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Siemens SINUMERIK 808D Service Guide

Siemens SINUMERIK 808D
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Service guide 808D turning and millingpage 8

务指
务指务指
务指
与铣削
与铣削与铣削
与铣削
件故
件故件故
件故
务案
务案务案
务案
故障现象描
故障现象描故障现象描
故障现象描述:
1. 电后 MCP 无任何反,
所有指灯均未点亮,所有
作均无进行。
2. 电后 MCP 全部指示
都在不闪动。
此时
此时 此时
此时 上可能出现的报警号为
上可能出现的报警号为 上可能出现的报警号为
上可能出现的报警号为
板不
板不板不
板不
诊断步骤
检查 MCP PPU 间的连线
1.连线是断开
2.连接线身是否损坏或接
(另换条完好的连接线连,查看故障是否解决
检查 PPU 后侧 X30 接口是
或接触良(另换一好的连接
线连接查看故障是解决)
检查 MCPX10 接口是损坏
或接触良(另换一条好的连接
线连接查看故障是解决)
如果上检查之后故障然存在,则很可能是系统 PPU MCP ,
要进行换或维
PLC 编程错误导致 MCP 全部指示灯不停闪动,时应PLC 编写
是否存问题。
MCP is not
available
Fault description:
1. MCP does not respond after
power on, all the indicator lights
are off and all the operations are
not available.
2. All the indicator lights of MCP
are flashing all the time.
Note: In this case, the alarm number on the PPU may be 400003.
Diagnostic steps
Check the connections between the MCP and the PPU
1. Whether the connections are disconnected.
2. Whether the connections are damaged or have a faulty contact.
(Check whether the fault is resolved by replacement with a new wire.)
A PLC program fault can also cause flashing of all the MCP indicator
lights. In this case, check whether there is problem in the PLC program.
Replacement and mai
ntenance are necessary if the fault still exists after
the above inspection, because it is probable that the PPU or MCP is
damaged.
Check whether the interface of
X30 on the back of the PPU is
damaged or there is a faulty contact.
(Check whether the fault is
resolved by replacement with a
new wire.)
Check whether the interface of
X10 on the back of theMCP is
damaged or there is a faulty contact.
(Check wheth
er the fault is
resolved by replacement with a
new wire.)
Service case
of hardware
fault

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Siemens SINUMERIK 808D Specifications

General IconGeneral
BrandSiemens
ModelSINUMERIK 808D
CategoryControl Unit
LanguageEnglish

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