Yaskawa MEMOCON GL120 - Manual (Page 84)

System Components: Functions and Specifications
4.3.1 Appearance of CPU Modules cont.
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4. Appearance of CPU21 (Model No. DDSCR-120CPU34110)
Built-in battery DIP switch
Key switch
Rotary switch 1
MEMOBUS port
MEMOBUS PLUS port
Module description
(120CPU34110)
Color code (yellow)
LED area
Module mounting screw
(Use M4 Phillips screwdriver.)
Rotary switch 2
PC Card slot
LED Color Indication when ON
READY Green CPU Module is normal.
RUN Green CPU Module is running.
MB+/ERR Green MEMOBUS PLUS port is transmitting/receiving data
normally.
Red Transmitting/receiving error has occurred in
MEMOBUS PLUS port.
CRD/BAT Green Lit: CPU Module is accessing PC Card.
Flash: PC Card error has occurred in CPU Module.
Red Voltage in the built-in battery in CPU Module is running
down.
ACTIVE Green Access to CPU Module from other Module is possible.
TX/ERR Green MEMOBUS port is transmitting data normally. /
Red Transmitting/receiving error has occurred in
MEMOBUS port.
RX Green MEMOBUS port is receiving data normally.
MEM PRT Green Key switch has selected memory protect ON.
Figure 4.11 Appearance of CPU21
Note Make sure to replace the battery in the CPU Module within two weeks after the CRD/BAT
indicator lights red (replacement battery: BR-2/3A-1).
Programs or data stored in the CPU Module or Motion Modules will be lost if replacement is
delayed.
4
RUN
READY
120 CPU 341 10
MB+/ERR
CRD/BAT
ACTIVE
TX/ERR
RX
MEM PRT
LED area