALOUT
37
9
XTALIN/MCLK
36
35
39
OUT+
34
NC
26
25
29
IN+
30
IN-
41
*RESET
40
OUT-
18
M/*S
19
VREFP
21
AGND1
20
VREFN
43
TSTD1
33
AGND2
0
JP24
#
# Not mounted
#
TX
+5V
nLTCK
to NCU PCB (for Japan)
pATELDC
pBRING
pBTEL
pATEL
nREVCK
52806-0920
pBTELDC
GND
pCTON
pCMLD
pPLSD
GND
AGND
pEAKD
#
+5VP
pHKOF
52806-1320
pTCKD
pHSDT
+24V
HYSIG
#
#:Not mounted
to NCU PCB
HYBSR
(pPLSD)
#
B
B
B
C
C
C
C
C
Mounted the parts of this circuit,only S3000i.
(excluded C155,C156,R252,R253)
NCU Interface Circuit
RX
AOUT
2012
2012
Mounts
Summary of Contents for Facsimile UF-590
Page 17: ...17 1 4 Control Panel For USA and Canada UF 790 UF 780 790 780 ...
Page 18: ...18 For Other Destinations UF 590 UF 580 ...
Page 27: ...27 10 Remove 2 P6A Bushings 316 11 Remove the Eject Roller 303 10 11 ...
Page 33: ...33 11 Remove 2 Screws 4N 12 Remove the Paper Feed Rollers 518 11 12 ...
Page 294: ...294 4 3 2 1 D C B A 1 2 3 4 Drawing Name HVPS 2 4 Model UF 580 590 780 790 ...
Page 295: ...295 4 3 2 1 D C B A 1 2 3 4 Drawing Name HVPS 3 4 Model UF 580 590 780 790 ...
Page 296: ...296 4 3 2 1 D C B A 1 2 3 4 Drawing Name HVPS 4 4 Model UF 580 590 780 790 ...
Page 297: ...297 4 3 2 1 D C B A 1 2 3 4 Drawing Name LVPS 1 1 Model UF 580 590 780 790 ...
Page 298: ...DZZSM00158 ...