[理光] 理光 RICOH SP C730DN 彩色激光打印机中文维修手册

一般注意事项.........................................................................................................................................27
专用工具 ................................................................................................................................................28
外部盖板................................................................................................................................................. 29
后盖板................................................................................................................................................. 29
出纸盖板（带有操作面板）............................................................................................................30
右盖板 ................................................................................................................................................32
左盖板................................................................................................................................................. 33
前盖板单元.........................................................................................................................................33
4
LED 光学装置........................................................................................................................................47
LED 打印头........................................................................................................................................47
色粉用完传感器................................................................................................................................ 49
PCDU..................................................................................................................................................... 50
PCDU................................................................................................................................................. 50
PCDU 盖板（右）........................................................................................................................... 50
图像转印................................................................................................................................................. 52
图像转印带单元................................................................................................................................ 52
图像转印带清洁单元........................................................................................................................ 53
转印辊................................................................................................................................................. 54
驱动单元................................................................................................................................................. 57
送纸电机............................................................................................................................................. 57
图像转印单元电机............................................................................................................................ 58
定影电机............................................................................................................................................. 59
鼓电机：K.......................................................................................................................................... 59
鼓电机：CMY................................................................................................................................... 60
双面活接门电磁铁............................................................................................................................ 60
双面翻转电磁铁................................................................................................................................ 62
驱动齿轮和离合器............................................................................................................................ 65
对位离合器.........................................................................................................................................66
供粉离合器.........................................................................................................................................67
手送离合器.........................................................................................................................................69
双面中间离合器................................................................................................................................ 70
双面出纸离合器................................................................................................................................ 72
定影......................................................................................................................................................... 74
定影单元............................................................................................................................................. 74
热敏电阻............................................................................................................................................. 74
恒温器................................................................................................................................................. 78
定影带单元.........................................................................................................................................79
定影灯................................................................................................................................................. 82
红外温度传感器................................................................................................................................ 84
送纸......................................................................................................................................................... 85
进纸辊................................................................................................................................................. 85
5
摩擦垫................................................................................................................................................. 85
手送纸盘单元.....................................................................................................................................86
手送送纸轮.........................................................................................................................................87
手送摩擦垫.........................................................................................................................................88
纸张尺寸开关.....................................................................................................................................89
纸张用完传感器................................................................................................................................ 89
手送纸张用完传感器........................................................................................................................ 90
手送底板原位传感器........................................................................................................................ 91
纸张传送................................................................................................................................................. 94
定影进纸传感器................................................................................................................................ 94
双面传感器.........................................................................................................................................95
对位传感器.........................................................................................................................................96
出纸传感器...................................................................................................................................... 101
出纸已满传感器..............................................................................................................................102
对位辊（主动）..............................................................................................................................102
对位辊（从动）..............................................................................................................................104
从动轮（中继）..............................................................................................................................106
传送轮（中继）..............................................................................................................................107
出纸/反转轮.................................................................................................................................... 107
双面进纸轮...................................................................................................................................... 108
双面中间轮...................................................................................................................................... 109
双面出纸辊...................................................................................................................................... 109
废色粉...................................................................................................................................................112
废色粉瓶.......................................................................................................................................... 112
废色粉瓶传感器..............................................................................................................................112
废色粉已满传感器..........................................................................................................................113
废色粉管道...................................................................................................................................... 114
电气部件.............................................................................................................................................. 115
ID 芯片中继板.................................................................................................................................115
温度和湿度传感器..........................................................................................................................116
引擎板.............................................................................................................................................. 116
控制器板.......................................................................................................................................... 118
PSU.................................................................................................................................................. 120
6
高压电源板（分离）..................................................................................................................... 121
高压电源板...................................................................................................................................... 123
PCDU 传感器板.............................................................................................................................123
TM（ID）传感器........................................................................................................................... 125
操作面板.......................................................................................................................................... 129
定影风扇电机..................................................................................................................................132
冷却风扇电机..................................................................................................................................133
PSU 风扇电机................................................................................................................................ 135
互锁开关.......................................................................................................................................... 136
NVRAM...........................................................................................................................................137
5. 维修表
维修程序模式 .....................................................................................................................................141
SP 表................................................................................................................................................ 141
启用和禁用维修程序模式............................................................................................................. 141
维修表格关键字..............................................................................................................................143
SP 模式表............................................................................................................................................144
SP1-XXX（送纸）....................................................................................................................... 144
SP2-XXX（鼓）............................................................................................................................146
SP3-XXX（过程）....................................................................................................................... 150
SP5-XXX（模式）....................................................................................................................... 165
SP7-XXX（数据日志） ..............................................................................................................184
更新固件.............................................................................................................................................. 201
更新固件.......................................................................................................................................... 201
处理固件更新错误..........................................................................................................................202
上传/下载NVRAM 数据..................................................................................................................204
将NVRAM 内容上传到SD 卡................................................................................................... 204
从SD 卡下载到NVRAM.............................................................................................................204
使用调试日志...................................................................................................................................... 206
概述...................................................................................................................................................206
开启和设置UP 保存调试日志..................................................................................................... 206
从HDD 检索调试日志.................................................................................................................. 208
调试日志代码..................................................................................................................................209
SMC 列表卡保存功能....................................................................................................................... 210