205
KX-FB423CN
24MHz
32.768KHz
STB1
STB2
STB1
STB2
THDAT
THCLK
THLAT
or
KRXD/KTXD
KSCLK
KLATCH
KSTART
1-2 phase
RM0
RM1
RM2
RM3
....
....
....
2 phase
RM0
RM1
RM2
RM3
+5VD
IC501
1
VSSA-1
2
VDDA3.3
3
AIN1
4
AIN2
5
AIN3
6
AMON
7
VSSA-7
8
X32OUT
9
X32IN
10
3.3V/BATTIN
11
XBACKEN
12
XRAMCS
13
3.3V/BATTOUT
14
2.5V/BATTIN
15
FTG
16
F1
17
F2/OP
18
FA/OP
19
CPC/IP
20
RVN/IP
21
IRDATXD/IOP81
22
IRDARXD/IOP80
23
TXD/IOP30
24
RXD/IOP31
25
XRTS/IOP32
26
XCTS/IOP33
27
VDD2.5V-27
28
TONE1
29
TONE2
30
VOL1REF
31
VOL2OUT
32VOL3IN
33XNMI
34
FMEND0/IOP26
35
VDD3.3V-35
36
VSS-36
37
VSS-37
38
VDD3.3V-38
39
MIDAT/IOP45
40
MICLK/IOP46
41
MILAT/IOP47
42
20KOSC/IOP56
43
XWAIT/IOP60
44
XHSTRD/IOP40
45
XHSTWR/IOP41
46
XDPRBE/MUX/OP53
47
ADR15/OP
48
ADR14/OP
49
ADR13/OP
50
VDD2.5V-50
51
XOUT
52
XIN
53
VSS-53
54
VDD3.3V-54
55
XTEST
56
TEST1
57
TEST2
58
TEST3
59
TEST4
60
XMDMINT
61
XMDMCS
62
XRAS/IOP42
63
XCAS1/IOP43
64
XCAS2/IOP44
65
XRESCS2/OP71
66
DB3
67
DB2
68
DB4
69
DB1
70
DB5
71
VDD3.3V-71
72
VSS-72
73
VSS-73
74
VDD3.3V-74
75
DB0
76
DB6
77
DB7
78
XR0MCS
79
XRD
80
XWR
81
ADR0
82
ADR1
83
ADR2
84
ADR3
85
ADR4
86
ADR5
87
VSS-87
88
VDD2.5V-88
89
ADR6
90
ADR7
91
ADR8
92
ADR9
93
ADR10
94
ADR11
95
ADR12
96
RBA0
97
RBA1
98
RBA2
99
RBA3
100
RBA4
101
RBA5/OP
102
RBA5/IOP96
103
STB1
104
STB2
105
STB3
106
XRESET
107
VDD3.3V-107
108
VSS-108
109
VSS-109
110
VDD3.3V-110
111
XDRESET
112
VDD5.0V
113
VSS-113
114
XRESETI
115
XWDERR
116
THDAT
117
THCLK
118
THLAT
119
STBNP
120
RM0/IOP00
121
RM1/IOP01
122
RM2/IOP02
123
RM3/IOP03
124
RXE/IP04
125
TM0/IOP10
126
VDD2.5V-126
127
VSS-127
128
TM1/IOP11
129
TM2/IOP12
130
TM3/IOP13
131
TXE/IP14
132
KSTART
133
KLATCH
134
KSCLK
135
KTXD
136
KRXD
137
FMEMCLK/IOP24
138
FMEMDI/IOP25
139
ADSEL1
140
VDDA2.5V
141
VREFB
142
VCL
143
VREFT
144
VSSA-144
AMON
AD13 AD14
+3.3VD
AD15
+5VD
+5VD
+3.3V/BATIN
+5VD
A19
+2.5V
+2.5V
+2.5V/BATIN
+3.3VD
+3.3VA1
+3.3VD
XTEST
+2_5V
+2_5VBAT
+3_3VBAT
PG
CN508
1
+5v
2
TXD
3
RXD
4
RTS
5
CTS
6
DSR
7
DTR
8
GND
RA516
100
1
2
3
4
5
6
7
8
RA517
100
1
2
3
4
5
6
7
8
CN505
1
COM(THON)
2
THDAT
3
STB2
4
GND
5
THCLK
6
TM
7
+5V
8
GND(PG)
9
STB1
10
THLAT
11
COM(THON)
CN512
1
REED
2
GND
+5VD
+24V
TEST
C527
Z0.1u
C526
K1000p
C516
Z0.1u
C513 Z0.1u
C621
Z0.1u
C524
Z0.1u
C533
Z0.1u
C646
K0.1u
C609
Z0.1u
C611
Z0.1u
C531
Z0.1u
C537
Z0.1u
C605
Z0.1u
C522
K0.1u
C514
Z0.1u
C515
Z0.1u
C519
K0.1u
C510
Z0.1u
C518
K2200p
C509
K1000p
C536 Z0.1u
6.3V100u
C623
L522
R705
10K
R541
100
R526
F1.1K
R543
100
R701
0
R512
100
R654
100
R545
470
R539
100
R653
100
R699
0
R522
22K
R513
1K
R515
100
R544
2.2K
R532
4.7M
R662
4.7K
R625
100
R719
4.7K
R505
100
R540
100
R656
100
R538
100
R531
330K
R507
100
R626
100
R523
43K
R542
100
R663 4.7K
R621
4.7
R655
100
R529
F36K
R503
100
R533
20K
R517
100
R700
0
R659
4.7K
R510
100
D503
BAT501
BATT
X501
32.768KHz
Q506
Q505
Q501
C610
NC
C603
NC
C517
NC
C538
NC
R604
NC
R537
NC
R599
NC
L512
PG
PG1
PG2
PG2
C675
J390p
+5VD
R608
NC
C674
Z0.1u
Q528
Q527
R609
2.2K
Q529
R611
4.7K
D504
NC
R592
4.7K
R613
4.7K
R612
4.7K
50V4.7u
C676
+5VD
+5VD
+5VD
+5VD
CN516
1
A
2
XA
3
B
4
XB
1.2 1/2W
R605
1.2 1/2W
R606
J501
C608
Z0.1u
C682
Z0.1u
Z0.1u
C679
C544
Z0.1u
CN504
1
+5V
2
DG
3
KSTART
4
RESET
5
KSCLK
6
KTXD
7
KRXD
8
KLATCH
L531
0
R762
C634
Z0.1u
C635
Z0.1u
180
R760
180
R759
180
R758
180
R757
IC525
1
I1-2
2
I0-2
3
Regout
4
Fref
5
Ph2B
6
Ph2A
7
NC7
8
GND-8
9
GND-9
10
GND-10
11
Vm2
12
S2
13
Rs2
14
Out2B
15
Out2A
16
NC16
17
PGND
18
Out1A
19
Out1B
20
Rsl
21
SI
22
Vml
23
GND-23
24
GND-24
25
GND-25
26
VCC
27
Ph1A
28
Ph1B
29
Stby
30
Vref
31
I0-1
32
I1-1
C683
NC
R702
1K
R703
1K
R704
1K
R607
1.8K
R610
18K
C525
J12p
L544
3.15A
F503
R511
100
Z0.1u
C529
C673
NC
C677
NC
C523
J15p
R504
180
R506
180
D[5]
D[4]
D[2]
D[3]
D[1]
D[0]
THDAT
THCLK
THLAT
STB2
TXE
THON
LINERLY
KSTART
KLATCH
KSCLK
KTXD
KRXD
D[6]
D[7]
RDPOS
SENLED1
HOOK
SPMUTE
DOCU
CISLED
SIG
FTG
RM0
RM1
RM2
RM3
RXE
TM0
TM1
TM2
TM3
HSTXMUTE
MDMRST
PTOP
CISLED
DOCU
RDPOS
SENLED1
HOOK
ON-MREN
OPRESET
NEWTHLAT
NEWTHCLK
NEWTHDAT
STB1
F1
SPMUTE
RXE
KLATCH
KRXD
KTXD
KSCLK
KSTART
OPRESET
MOADJ2
RM0
RM1
RM3
RM2
MOADJ1
TO
THERMAL HEAD
TO OPERATION PANEL
TO FLASH PROGRAMER
TO
RX MOTOR
2/4
(12
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(14
)
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KX-FB423CN : DIGITAL BOARD (2/4)
Summary of Contents for KX-FB423CN
Page 36: ...36 KX FB423CN 5 2 拆卸工序 5 2 1 如何卸下载纸盘和文稿盖 ...
Page 37: ...37 KX FB423CN 5 2 2 如何卸下打印机盖 ...
Page 38: ...38 KX FB423CN 5 2 3 如何卸下热敏头 ...
Page 39: ...39 KX FB423CN 5 2 4 如何卸下底板和话筒叉簧 ...
Page 40: ...40 KX FB423CN 5 2 5 如何卸下数字板 模拟板 电源板 芦苇 SW 传感器板及 AC 插座 ...
Page 41: ...41 KX FB423CN 5 2 6 如何卸下压纸滚筒 锁杆和扬声器 ...
Page 42: ...42 KX FB423CN 5 2 7 如何卸下白板 5 2 8 如何卸下文稿引导板 ...
Page 43: ...43 KX FB423CN 5 2 9 如何卸下 ADF 继电器板 5 2 10 如何卸下输送滚筒和分离滚筒 ...
Page 44: ...44 KX FB423CN 5 2 11 如何卸下顶盖和传送块 ...
Page 45: ...45 KX FB423CN 5 2 12 如何卸下 ADF 马达和 PF 传感器板 5 2 13 如何卸下 ADF 出口滚筒和驱动滚筒 ...
Page 46: ...46 KX FB423CN 5 2 14 如何卸下拾取滚筒 ...
Page 47: ...47 KX FB423CN 5 2 15 如何卸下退出滚筒和压纸滚筒 ...
Page 48: ...48 KX FB423CN 5 2 16 如何卸下操作板 ...
Page 49: ...49 KX FB423CN 5 2 17 如何卸下扫描仪玻璃装置 CIS 和载纸盘块 ...
Page 50: ...50 KX FB423CN 5 2 18 如何卸下 CIS 继电器板和 CIS 传感器板 5 2 19 如何卸下托架马达和扫描马达驱动板 ...
Page 51: ...51 KX FB423CN 5 2 20 如何卸下载纸盘块的组件 ...
Page 52: ...52 KX FB423CN 5 3 装配注意事项 ...
Page 53: ...53 KX FB423CN 5 4 引线的安装位置 ...
Page 54: ...54 KX FB423CN ...
Page 55: ...55 KX FB423CN ...
Page 63: ...63 KX FB423CN 6 3 3 打印测试图 1 压纸滚筒 2 左边 顶边 3 热敏头1小点 4 使用此测试图以确认印字薄膜和压纸滚筒定时的转矩限制 器 ...
Page 67: ...67 KX FB423CN 6 4 3 用户方式 下表是本机打印的系统调配表的例子 注 以上值是缺省值 ...
Page 68: ...68 KX FB423CN 6 4 4 维修方式设定 打印表举例 注 以上值均为缺省值 ...
Page 69: ...69 KX FB423CN 6 4 5 存档 打印表举例 注 见此报告的以下说明 项目号 1 46 相应于 6 4 5 1 存档报告说明 P 70 中所列的项目 ...
Page 78: ...78 KX FB423CN 图 C ...
Page 82: ...82 KX FB423CN 6 5 5 ADF 文件自动输送 部分 6 5 5 1 不输送文件 文稿卡纸和文稿多张输送 相互参考 6 5 11 传感器部分 P 113 ...
Page 83: ...83 KX FB423CN 相互参考 6 5 12 马达部分 P 116 ...
Page 84: ...84 KX FB423CN 6 5 5 2 歪斜 6 5 5 2 1 ADF 文件自动输送 ...
Page 86: ...86 KX FB423CN 6 5 5 5 接收或复印的资料被扩大 6 5 5 6 复印出现出黑或白色垂直线 ...
Page 89: ...89 KX FB423CN 6 5 6 1 传真故障部分 6 5 6 1 1 传送故障 相互参考 6 5 5 ADF 文件自动输送 部分 P 82 6 5 10 操作板部分 P 112 ...
Page 90: ...90 KX FB423CN 6 5 6 1 2 有时出现传送故障 注 596 Transmit level set 表示维修代码 参考 6 2 3 维修功能表 P 59 ...
Page 92: ...92 KX FB423CN 6 5 6 1 4 本机能复印但不能传送接收 相互参考 6 3 测试功能 P 61 6 5 9 模拟板部分 P 110 ...
Page 96: ...96 KX FB423CN 6 5 7 3 打印举例 ...
Page 97: ...97 KX FB423CN ...
Page 99: ...99 KX FB423CN 对策 ...
Page 100: ...100 KX FB423CN 相互参考 6 3 测试功能 P 61 ...
Page 101: ...101 KX FB423CN 相互参考 6 3 测试功能 P 61 ...
Page 102: ...102 KX FB423CN 相互参考 6 3 测试功能 P 61 ...
Page 103: ...103 KX FB423CN 相互参考 6 3 测试功能 P 61 ...
Page 104: ...104 KX FB423CN ...
Page 105: ...105 KX FB423CN ...
Page 106: ...106 KX FB423CN 相互参考 6 3 测试功能 P 61 ...
Page 107: ...107 KX FB423CN 6 5 7 5 检查数字板的状况 请检查测试触点 A 和 B 的状况 结果会告诉您有个故障点 ...
Page 109: ...109 KX FB423CN 相互参考 6 5 7 5 检查数字板的状况 P 107 ...
Page 115: ...115 KX FB423CN 10 检查 CIS 位置传感器 ADF 内侧 11 检查 CIS 位置传感器 FB 内侧 ...
Page 116: ...116 KX FB423CN 6 5 12 马达部分 6 5 12 1 RX 马达 相互参考 5 2 6 如何卸下压纸滚筒 锁杆和扬声器 P 41 6 5 15 电源板部分 P 121 ...
Page 117: ...117 KX FB423CN 6 5 12 2 ADF 马达 相互参考 6 5 15 电源板部分 P 121 ...
Page 118: ...118 KX FB423CN 6 5 12 3 CR 马达 相互参考 6 5 15 电源板部分 P 121 ...
Page 119: ...119 KX FB423CN 6 5 13 CIS 接触式图像传感器 部分 相互参考 6 3 测试功能 P 61 ...
Page 120: ...120 KX FB423CN 6 5 14 热敏头部分 ...
Page 122: ...122 KX FB423CN 6 5 15 2 故障检修流程图 ...
Page 124: ...124 KX FB423CN 7 电路操作 7 1 接线图 7 1 1 接线图 1 ...
Page 125: ...125 KX FB423CN 7 1 2 电源流程 ...
Page 127: ...127 KX FB423CN ...
Page 139: ...139 KX FB423CN 1 1 2 相激励 2 1 2 相激励输出波形 例 A 相 ...
Page 140: ...140 KX FB423CN 7 5 1 2 动力马达的驱动电路 1 电路图 ...
Page 156: ...156 KX FB423CN ...
Page 157: ...157 KX FB423CN 限于 ASF 复印 方式 精细 打印速度随文件上黑色部分的比率而变化 示例 第 1 条线的黑色部分为 50 或更少 第 2 条线的黑色部分为 50 或更多 ...
Page 158: ...158 KX FB423CN 书籍复印 ASF 复印 精细方式除外 接收打印 ...
Page 159: ...159 KX FB423CN 8 基准资料数据 8 1 IC 的晶体管和二极管的终端指南 ...
Page 163: ...163 KX FB423CN 8 3 1 不正常例子 ...
Page 169: ...169 KX FB423CN b 冗余压缩过程编码方式 本机使用一维 MH 格式 ...
Page 174: ...174 KX FB423CN 8 7 测试图表 8 7 1 ITU T 1 号测试图 ...
Page 175: ...175 KX FB423CN 8 7 2 ITU T 2 号测试图 ...
Page 176: ...176 KX FB423CN 9 夹具和工具 ...
Page 177: ...177 KX FB423CN 10 机壳 机械零件和电气元件位置 10 1 综合部分 ...
Page 178: ...178 KX FB423CN 10 2 上部 ADF 部分 ...
Page 179: ...179 KX FB423CN 10 3 传送块部分 ...
Page 180: ...180 KX FB423CN 10 4 下部 ADF 部分 ...
Page 181: ...181 KX FB423CN 10 5 上部打印机盖和载纸盘部分 ...
Page 182: ...182 KX FB423CN 10 6 下部打印机盖部分 ...
Page 183: ...183 KX FB423CN 10 7 记录纸通过部分 ...
Page 184: ...184 KX FB423CN 10 8 上部主机壳部分 ...
Page 185: ...185 KX FB423CN 10 9 下部主机壳部分 ...
Page 186: ...186 KX FB423CN 10 10 螺丝和垫圈的实际尺寸 ...
Page 187: ...187 KX FB423CN 11 附件和包装材料 ...
Page 243: ...5 2 DISASSEMBLY PROCEDURE 5 2 1 HOW TO REMOVE THE PAPER TRAY AND DOCUMENT COVER 32 KX FB423CN ...
Page 244: ...5 2 2 HOW TO REMOVE THE PRINTER COVER 33 KX FB423CN ...
Page 245: ...5 2 3 HOW TO REMOVE THE THERMAL HEAD 34 KX FB423CN ...
Page 246: ...5 2 4 HOW TO REMOVE THE BOTTOM FRAME AND HANDSET CRADLE 35 KX FB423CN ...
Page 248: ...5 2 6 HOW TO REMOVE THE MOTOR BLOCK LOCK LEVER AND SPEAKER 37 KX FB423CN ...
Page 249: ...5 2 7 HOW TO REMOVE THE WHITE SHEET 5 2 8 HOW TO REMOVE THE DOCUMENT GUIDES 38 KX FB423CN ...
Page 251: ...5 2 11 HOW TO REMOVE THE TOP COVER AND CONVEYOR BLOCK 40 KX FB423CN ...
Page 253: ...5 2 14 HOW TO REMOVE THE PICK UP ROLLER 42 KX FB423CN ...
Page 254: ...5 2 15 HOW TO REMOVE THE EXIT ROLLER AND PLATEN ROLLER 43 KX FB423CN ...
Page 255: ...5 2 16 HOW TO REMOVE THE OPERATION BOARD 44 KX FB423CN ...
Page 256: ...5 2 17 HOW TO REMOVE THE SCANNER GLASS UNIT CIS AND PAPER TRAY BLOCK 45 KX FB423CN ...
Page 258: ...5 2 20 HOW TO REMOVE THE COMPONENT PARTS OF PAPER TRAY BLOCK 47 KX FB423CN ...
Page 259: ...5 3 NOTE FOR ASSEMBLING 48 KX FB423CN ...
Page 260: ...5 4 INSTALLATION POSITION OF THE LEAD 49 KX FB423CN ...
Page 261: ...50 KX FB423CN ...
Page 262: ...51 KX FB423CN ...
Page 283: ...72 KX FB423CN ...
Page 288: ...CROSS REFERENCE MOTOR SECTION P 109 77 KX FB423CN ...
Page 289: ...6 5 5 2 1 ADF 6 5 5 2 SKEW 78 KX FB423CN ...
Page 301: ...90 KX FB423CN ...
Page 303: ...92 KX FB423CN ...
Page 304: ...CROSS REFERENCE TEST FUNCTIONS P 57 93 KX FB423CN ...
Page 305: ...CROSS REFERENCE TEST FUNCTIONS P 57 94 KX FB423CN ...
Page 306: ...CROSS REFERENCE TEST FUNCTIONS P 57 95 KX FB423CN ...
Page 307: ...CROSS REFERENCE TEST FUNCTIONS P 57 96 KX FB423CN ...
Page 308: ...97 KX FB423CN ...
Page 309: ...98 KX FB423CN ...
Page 310: ...CROSS REFERENCE TEST FUNCTIONS P 57 99 KX FB423CN ...
Page 311: ...6 5 7 5 CHECK THE STATUS OF THE DIGITAL BOARD 100 KX FB423CN ...
Page 313: ...CROSS REFERENCE CHECK THE STATUS OF THE DIGITAL BOARD P 100 102 KX FB423CN ...
Page 321: ...6 5 12 2 ADF MOTOR CROSS REFERENCE POWER SUPPLY BOARD SECTION P 114 110 KX FB423CN ...
Page 322: ...6 5 12 3 CR MOTOR CROSS REFERENCE POWER SUPPLY BOARD SECTION P 114 111 KX FB423CN ...
Page 323: ...6 5 13 CIS Contact Image Sensor SECTION CROSS REFERENCE TEST FUNCTIONS P 57 112 KX FB423CN ...
Page 324: ...6 5 14 THERMAL HEAD 113 KX FB423CN ...
Page 326: ...6 5 15 2 TROUBLESHOOTING FLOW CHART 115 KX FB423CN ...
Page 328: ...7 CIRCUIT OPERATIONS 7 1 CONNECTION DIAGRAM 7 1 1 CONNECTION DIAGRAM 1 117 KX FB423CN ...
Page 329: ...7 1 2 POWER SUPPLY FLOW 118 KX FB423CN ...
Page 331: ...120 KX FB423CN ...
Page 343: ... 3 1 2 phase excitation 4 2 phase excitation output waveform example A phase 132 KX FB423CN ...
Page 344: ...7 5 1 2 ENGINE MOTOR DRIVE CIRCUIT 1 Circuit Diagram 133 KX FB423CN ...
Page 360: ...149 KX FB423CN ...
Page 362: ...Book Copy ASF Copy Except Fine mode RX printing 151 KX FB423CN ...
Page 367: ...8 3 1 NG EXAMPLE 156 KX FB423CN ...
Page 378: ...8 7 TEST CHART 8 7 1 ITU T No 1 TEST CHART 167 KX FB423CN ...
Page 379: ...8 7 2 ITU T No 2 TEST CHART 168 KX FB423CN ...
Page 380: ...9 FIXTURES AND TOOLS 169 KX FB423CN ...
Page 381: ...10 CABINET MECHANICAL AND ELECTRICAL PARTS LOCATION 10 1 GENERAL SECTION 170 KX FB423CN ...
Page 382: ...10 2 UPPER ADF SECTION 171 KX FB423CN ...
Page 383: ...10 3 CONVERYOR BLOCK SECTION 172 KX FB423CN ...
Page 384: ...10 4 LOWER ADF SECTION 173 KX FB423CN ...
Page 385: ...10 5 UPPER PRINTER COVER SECTION AND PAPER TRAY SECTION 174 KX FB423CN ...
Page 386: ...10 6 LOWER PRINTER COVER SECTION 175 KX FB423CN ...
Page 387: ...10 7 PAPER PASS SECTION 176 KX FB423CN ...
Page 388: ...10 8 UPPER MAIN CABINET SECTION 177 KX FB423CN ...
Page 389: ...10 9 LOWER MAIN CABINET SECTION 178 KX FB423CN ...
Page 390: ...10 10 ACTUAL SIZE OF SCREWS 179 KX FB423CN ...
Page 391: ...11 ACCESSORIES AND PACKING MATERIALS 180 KX FB423CN ...
Page 409: ...198 KX FB423CN ...
Page 410: ...15 SCHEMATIC DIAGRAM 15 1 DIGITAL BOARD PCB1 KX FB423CN 199 ...
Page 411: ...15 2 ANALOG BOARD PCB2 KX FB423CN 200 ...
Page 415: ...204 KX FB423CN Y KXFB423CN ...