3-4
HDW-750/750CE V1
3-1-2. Details of Error Codes
SLACK-10
Contents :
Abnormality is detected in the drum drive voltage.
Detecting conditions : The specified time has elapsed with the drum drive voltage exceeding its rated
voltage.
Suspected cause :
.
Tape tension is so high that the drum motor cannot rotate.
.
Drum motor drive circuit (MDR-14 board) is defective.
.
Drive voltage detector circuit (MDR-14, SS-92 boards) is defective.
.
Drum motor is defective.
SLACK-11
Contents :
Abnormality is detected in the drum FG signal.
Detecting conditions : The drum FG counter does not start counting.
Suspected cause :
.
Tape tension is so high that the drum motor cannot rotate.
.
Drum motor drive circuit (MDR-14 board) is defective.
.
Drum FG detector circuit (MDR-14, SS-92 boards) is defective.
.
Synchronization (DVP-18 board) with the reference signal (DVP_REF_FRM/
CF) is faulty.
.
Drum motor is defective.
SLACK-12
Contents :
Abnormality is detected in the drum PG signal.
Detecting conditions : The drum PG signal cannot be detected even when the drum makes more than one
complete revolution.
Suspected cause :
.
Drum PG detector circuit (MDR-14, SS-92 boards) is defective.
.
Drum motor is defective.
SLACK-20
Contents :
Abnormality is detected in the capstan drive voltage.
Detecting conditions : The specified time has elapsed with the capstan drive voltage exceeding its rated
voltage.
Suspected cause:
.
Mechanical load to the capstan motor is so high that the capstan motor cannot
rotate. (Mechanical reason)
.
Capstan motor drive circuit (MDC-13 board) is defective.
.
Drive voltage detector circuit (MDC-13, SS-92 boards) is defective.
.
Capstan motor is defective.
SLACK-21
Contents :
Abnormality is detected in the capstan FG signal.
Detecting conditions : The capstan FG counter does not start counting. (Only in the
x
1 speed or more)
Suspected cause :
.
Mechanical load to the capstan motor is so high that the capstan motor cannot
rotate. (Mechanical reason)
.
Capstan motor drive circuit (MDC-13 board) is defective.
.
Capstan FG detector circuit (MDC-13, SS-92 boards) is defective.
.
Capstan motor is defective.
3-1. When Does the Error Code Appear?