![background image](http://html.mh-extra.com/html/kyocera/taskalfa-420i/taskalfa-420i_service-manual_2015950338.webp)
2KR/2KS
2-4-10
Wiring diagram No.2
1
2
3
4
-
SCAN4
1
6
4
LED5
3
SCAN5
2
2
SGND
SGND
39
39
2
SGND
40
40
1
1
SGND
B5
38
38
3
3
B6(MSB)
B4
37
37
4
4
B5
B3
36
36
5
18
SGND
5
B4
NC
14
2
17
G0(LSB)
SGND
16
G1
10
SGND
GND
11
SGND
35
35
6
5
6
SGND
1
B2
34
34
7
7
B2
+5V
1
B1
33
33
8
8
B1
B0
32
32
9
9
B0(LSB)
+5V
4
GND
2
GND
3
5
3
SGND
31
31
10
4
G5
30
30
11
G5(MSB)
6
G4
29
29
12
12
G4
6
3
4
2
S_LED1
7
S_LED0
5
7
LED6
13
G3
G3
28
28
13
SGND
27
27
14
G2
26
26
15
15
G2
G1
25
25
16
G0
24
24
17
SGND
23
23
18
R5
22
22
19
19
R5(MSB)
R4
21
21
20
R4
21
R3
SCAN4
1
22
SGND
20
20
21
20
SGND
19
19
22
R3
R2
18
18
23
23
R2
R1
17
17
24
24
R1
R0
16
16
25
25
R0(LSB)
GND
4
5
LED7
S_LED1
3
GND
8
5
27
DE
28
SGND
3
LED6
2
LED5
1
SCAN5
26
SGND
4
8
29
L_R
30
U_D
31
1
5
2
1
2
SGND
15
DE
14
14
27
15
26
SGND
13
13
28
L R
12
12
29
U D
11
11
30
SGND
SGND
10
10
31
32
DCLK
DCLK
9
33
NC
NC
8
34
SGND
SGND
7
+5V
6
36
+5V
35
+5V
+5V
5
37
+5V
+5V
3
+5V
4
40
SGND
39
SGND
38
+5V
SGND
2
SGND
1
HOT
1
1
COLD
2
2
1
PGND
1
2
1
2
VBUS
DN
4
3
4
ID
DP
3
1
GND
1
1
KEY0
2
KEY1
5
9
LockPin(1)
5
1
2
+12V
3
LCDBKLT
GND
3
+12V
2
SGND
5
GND
4
ADJUST
BK ON
ADJUST
SUPND_POWER
4
GND
4
5
AUDIO
3
GND
PH_KEY
3
4
KEYSENSE1
14
14
2
KEYSENSE0
6
KEYSENSE2
13
13
3
3
KEY2
SUPND_ENTR
6
15
7
KEYSENSE3
12
12
4
4
KEY3
+24V_DOWN
7
15
8
KEYSENSE4
11
11
5
5
KEY4
SW_FOOTN
8
1
9
SCAN0
6
6
SCAN0
HLDPANEL
9
10
SCAN1
7
SCAN1
PANEL_RESET
10
SCAN3
S_LED0
SCAN2
SCAN3
11
8
SCAN2
S_LED1
11
13
12
12
11
LED0
LED1
SCAN6
10
SCAN6
LED0
PH KEY
13
PH_KEY
12
LED1
14 SUPND_POWER
+5V MSWON
15
GND
SGND
NC
15
NC
13
13
15
NC
14
14
11
SCAN6
12
12
2
KEY5
KEYSENSE6
10
10
3
KEY6
KEYSENSE5
11
KEYSENSE7
SCAN0
5
SCAN0
6
SCAN1
SCAN1
SCAN2
SCAN3
LED2
8
SCAN3
9
LED2
10
LED3
LED3
LED4
TOP
11
SGND
BOTTOM
LEFT
VO2
BOT Y-
TOP Y+
LEFT X+
2
FAN_REMOTE
1
5V2
RIGHT
2
2
VO1
RIGHT X-
+
LockPin(3)
LED4
7
SCAN2
4
KEY7
VBUS
2
DATA -
LP-3
1
2
3
DATA +
4
1
+12V
6
LockPin(2)
LockPin(3)
LP-1
LP-2
LP-3
PANEL_STATUS 13
5
2
1
SCAN6
12
GND
2
GND
4
CT
12
6
GND
4
ANO MAC
5
3
8
LED7
SCAN5
7
LockPin1
LockPin2
LockPin3
GND
LP1
LP2
LP3
1
2
3
4
5
B3
B7
B8
B1
B9
5
2
A8
A9
B3
B4
A5
A5
4
5
NC
GND
+5V
3
2
+5V
1
+12VD
3
2
6
A9
1
4
5
4
7
A8
A7
A6
B2
B5
A4
A2
A1
B7
B5
B4
B6
B9
B1
B8
B2
B6
A6
A3
A7
A1
A2
A3
A4
3
VBUS
DATA-
DATA+
DATA -
GU2
2
GND
VBUS
+5V
3
4
8
3
6
5
5
2
4
3
8
7
9
10
12
11
13
7
3
U1
1
1
U3
4
6
3
TD+
2
2
1
SGND
5
1
4
1
G2
10
2
3
1
NC
DATA +
4
6
TD-
3
RD-
5
RD+
CT
3
SGND
LED6
LockPin1
CAT MAC
SCAN5
LED5
S LED1
7
ANO PHY
8
CAT PHY
G1
9
U2
G3
LockPin4
G4
LockPin3
LockPin2
GU1
LP1
HLD PANEL
LockPin1
U4
SGND
8
S LED0
SUPND ENTR
+24V DOWN
7
SW FOOTN
6
5
9
PH KEY
SGND
10
11
VBUS
1
4
PANEL RESET
1
3
S LED1
GND
5
4
GND
3
2
DATA+
DATA-
LED1
2
LED0
7
6
5
LED6
LED5
13
SUPND POWER
AUDIO
2
FPSTAT
LP2
LockPin2
4
CLT FAN
1
LP-2
LockPin(2)
LP-1
LockPin(1)
5
GND
1
+5V
2
GND
3
CLT FAN
32
33
34
36
35
37
40
39
38
9
8
7
6
5
3
4
2
1
10
9
8
7
6
5
3
4
2
1
10
9
8
7
6
5
3
4
2
1
9
8
7
6
5
3
4
2
1
9
8
7
6
5
3
4
2
1
2
3
5
6
8
9
10
11
7
4
1
12
1
3
2
5
4
1
3
2
5
4
H
V
1
2
1
2
3
4
1
2
3
4
1
5
3
2
6
4
1
5
3
2
6
4
6
2
4
5
1
3
6
2
4
5
1
3
2
3
4
1
1
1
9
7
8
11
10
13
12
14
15
2
1
1
2
5
GND
LP1
LockPin1
VBUS
1
3
2
DATA+
DATA-
LP2
LockPin2
4
GND
LockPin1
VBUS
DATA+
DATA-
LockPin2
YC1
YC11
YC5
YC8
YC1
YC3
YC1
YC6
YC4
YC7
CN2
YC10
CN1
YC2
YC9
YC15
YC1
YC5-1
YC9
YC5-2
YC12
YC19
YC20
YC1
YC23
YC21
YC17
Touch
panel
Speaker
OPWB-L
OPWB-R
OPWB-M
LINPWB
LCD
MPWB
Connector holder
Relay connector
Relay
connector
OPWB-U
OPWB-F
PSPWB
CONFM
Ethernet
USB (PC)
Type A
Type A
USB
Connector holder
Relay
connector
Summary of Contents for TASKalfa 420i
Page 1: ...SERVICE MANUAL Published in May 2010 842KS113 2KSSM063 Rev 3 TASKalfa 420i TASKalfa 520i ...
Page 4: ...This page is intentionally left blank ...
Page 10: ...This page is intentionally left blank ...
Page 14: ...2KR 2KS This page is intentionally left blank ...
Page 224: ...2KR 2KS 1 4 66 This page is intentionally left blank ...
Page 328: ...2KR 2KS 2 3 30 This page is intentionally left blank ...
Page 371: ...INSTALLATION GUIDE FOR PAPER FEEDER ...
Page 381: ...INSTALLATION GUIDE FOR 3000 SHEETS PAPER FEEDER ...
Page 436: ...INSTALLATION GUIDE FOR CENTER FOLDING UNIT ...
Page 450: ...INSTALLATION GUIDE FOR MAILBOX ...
Page 458: ...INSTALLATION GUIDE FOR HOLE PUNCH UNIT ...
Page 470: ...INSTALLATION GUIDE FOR BUILT IN FINISHER ...
Page 483: ...INSTALLATION GUIDE FOR JOB SEPARATOR ...
Page 491: ...INSTALLATION GUIDE FOR FAX System ...
Page 507: ......
Page 508: ......