如果您的Epson Pro 7910打印机出现维护请求错误代码0002，您可以尝试以下方法进行修复：
1. 检查打印机是否有任何卡纸或异物。如果有，请将其清除。
2. 检查打印机的墨盒是否正确安装。如果有任何墨盒未正确安装，请重新安装它们。
3. 检查打印机的墨盒是否过期或空了。如果是，请更换它们。
4. 尝试重启打印机。有时候，简单的重启可以解决问题。
5. 如果以上方法都无法解决问题，您可以尝试将打印机恢复出厂设置。请注意，这将清除所有设置和配置，因此请确保您备份了任何重要的文件或设置。
如果您仍然无法解决问题，请联系Epson客户支持寻求帮助。
当机器运行时，如果出现内部异常，系统错误管理会检测到错误并在显示屏上显示相应的错误代码。此时，机器会采取相应的措施，例如停止运行等。每个错误代码都是独一无二的，因此在报错时，显示屏上会显示不同的代码，如下图所示：
Stylus Pro 7910|9910/7908|9908维护请求代码表
错误代码代码描述
0002
The CR scan pass counter has reached the
specified value. (ink supply tube has
reached its end of life.)
字车 pass 移动计数即将到达设计寿命（供墨管路即将到达使用寿命）
0008
The RTC backup battery becomes
exhausted.
RTC备用电池耗尽
0040
The pump counter has reached the
specified value.
泵计数器即将到使用寿命
0080
The date has not been set.
没有设置日期
0800
The number of replacement counter of the
ink cartridges has reached the specified
life. (the life of the waste ink pad attached
to the ink cartridge holder)
墨盒更换次数即将到达设计寿命（墨仓内收集废墨的衬垫即将到达设计寿命）
1000
the number of drivers of ink selector has
reached the upper limit.
黑色墨水转换装置次数即将达到寿命
0088
RTC backup battery has not been set
备用电池日期没有设定
Stylus Pro 7910|9910/7908/9908
维修呼叫错误代码表
Error Code
Description
Translation
1101
CR life error
字车寿命故障
1138
CR Over current error
字车电机过流故障
113A
CR Overload error
字车电机过载故障
113B
CR Over speed error
字车超速错误
113C
CR Reversing error
字车反转错误
113D
CR Driving time-out error
字车驱动超时错误
113E
CR Velocity deviation error
字车失速错误
113F
CR Lock error
字车锁定错误
122A
PF Overload error
PF电机过载故障
122B
PF Over speed error
PF超速错误
122C
PF Reversing error
PF反转错误
122D
PF Driving time-out error
PF驱动超时错误
122E
PF Velocity deviation error
PF失速错误
122F
PF Lock error
PF锁定错误
151A
APG Overload error
APG电机过载故障
151B
APG Over speed error
APG超速错误
151C
APG Reversing error
APG反转错误
151D
APG Driving time-out error
APG驱动超时错误
151E
APG Velocity deviation error
APG失速错误
151F
APGLock error
APG锁定错误
152A
Rewind Overload error
卷纸轴电机过载故障
152B
Rewind Over speed error
卷纸轴超速错误
152C
Rewind Reversing error
卷纸轴反转错误
152D
Rewind Driving time-out error
卷纸轴驱动超时错误
152E
Rewind Velocity deviation error
卷纸轴失速错误
152F
Rewind Lock error
卷纸轴锁定错误
1530
Driven roller HP detection error
驱动轮初始位置错误
153A
Driven Roller Overload error
驱动滚电机过载故障
153B
Driven Roller Over speed error
驱动滚超速错误
153C
Driven Roller Reversing error
驱动滚反转错误
153D
Driven Roller Driving time-out error
驱动滚驱动超时错误
153E
Driven Roller Velocity deviation error
驱动滚失速错误
153F
Driven RollerLock error
驱动滚锁定错误
1540
Cutter HP detection error
裁刀初始位置检测错误
1549
Motor disconnection error
裁刀电机连接错误
154A
Cutter Overload error
裁刀电机过载故障
154B
Cutter Over speed error
裁刀超速错误
154C
Cutter Reversing error
裁刀反转错误
154D
Cutter Driving time-out error
裁刀驱动超时错误
154E
Cutter Velocity deviation error
裁刀失速错误
154F
CutterLock error
裁刀锁定错误
13F0
IC Cover operation error
墨仓盖操作失败
1411
Valve HP Selector Select error
墨水转换器初始位置错误
1412
Pump life error
泵计数到达使用寿命
1419
Pump release error
泵释放错误
141A
Pump Overload error
泵电机过载故障
141B
Pump Over speed error
泵超速错误
141C
Pump Reversing error
泵反转错误
141D
Pump Driving time-out error
泵驱动超时错误
141E
Pump Velocity deviation error
泵失速错误
141F
Pump Lock error
泵锁定错误
1430
Holder ink pad error
墨仓废墨垫满
1431
Ink selector life error
黑墨选择器故障
1434
IC cover unlock error
墨仓盖开锁故障
1438
Maintenance tank error
维护箱错误
1439
Cap error
cap初始位置检测错误
143A
Cap Overload error
Cap电机过载故障
143B
Cap Over speed error
Cap超速错误
143C
Cap Reversing error
Cap反转错误
143D
Cap Driving time-out error
Cap驱动超时错误
143E
Cap Velocity deviation error
Cap失速错误
143F
Cap Lock error
Cap锁定错误
144A
Pressurizing Pump Overload error
加压泵电机过载故障
144B
Pressurizing Pump Over speed error
加压泵超速错误
144C
Pressurizing Pump Reversing error
加压泵反转错误
144D
Pressurizing Pump Driving time-out error
加压泵驱动超时错误
144E
Pressurizing PumpVelocity deviation error
加压泵失速错误
144F
Pressurizing Pump Lock error
加压泵锁定错误
1536
Pressurizing reset error
加压复位错误
1537
Pressurizing error
加压失败
1489
Wiper error
刮片错误
148A
Wiper Overload error
刮片电机过载故障
148B
Wiper Over speed error
刮片超速错误
148C
Wiper Reversing error
刮片反转错误
148D
Wiper Driving time-out error
刮片驱动超时错误
148E
Wiper Velocity deviation error
刮片失速错误
148F
Wiper Lock error
刮片锁定错误
1494
Ink selector error
墨水转换器故障
1496
Ink selector sensor error detection
墨水转换传感器故障
1497
Ink Selecto Switching time-out error
墨水转换超时错误
149D
Ink Selector Driving time-outerror
墨水转换器驱动超时错误
1125
CR HP detection error
字车初始位置错误
1501
Driven Roller Release motor phase detection error
释放状态检测错误
150C
PG phase detection error
PG相位检测错误
1541
Cutter return error
裁刀返回错误
1551
Paper thickness determining error
纸厚检测错误
1561
Paper thickness at power-on error
开机时内部有厚纸
1800
AID voltage error
AID电压故障
D131
AID error
AID 错误
131B
Head driver(transmission gate) overheat error
打印头驱动过热错误
1A37
Printhead Thermistor error
打印头热敏传感器错误
1A41
Head rank ID input error
头值输入错误
1427
CSIC destination setting error
CSIC识别错误
1428
HEAD_B board assy error
HEAD_B板错误
1A23
Incorrect RTC data error
错误的RTC数据
1A26
RTC Access T/O error
RTC访问错误
1A38
Transistor environmental temperature error
晶体管周围温度故障
1A39
Head error
打印头错误
1A40
IC22 error
IC22错误
1A50
I2C communication error (Between elements on CSICand MAIN)
CSIC板和主板通讯故障
1A51
I2C communication error (Between elements on SUB and MAIN)
字车板和主板通讯故障
1A52
I2C communication error (Between elements on SUB-B and MAIN)
右侧板和主板通讯故障
1A53
I2C communication error (Between elements on SUB-C and MAIN)
左侧板和主板通讯故障
2000
NVRAM error
NVRAM错误
2002
SDRAM error
SDRAM错误
2003
FLASH BOOT SUM CHECK error
FLASH引导程序检测错误
200A
F/W load error
固件程序装载错误
200D
System interrupt watchdog time-out error
系统中断监控超时错误
200E
Unknown NMI
未知的 NMI 错误
2010
UART communication error
UART 通讯故障
3000
AC shut-off
电源线异常
Fxxx
CPU-related error
CPU相关错误