Yamaha RCX142, User Manual

Page: 444 / 450

10-
50
T
roubleshooting
10
1. Error Messages
M P B T r a n s m i t E r r o r ! ! ( T i m e O u t E r r o r )
Contents : Transmitting to controller is impossible.
Cause : a. The cable is broken or disconnected.
b. No response from controller due to problem in CPU unit.
Action
: 1. Replace MPB cable.
2. Replace the MPB.
3. Replace the controller.
M P B D e v i c e N o t R e a d y ! ! ( T i m e O u t E r r o r )
Contents
: Cannot control the controller.
Cause : a. The cable is broken or disconnected.
b. Handshake with controller is defective due to problem with
controller.
Action
: 1. Replace MPB cable.
2. Replace the MPB.
3. Replace the controller.
M P B R S - 4 2 2 E r r o r ! ! ( R T S / C T S L I N E E r r o r )
Contents
: Cannot control the controller.
Cause : a. The cable is broken or disconnected.
b. Controller operation is abnormal.
c. The connector is not making contact.
Action
: 1. Replace the MPB cable.
2. Replace the controller.
M P B R S - 4 2 2 E r r o r ! ! ( D A T A L I N E E r r o r )
Contents : Data communication with controllers is defective.
Cause
: a. The cable is broken or disconnected.
b. The connector is not making contact.
Action : 1. Replace the MPB cable.
2. Replace the controller.
M P B M e m o r y E r r o r ! ! ( D A T A W r i t e E r r o r )
Contents : Internal memory is defective.
Cause : Internal memory circuit is defective.
Action : Replace the MPB.
M P B R e c e i v e E r r o r ! ! ( B u f f e r O v e r f l o w )
Contents
: Remaining capacity of data receive data buffer fell below 1
percent.
Cause : a. Massive amount of data was sent from controller.
b. Communication control error.
Action
: 1. Replace the MPB.
2. Replace the controller.