KEYRD
012:6C
USBDN
007:2C
USBDP
007:2C
USBDSCON
007:2A
USBCON
007:2A
CND[7-0]
002:1C
N1284INT
002:1C
HSTCK2
005:4F
A1284_3
005:4E
HSTBY
002:1C;005:7E
PRBSY
002:2C
XFLG
002:2C
PRCLK
002:2C
NDATAV
002:2C
AKDRQ
002:2C
CNDIR
002:2B
HD
002:2C
+3.3V
+3.3V
0.1u
C196
0.1u
C192
0.1u
C191
LEDSET
012:6C
+3.3V
0.1u
C193
10K
R540
0.1u
C194
10K
R542
+3.3V
1K
R474
1K
R476
1K
R479
IC15
AC2
B1
T1
AD2
AD3
R1
M1
L1
G1
W2
AE1
AE2
W3
V2
V3
U3
AA1
AF2
AE4
AA3
Y1
Y2
Y3
AC1
AC5
AB1
AB2
AB3
AB4
AC3
F1
AD1
C1
AF6
W25
W24
Y25
Y23
Y24
AA26
AA25
AB26
AE7
AD7
AE8
AD8
AE24
AF22
AD24
AF21
AF25
AA24
AB25
AE26
AC25
AC24
AB23
AE25
AD25
AF10
AD12
AD11
AE11
AF11
AD6
AE6
AC7
AF5
AB24
AF7
CND[0]
CND[1]
CND[2]
CND[3]
CND[4]
CND[5]
CND[6]
CND[7]
N1284INT
HSTCK
A1284
HSTBY
PRBSY
XFLG
PRCLK
NDATAV
AKDRQ
CNDIR
HD
USBDN
USBDP
USBDSCON
USBCON
NC(USBDN)
NC(USBDP)
LCDEN
LCDRS
LCDRNW
PNLDIR
NPNLGATE
PLLTEST
XTCK1
XTCK2
NTESTRST
IOPORT
EA
AD10
AE10
AF8
AC10
AF9
NENG
NSLP
DCLK_K
NHSYNC_K
NVSZ_K
NVD_K[0]
NVD_K[1]
NVD_K[2]
NVD_K[3]
DCLK_C
NHSYNC_C
NVSZ_C
NVD_C[0]
NVD_C[1]
NVD_C[2]
NVD_C[3]
DCLK_M
NHSYNC_M
NVSZ_M
NVD_M[0]
NVD_M[1]
NVD_M[2]
NVD_M[3]
DCLK_Y
NHSYNC_Y
NVD_Y[0]
NVD_Y[1]
NVD_Y[2]
NVD_Y[3]
NSTS
NCMD
PRDY
CRDY
NVSZ_Y
TDI
TDO
TCK
TMS
TRST
100K
R482
2.2
R559
Q5
4.7K
R497
+3.3V
+3.3V
TP
TP44
10K
R491
TP
TP48
TP
TP45
TP
TP46
TP
TP47
0.1u
C201
1K
R481
100K
R492
100K
R493
100K
R496
100K
R484
100K
R485
100K
R486
100K
R487
100K
R488
100K
R489
100K
R490
100
R549
100
R550
100
R551
100
R552
100
R553
100
R554
100
R555
100
R556
100
R543
100
R544
100
R545
100
R546
100
R547
100
R548
L19
L20
L21
L22
L23
L24
L25
L26
L27
L28
L29
L30
L31
L32
22p
C186
22p
C187
22p
C188
22p
C189
100
R477
0
R557
0
R558
0.1u
C195
L33
CN7
1
2
ADIO[7-0]
006:6D;009:6A
33
R494
33
R495
33
R532
33
R533
33
R534
33
R537
33
R538
0.1u
C199
CN8
ENGRDY
GND1
GND2
GND3
5VA1
5VA2
GND4
GND5
NHSYNC[Y]
GND6
GND7
GND8
NHSYNC[M]
GND9
GND10
GND11
NHSYNC[C]
GND12
GND13
GND14
NHSYNC[K]
GND15
NCMD
NSTS
NENG
FP21(LCDGND)
FP18(LCDRS)
FP15(KEYRD)
FP12(LCD[7])
FP9(LCD[1])
FP6(LCD[4])
FP3
GND16
GND17
GND18
5VB1
5VB2
5VA3
GND19
GND20
NVSZ[Y]
NVD0[Y]
NVD2[Y]
GND21
NVSZ[M]
NVD0[M]
NVD2[M]
GND22
NVSZ[C]
NVD0[C]
NVD2[C]
GND23
NVSZ[K]
NVD0[K]
NVD2[K]
CRDY
NSLP
FP20(LCD5V)
FP17(LCD5V)
FP14(LCDEN)
FP11(LCD[0])
FP8(LCD[5])
FP5(LCD[3])
FP2
GND24
GND25
GND26
5VB3
5VB4
5VA4
5VHD
GND27
DCLK[Y]
NVD1[Y]
NVD3[Y]
GND28
DCLK[M]
NVD1[M]
NVD3[M]
GND29
DCLK[C]
NVD1[C]
NVD3[C]
GND30
DCLK[K]
NVD1[K]
NVD3[K]
PRDY
FP22(LCDGND)
FP19(NLCDEN)
FP16(LCDRW)
FP13(LEDSET)
FP10(LCD[6])
FP7(LCD[2])
FP4
a1
a2
a3
a4
a5
a6
a7
a8
a9
a10
a11
a12
a13
a14
a15
a16
a17
a18
a19
a20
a21
a22
a23
a24
a25
a26
a27
a28
a29
a30
a31
a32
b1
b2
b3
b4
b5
b6
b7
b8
b9
b10
b11
b12
b13
b14
b15
b16
b17
b18
b19
b20
b21
b22
b23
b24
b25
b26
b27
b28
b29
b30
b31
b32
c1
c2
c3
c4
c5
c6
c7
c8
c9
c10
c11
c12
c13
c14
c15
c16
c17
c18
c19
c20
c21
c22
c23
c24
c25
c26
c27
c28
c29
c30
c31
c32
FP1
4.7K
R483
270
R541
C
E
B
A
D
F
3
4
6
5
8
7
(ENG I/F Block)
L18
L16
1
2
3
4
USBHD+
015:8C
USBHD-
015:8C
TP
TP100
TP
TP101
TP
TP102
TP
TP103
CN99
1
2
3
4
5
0
R535
0
R536
0
R473
0
R475
0
R478
0
R480
VccCH5
10K
R355
+3.3V
0
R1242
0
R1243
0
R1245
0
R1244
0
R498
0
R499
0
R500
0
R501
0
R502
0
R505
0
R503
0
R506
0
R504
0
R514
0
R509
0
R511
0
R507
0
R512
0
R510
0
R508
0
R513
0
R530
0
R522
0
R517
0
R524
0
R519
0
R527
0
R523
0
R515
0
R520
0
R518
0
R529
0
R528
0
R516
0
R526
0
R525
0
R521
0
R531
0
R1210
100
R1230
100
R1228
1K
R1232
1K
R1218
100
R1213
0
R1231
1K
R1212
22
R1239
1K
R1225
68
R1238
100
R1234
100
R1215
100
R1222
0
R1224
22
R1240
22
R1208
1K
R1226
100
R1235
1K
R1233
100
R1223
22
R1241
22
R1209
100
R1237
100
R1236
100
R1216
1K
R1211
1K
R1219
0
R1217
100
R1220
100
R1221
100
R1229
100
R1227
100
R1214
IC16
1
VCCA
2
DIR
3
A1
4
A2
5
A3
6
A4
7
A5
15
B7
19
B3
20
B2
11
GND1
12
GND2
13
GND3
14
B8
8
A6
16
B6
17
B5
18
B4
9
A7
10
A8
21
B1
22
OE
23
NC
24
VCCB
IC17
1
VCCA
2
DIR
3
A1
4
A2
5
A3
6
A4
7
A5
15
B7
19
B3
20
B2
11
GND1
12
GND2
13
GND3
14
B8
8
A6
16
B6
17
B5
18
B4
9
A7
10
A8
21
B1
22
OE
23
NC
24
VCCB
0
R539
0
R1403
0
R1402
0
R1401
47u
C198
100u
C200
100u
C197
CND[7-0]
CND[0]
CND[1]
CND[2]
CND[3]
CND[4]
CND[5]
CND[6]
CND[7]
ADIO[7-0]
ADIO[0]
ADIO[1]
ADIO[2]
ADIO[3]
ADIO[4]
ADIO[5]
ADIO[6]
ADIO[7]
+5V
+5V
+5V
ENGRDY
+5VB
(NLCDEN)
D+
D-
USBGND
VBus
+5V
GND
+5VB
Not Installed
R473,R475,R478,R480
: Not Installed
C186-C189 : Not Installed
ENGRDY
CN99 : Not Installed
L16,R535,R536 : Not Installed
L18: Not Installed
C
E
B
A
D
F
2
1
3
4
6
5
8
7
2
1
8/15
Main Control Board
DP-CL18
DP-CL18
148
Summary of Contents for Workio DP-CL18
Page 8: ...1 2 15 LCD Board Marked PbF 8 DP CL18 ...
Page 12: ...DP CL18 12 ...
Page 21: ...21 DP CL18 ...
Page 23: ...23 DP CL18 ...
Page 28: ...28 DP CL18 ...
Page 30: ...30 DP CL18 ...
Page 36: ...36 DP CL18 ...
Page 39: ...39 DP CL18 ...
Page 44: ...3 5 17 Automatic Duplex Unit ADU Detection and ADU Jam Detection Sensor Circuits 44 DP CL18 ...
Page 64: ...64 DP CL18 ...
Page 67: ...67 DP CL18 ...
Page 71: ...4 Troubleshooting 4 1 Initial Troubleshooting Flowchart 71 DP CL18 ...
Page 72: ...4 2 Jam 4 2 1 Print Media Problem 72 DP CL18 ...
Page 73: ...4 2 2 Print Media Skew 73 DP CL18 ...
Page 74: ...4 2 3 Paper Jam at the media tray 74 DP CL18 ...
Page 75: ...4 2 4 Paper Jams at the registration roller 75 DP CL18 ...
Page 76: ...4 2 5 Paper Jams at the 2nd bias transfer roller 76 DP CL18 ...
Page 77: ...4 2 6 Paper Jams at the fuser unit 77 DP CL18 ...
Page 78: ...4 2 7 Multi purpose Tray Jams 78 DP CL18 ...
Page 79: ...4 2 8 Wrong paper length Jams 79 DP CL18 ...
Page 80: ...4 2 9 Paper Jams at the upper optional media tray OPF1 80 DP CL18 ...
Page 81: ...4 2 10 Paper Jams at the lower optional media tray OPF2 81 DP CL18 ...
Page 82: ...4 2 11 Paper Jam at automatic duplex unit ADU 82 DP CL18 ...
Page 83: ...4 2 12 HDD I O Error 83 DP CL18 ...
Page 84: ...4 3 Print Quality 4 3 1 Blank Print 84 DP CL18 ...
Page 85: ...4 3 2 All black Print 85 DP CL18 ...
Page 86: ...4 3 3 Missing Primary Color 86 DP CL18 ...
Page 87: ...4 3 4 Light Print 87 DP CL18 ...
Page 88: ...4 3 5 Repeated spots or lines on print in line with each other 88 DP CL18 ...
Page 89: ...4 3 6 Dark Vertical Line in Print 89 DP CL18 ...
Page 90: ...4 3 7 White horizontal line or band in all the color of a print 90 DP CL18 ...
Page 91: ...4 3 8 Mis transfer missing portions of toner 91 DP CL18 ...
Page 92: ...4 3 9 Dirty Background 92 DP CL18 ...
Page 93: ...4 3 10 Partial Primary Color Dots 4 3 11 Dark Irregular Streaks in Print 93 DP CL18 ...
Page 94: ...4 3 12 Primary Color Irregular Streaks 94 DP CL18 ...
Page 95: ...4 3 13 Ghosting 95 DP CL18 ...
Page 96: ...4 3 14 Unfused or Partially Fused Printing 96 DP CL18 ...
Page 97: ...4 3 15 Image is skewed on the paper 97 DP CL18 ...
Page 98: ...4 3 16 Stains on Back of Print 98 DP CL18 ...
Page 99: ...4 3 17 No Printing on Edge of Print 99 DP CL18 ...
Page 100: ...4 3 18 Image is not centered on the print when it should be 100 DP CL18 ...
Page 101: ...4 4 Printer Error Call Service 4 4 1 Printer Error 10 101 DP CL18 ...
Page 102: ...4 4 2 Printer Error 11 102 DP CL18 ...
Page 103: ...4 4 3 Printer Error 20 103 DP CL18 ...
Page 104: ...4 4 4 Printer Error 24 104 DP CL18 ...
Page 105: ...4 4 5 Printer Error 35 105 DP CL18 ...
Page 106: ...4 4 6 Printer Error 36 106 DP CL18 ...
Page 107: ...4 4 7 Printer Error 37 and Printer Error 38 107 DP CL18 ...
Page 108: ...4 4 8 Printer Error 40 and Printer Error 43 108 DP CL18 ...
Page 109: ...4 4 9 Printer Error 41 109 DP CL18 ...
Page 110: ...4 4 10 Printer Error 45 110 DP CL18 ...
Page 111: ...4 4 11 Printer Error 46 111 DP CL18 ...
Page 112: ...4 4 12 Printer Error 47 112 DP CL18 ...
Page 113: ...4 4 13 Printer Error 48 113 DP CL18 ...
Page 114: ...4 4 14 Printer Error 50 114 DP CL18 ...
Page 115: ...4 4 15 Printer Error 53 115 DP CL18 ...
Page 116: ...4 4 16 Printer Error 54 116 DP CL18 ...
Page 117: ...4 4 17 Printer Error 56 117 DP CL18 ...
Page 118: ...4 4 18 Printer Error 65 118 DP CL18 ...
Page 119: ...4 4 19 Printer Error 66 119 DP CL18 ...
Page 120: ...4 4 20 Printer Error 70 120 DP CL18 ...
Page 121: ...4 4 21 Printer Error 72 121 DP CL18 ...
Page 122: ...4 4 22 Printer Error 73 122 DP CL18 ...
Page 123: ...4 4 23 Printer Error 80 123 DP CL18 ...
Page 124: ...4 4 24 Printer Error 81 124 DP CL18 ...
Page 125: ...4 4 25 Printer Error 82 125 DP CL18 ...
Page 126: ...4 4 26 Printer Error 83 126 DP CL18 ...
Page 127: ...4 4 27 Printer Error 84 127 DP CL18 ...
Page 128: ...4 4 28 Printer Error 90 128 DP CL18 ...
Page 129: ...4 4 29 Printer Error 91 Printer Error 92 and Printer Error 96 129 DP CL18 ...
Page 130: ...4 4 30 Printer Error 93 94 130 DP CL18 ...
Page 131: ...4 4 31 Printer Error 95 131 DP CL18 ...
Page 132: ...4 4 32 Printer Error 98 132 DP CL18 ...
Page 133: ...4 5 No Message 133 DP CL18 ...
Page 134: ...4 6 No Printing 4 6 1 Using Parallel Interface 134 DP CL18 ...
Page 135: ...4 6 2 Using USB Interface 135 DP CL18 ...
Page 136: ...4 6 3 Using Network Interface 136 DP CL18 ...
Page 137: ...4 6 4 No LCD Message 137 DP CL18 ...
Page 138: ...138 DP CL18 ...
Page 139: ...5 Schematic Diagram and Component Reference Guide 139 DP CL18 ...
Page 140: ...140 DP CL18 ...
Page 172: ...DP CL18 172 ...
Page 184: ...6 Replacement Parts List 6 1 Printer Main Control Board 184 DP CL18 ...