Panasonic UF-490 Service Manual / Other ▷ View online
45
4
3
2
1
D
C
B
A
1
2
3
4
Drawing Name
SC PC Board (9/10)
Model
UF-490
CN9
13
CN9
29
R204
62.5mW
100
CN9
2
CN9
16
CN9
27
CN9
32
CN9
36
CN9
14
CN9
24
nFAULT
002:D3
CN9
19
CN9
5
CN9
17
CN9
8
CN9
6
+5V
CN9
12
nACK
002:D3
pSELECT
002:D3
CN9
9
CN9
34
pBUSY
002:D3
C165
50V
100pF
C166
50V
100pF
pBUSOUT
002:D3
CN9
4
CN9
33
CN9
31
nSTRBE
002:D3
R205
62.5mW
100
CN9
1
CN9
18
CN9
21
CN9
15
CN9
7
CN9
22
CN9
20
CN9
28
CN9
10
nSELIN
002:D3
CN9
11
pPERR
002:D3
nAUTFD
002:D3
CN9
30
GND
GND
CN9
23
CN9
26
DATA[8-1]
002:D3
CN9
3
CN9
35
CN9
25
25V
0.1uF
C164
+5V
25V
0.1uF
C162
25V
0.1uF
C163
25V
0.1uF
C161
GND
GND
GND
TL68
+5V
74F1071MTC
D15
20
19
18
17
15
14
13
12
11
1
2
3
4
5
7
8
9
10
16
6
GND
GND
+3.3V
74LVX161284MTD
IC28
38
B3
48
DIR
40
B2
41
B1
1
HD
36
B5
10
GND
37
B4
8
A1
35
B6
33
B7
32
B8
47
Y9
46
Y10
45
Y11
44
Y12
43
Y13
29
C14
28
C15
27
C16
26
C17
30
PLH
25
HLHin
9
A2
11
A3
12
A4
13
A5
14
A6
16
A7
17
A8
2
A9
3
A10
4
A11
5
A12
6
A13
20
A14
21
A15
22
A16
23
A17
19
PLHin
24
HLH
15
34
39
18
VCC
31
VCC-cable
42
VCC-cable
7
VCC
nINIT
002:D4
JW53
JW61
JW60
JW52
JW51
JW59
JW58
JW50
JW49
JW57
JW48
JW56
JW47
JW55
JW46
JW54
JW45
TONER
001:A3
GND
nPCHK1
001:A3
47K
62.5mW
R260
+5V
+3.3V
47K
62.5mW
R267
+3.3V
25V
0.1uF
C190
62.5mW
100
R272
50V
100pF
C192
GND
50V
100pF
C191
62.5mW
100
R271
GND
CN15
1
CN15
2
CN15
3
CN15
4
CN15
5
CN15
6
TSENCONT
002:D2
0
62.5mW
R278
GND
560
2SC2412K
Q44
3
1
2
1.5K
62.5mW
R279
47K
62.5mW
R280
DM
002:A1
GND
SCANENB
002:A3
+3.3V
DP
002:A1
0.0625W
22K
R316
0.0625W
1.5K
R319
pUSBENB
001:D3
25V
0.1uF
C179
CN16
1
CN16
2
CN16
3
CN16
4
50.0V
5pF
C185
50.0V
5pF
C199
GND
27
1%
0.0625W
R317
27
1%
0.0625W
R318
2SK680A
Q36
2
3
1
TP1
0
0.0625W
NF28
0
0.0625W
NF29
DATA[2]
DATA[3]
DATA[4]
DATA[5]
DATA[6]
DATA[7]
DATA[8]
DATA[3]
DATA[4]
DATA[5]
DATA[6]
DATA[7]
DATA[8]
DATA[1]
pSELECT
nFAULT
pBUSY
nACK
pPERR
nINIT
nSTRBE
nAUTFD
nAUTFD
nSELIN
DATA[8-1]
R41-2181C
Centronics I/F
CN9
Centronics I/F
Vcc-cable
+3.3V Side
+5V Side
#
# : Not Mounted
TONER/PAPER SENSOR
B6B-PH-K-M
Toner Sensor
No Paper Sensor
To :
Toner Sensor
and
No Paper Sensor
Toner Sensor LED On/Off Control
High = LED On
Low = LED Off
60mA (LED)
+5V
TONER
TSENCONT
GND
GND
pPCHK1
#
#
Ground Spring
B4B-PH-K-M
#
#
#
#
#
#
#
nSTB
Not Used
nFAULT
DATA0
DATA6
nACK
nAUTOFD
BUSY
GND
GND
DATA1
GND
DATA7
PE
GND
nINIT
GND
GND
GND
GND
GND
Not Used
DATA4
GND
GND
DATA2
Not Used
GND
DATA5
GND
SELECT
DATA3
GND
Not Used
PLH
nSELIN
Centronics Control
Centronics Data Bus
3.3V
0V
5V
0V
0V
Not Mount
46
4
3
2
1
D
C
B
A
1
2
3
4
Drawing Name
SC PC Board (10/10)
Model
UF-490
1SR154-400
D18
K
A
MA152A
D17
1
3
CN14
2
GND
GND
1SR154-400
D19
K
A
pSTAMP
002:D2
MGND
MGND
CN14
1
nADF1
001:A3
TDB
002:A4
1W
1
R233
INB
002:A4
+3.3V
+5V
50V
470pF
C168
TDA
002:A4
50V
470pF
C167
MGND
62.5mW
47K
R220
35V
47uF
C171
21
MGND
MGND
50V
0.22uF
C172
MGND
50V
2200pF
C169
62.5mW
2.2K
R228
50V
2200pF
C170
INA
002:A4
+3.3V
+5V
62.5mW
47K
R221
MGND
+24VM
MGND
1W
1
R232
50V
0.22uF
C173
100mW
470
R225
MREF
002:D2
62.5mW
2.2K
R229
SFPB54
D20
K
A
2000
2SD1030
Q43
3
2
1
4.7K
62.5mW
R256
62.5mW
47K
R224
62.5mW
47K
R222
560
2SC2412K
Q2
3
1
2
340
2SD874A
Q5
2
3
1
+5V
340
2SD874A
Q27
2
3
1
560
2SC2412K
Q3
3
1
2
+5V
62.5mW
47K
R269
GND
62.5mW
47K
R268
GND
47K
62.5mW
R237
10K
62.5mW
R261
10K
62.5mW
R259
220
250mW
R265
150
250mW
R266
47K
62.5mW
R236
4.7K
62.5mW
R234
4.7K
62.5mW
R235
47K
62.5mW
R273
SMA7029M(LF1054)
IC26
10
OUTB
15
OUT*B
13
REFB
7
RSA
14
INB
4
GA
6
OUT*A
1
OUTA
11
TDB
3
REFA
8
VS
5
INA
9
RSB
12
GB
2
TDA
50V
0.22uF
C196
50V
0.22uF
C195
50V
0.22uF
C198
50V
0.22uF
C197
47K
100mW
R274
+24V
CN12
1
CN12
2
CN12
3
CN12
4
CN12
5
CN12
6
560.0
2SC2412K
Q37
3
1
2
560.0
2SC2412K
Q38
3
1
2
4.7K
62.5mW
R320
4.7K
62.5mW
R321
240.0
2SA1313Y
Q41
C
E
B
240.0
2SA1313Y
Q42
C
E
B
150
1.0W
R329
DTC143ZKA
Q40
3
1
2
DTC143ZKA
Q39
3
1
2
1SR154-400
D22
K
A
10K
0.0625W
R328
10K
0.0625W
R327
GND
GND
pFAN1
001:C4
pFAN0
001:C4
nFNRDT
001:C4
47K
0.0625W
R326
+3.3V
100
2%
62.5mW
R191
GND
560
2SC2412K
Q34
3
1
2
25V
0.1uF
C188
82
62.5mW
R262
CN7
1
CN7
5
+3.3V
50V
100pF
C189
MA153A
D12
2
1
3
10K
62.5mW
R188
47K
62.5mW
R202
+3.3V
62.5mW
100
R263
GND
220K
0.0625W
R194
3.3K
0.0625W
R199
1K
62.5mW
R190
DTC143ZKA
Q35
3
1
2
nESEN 001:A3
+3.3V
GND
220K
0.0625W
R195
THERM
001:A3
BA10393F
IC23
+
3
1
-
2
+3.3V
CN7
4
nRSEN 001:A3
47K
62.5mW
R203
+3.3V
82
62.5mW
R258
GND
CNA1006N
PC3
4
2
1
3
50V
0.01uF
C156
GND
560
2SC2412K
Q32
3
1
2
GND
CN7
2
+5V
pSSRA
002:D4
GND
MA152A
D13
13
CN7
3
+3.3V
nSSR
007:B3
50V
0.22uF
C155
BA10393F
IC23
V-
4
V+
8
+24V
50V
0.22uF
C74
GND
CN13
1
CN13
2
120
0.0625W
R223
120
0.0625W
R226
180
0.0625W
R230
180
0.0625W
R231
50V
0.22uF
C201
50V
0.22uF
C200
GND
CN8
1
CN8
2
CN8
3
CN8
4
+24VM
6.8K 0.25W
R322
6.8K 0.25W
R323
F0805B2R50FW
F3
F0805B1R00FW
F1
F0805B1R00FW
F2
16.0V
47.0uF
C174
2
1
16.0V
47.0uF
C175
2
1
15K
0.0625W
R184
13K
0.0625W
R189
10K
0.0625W
R216
10K
0.0625W
R217
*ST
B2B-PH-K-S
*ST
*ST
400mA
CN13
+24V
to Paper Clutch
*ST : Mounted with the Stamp Function
*ST
Stamp
nSTANPON
B2B-PH-K-S
to MOTOR
B6B-PH-K-S
# : Not Mounted
*ST
*ST
*ST
Com
A (¿
nA (¿3)
nB (¿4)
B (¿2)
#
#
*ST
*ST
+24V
nADF1
300mA
Clutch
to Stamp
2012
2012
2012
2012
2012
2012
1.0A
2.5A
Com
+24V
MGND
nFNRDT
56mA (Max: 70mA, Rush: 125mA)
DC-FAN : FBA06T24LS
nESEN
TH1
B5B-PH-K-S
4.7K
Registration Sensor
Actuator Open : No Detection
Actuator Closed : Detection
TH2
47K
GND
+5VSE
Exit Sensor
Thermistor/Exit Sensor
Actuator Closed : No Detection
Actuator Open : Detection
N.C
47K
4.7K
4.7K
47K
Low Voltage Rotation 15.6V
Normal Rotation 24V
14V~27.6V
Normal 566mA
537mA - 594mA
MREF ON 355mA
# : Not Mounted for MT
#
#
#
#
#
PRINT/SCAN=566mA L4 ES~
# : Not Mounted
B4B-PH-K-S
to DC-FAN Motor
to DC-FAN Motor
MOTOR
55SPM25D7ND
SNSE I/F
1.0A
Fan Motor Rotation Detect
Normal : Low (0V)
Abnormal : High (3.3V)
Abnormal : High (3.3V)
Fuse
Fuse
Fuse
47
2.3.
PNL PC Board
A
B
2
3
C
D
1
2
3
4
1
4
Drawing Name
PNL PC Board (1/3)
Model
UF-490
GND
+5VP
Q1
DTC143ZKA
3
1
2
C2
50V
18pF
X2
CST8.00MTW
8MHz
2
G
31
X1
DT-26-32.768KHz
32.768KHz
1
2
+5VP
C6
50V
100pF
nBPNT
003:B2
C8
25V
0.1uF
pPNLRST
003:B2
IC1
PST9339U
3
VOUT
1
NC
2
GND
4
VCC
C4
25V
0.1uF
GND
GND
GND
+5V
+5VP
5.5V
0.22F
C5
2
1
GND
CNA1006N
PC2
4
2
1
3
CNA1006N
PC1
4
2
1
3
uPD780022A
IC2
IC2
P47/AD7
64
P46/AD6
63
P45/AD5
62
P44/AD4
61
P43/AD3
60
P42/AD2
59
P41/AD1
58
P40/AD0
57
P67/ASTB
56
P66/*WAIT
55
P65/*WR
54
P64/*RD
53
P75/BUZ
52
P74/PCL
51
P73/TI51/TO51
50
P72/TI50/TO50
49
P71/TI01
48
P70/TI00/TO0
47
P03/INTP3/ADTRG
46
P02/INTP2
45
P01/INTP1
44
P00/INTP0
43
VSS1
42
X1
41
X2
40
IC
39
XT1
38
XT2
37
*RESET
36
AVDD
35
AVREF
34
P10/ANI0
33
P11/ANI1
32
P12/ANI2
31
P13/ANI3
30
P14/ANI4
29
P15/ANI5
28
P16/ANI6
27
P17/ANI7
26
AVSS
25
VDD1
24
P25/ASCK0
23
P24/TxD0
22
P23/RxD0
21
P22/*SCK30
20
P21/SO30
19
P20/SI30
18
P36/*SCK31
17
P35/SO31
16
P34/SI31
15
P33
14
P32
13
P31
12
P30
11
VDD0
10
VSS0
9
P57/A15
8
P56/A14
7
P55/A13
6
P54/A12
5
P53/A11
4
P52/A10
3
P51/A9
2
P50/A8
1
CNA1006N
PC3
4
2
1
3
E
003:A4
R/W
003:A4
RS
003:A4
pPNLSD
003:B1
pPNLRD
003:B1
nPWSAVE
003:B2
pBZCLK
003:B1
LN376GCPX-2UT
LED4
2
1
nWAKUP
003:B2
SCN_DB[7-0]
002:A1;003:A3
GND
GND
100K 62.5mW
R14
100K 62.5mW
R15
100K 62.5mW
R16
100K 62.5mW
R34
100K 62.5mW
R35
100K 62.5mW
R36
100K 62.5mW
R37
100K 62.5mW
R38
100K
62.5mW
R7
100K
62.5mW
R12
10K
62.5mW
R3
4.7K
62.5mW
R6
DTC143ZKA
Q3
3
1
2
DTC143ZKA
Q4
3
1
2
GND
100K 62.5mW
R20
EVQ11L04M-1
SW1
2
1
470
100mW
R10
470
100mW
R11
220
100mW
R25
10K
62.5mW
R21
0
JP1
0
JP2
VPP
003:A2
100K 62.5mW
R41
100K 62.5mW
R40
LED[1-0]
002:A1
330
62.5mW
R1
330
62.5mW
R2
100
62.5mW
R4
50V
1000pF
C19
GND
pBLCNT
002:C4;002:D2
BAT
GND
BAT
MA748
D1
3
K
1
A
2
NC
GND
+5VP
LEDCT0
002:A1
GND
DTC143ZKA
Q2
3
1
2
560
2SA1037AK
Q5
3
1
2
+5V
4.7K
62.5mW
R44
DTC143ZKA
Q6
3
1
2
GND
TP1
+5V
+5VP
+5VP
+5VP
KIN[4-0]
002:A1
100K
62.5mW
R19
10
250mW
R42
100K
62.5mW
R60
560
2SA1037AK
Q9
3
1
2
LEDCT1
002:A1
+5V
4.7K
62.5mW
R43
TL5
TL4
TL3
TL1
TL2
TL2
TL6
TL7
TL8
TL8
50.0V
12pF
C1
JP3
6
5
2
4
1
7
3
GND
PST9220
IC3
3
GND
5
VCC
4
VOUT
1
TC
2
SUB
25.0V
0.22uF
C18
1K
0.0625W
R5
25.0V
0.1uF
C3
LED[1]
LED[0]
SCN_DB[0]
SCN_DB[1]
SCN_DB[2]
SCN_DB[3]
SCN_DB[4]
SCN_DB[5]
SCN_DB[6]
SCN_DB[7]
SCN_DB[1]
SCN_DB[2]
SCN_DB[3]
SCN_DB[4]
SCN_DB[5]
SCN_DB[6]
SCN_DB[7]
KIN[0]
KIN[1]
KIN[2]
KIN[3]
KIN[4]
KIN[1]
KIN[2]
KIN[3]
KIN[4]
B-Point Sensor
A-Point
Sensor
4.7k½
47k½
DZAC000270
B4 Width
Sensor
Energy Saver Mode LED
Energy Saver Key
47k½
4.7k½
47k½
4.7k½
ENERGY
SAVER
B4 Sensor Mounted
B4 Sensor Not Mounted
B4 Sensor Not Mounted
PC3
R4
Mounted
Not Mounted
Not Mounted
Mounted
4.7k½
47k½
4.7k½
47k½
Capacitor (Gold)
PSK
IC
LEDON
*
* : Not Mounted
* Not Mounted
*
*
Unterrutible
Power Supply Signal for Clock
Power Supply Signal for Clock
Reset IC
Clock
Panel CPU Master Clock
5V
8MHz
0V
5V
0V
LCD
Control
Control
Document Detect
Sensor
Sensor
48
A
B
2
3
C
D
1
2
3
4
1
4
LED3
LN376GCPX-2UT
2
1
LEDCT0
001:D2
LN28RPX
RED
LED9
2
1
SCN_DB[7-0]
001:A1;003:A3
EVQ11L04M-1
SW2
2
1
EVQ11L04M-1
SW9
2
1
EVQ11L04M-1
SW17
2
1
EVQ11L04M-1
SW25
2
1
EVQ11L04M-1
SW30
2
1
EVQ11L04M-1
SW36
2
1
EVQ11L04M-1
SW41
2
1
EVQ11L04M-1
SW42
2
1
EVQ11L04M-1
SW37
2
1
EVQ11L04M-1
SW31
2
1
EVQ11L04M-1
SW26
2
1
EVQ11L04M-1
SW18
2
1
EVQ11L04M-1
SW10
2
1
EVQ11L04M-1
SW3
2
1
EVQ11L04M-1
SW4
2
1
EVQ11L04M-1
SW11
2
1
EVQ11L04M-1
SW19
2
1
EVQ11L04M-1
SW27
2
1
EVQ11L04M-1
SW32
2
1
EVQ11L04M-1
SW38
2
1
EVQ11L04M-1
SW43
2
1
EVQ11L04M-1
SW33
2
1
EVQ11L04M-1
SW29
2
1
EVQ11L04M-1
SW21
2
1
EVQ11L04M-1
SW20
2
1
EVQ11L04M-1
SW12
2
1
EVQ11L04M-1
SW13
2
1
EVQ11L04M-1
SW5
2
1
EVQ11L04M-1
SW6
2
1
EVQ11L04M-1
SW7
2
1
EVQ11L04M-1
SW14
2
1
EVQ11L04M-1
SW15
2
1
EVQ11L04M-1
SW22
2
1
EVQ11L04M-1
SW23
2
1
EVQ11L04M-1
SW24
2
1
EVQ11L04M-1
SW16
2
1
EVQ11L04M-1
SW8
2
1
LED[1-0]
001:D1
220
100mW
R45
KIN[4-0]
001:A1
LN376GCPX-2UT
LED1
2
1
220
100mW
R61
LEDCT1
001:D2
GND
pBLCNT
001:D2;002:D2
+5V
JP4
1
1
4
2
3
SLI-343URC
RED
LED7
K
A
SLI-343URC
RED
LED8
K
A
DTC143ZKA
Q8
3
1
2
220
100mW
R33
1K
0.0625W
R46
pBLCNT
001:D2;002:C4
GND
150
0.25W
R18
47
0.0625W
R22
100
0.0625W
R39
0.0
2SC2411K
Q7
3
1
2
4.7K
0.0625W
R13
47K
0.0625W
R17
333-2UGC/H0
(
)
LED2
K
A
333-2UGC/H0
(
)
LED6
K
A
333-2UGC/H0
(
)
LED5
K
A
RB751V
-40
D2
K
A
RB751V
-40
D3
K
A
RB751V
-40
D4
K
A
RB751V
-40
D5
K
A
RB751V
-40
D6
K
A
RB751V
-40
D7
K
A
RB751V
-40
D8
K
A
RB751V
-40
D9
K
A
KIN[3]
KIN[4]
KIN[2]
KIN[1]
KIN[0]
LED[1]
LED[0]
SCN_DB[0]
SCN_DB[1]
SCN_DB[2]
SCN_DB[3]
SCN_DB[4]
SCN_DB[5]
SCN_DB[6]
SCN_DB[7]
OUT
CONTRAST
RESOLUTION
FLASH
02/10
[*]
04/12
[7]
06/14
ABBR
[4]
08/16
REDIAL/PAUSE
[1]
MONITOR
[#]
[9]
[6]
START
[3]
OUT
VOL
[8]
[5]
[2]
CLEAR
COPY/SET
[0]
STOP
UPPER/LOWER
UPPER/LOWER
DIRECTORY SEARCH
FUNCTION
VOL
P1/P2
07/15
05/13
03/11
01/09
Back Light
BL (G)
BL (R)
ALARM
*
*
* : Not Mounted
*
*
* : Not Mounted
Drawing Name
PNL PC Board (2/3)
Model
UF-490
Click on the first or last page to see other UF-490 service manuals if exist.