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1. Error Messages
1.2
RPB Error Messages
When a hardware error or a software error occurs in the RPB, the following messages are
highlighted (shown with reversed background) on the guideline of the lowest line of the
screen.
RPB TRAP!!
Chapter
9
RPB Receive Error!! (Data Register Full)
RPB Receive Error!! (Over Run Error)
RPB Receive Error!! (Parity Error)
RPB Receive Error!! (Framing Error)
RPB Receive Error!! (Buffer Overflow)
9-62
Contents
: Undefined operation code was executed.
Cause
: A hardware error occurred.
Action
: Replace the RPB.
Contents
: Data receive register is full.
Cause
: A hardware error occurred.
Action
: Replace the RPB.
Contents
: An overrun occurred while receiving data.
Cause
: a. Malfunction occurred due to noise.
b. The cable is broken or disconnected.
c. The connector is not making contact.
Action
: 1. Separate equipment away from noise source.
2. Replace the RPB cable.
3. Replace the RPB.
Contents
: Parity error occurred during communication.
Cause
: a. Malfunction occurred due to noise.
b. The cable is broken or disconnected.
c. The connector is not making contact.
Action
: 1. Separate equipment away from noise source.
2. Replace the RPB cable.
Contents
: Framing error occurred during communication.
Cause
: Malfunction occurred due to noise.
Action
: Separate equipment away from noise source.
Contents
: Remaining area in receive buffer fell below 1% during
communications.
Cause
: a. Large amount of data was sent from the controller.
b. Communication control error.
Action
: 1. Replace the RPB.
2. Replace the controller.
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