Error Detection; Error Detecting Conditions; Processing After Error Detection - Canon ELURA10 A Service Manual

4-4 Error Detection

If an anomaly has been produced in any rotation drive system (drum, capstan, reel, loading), a relevant mode enters. The LCD indicates
"Please unload the cassette" and blinks "EJECT."

4-4-1 Error Detecting Conditions

The following table gives error detecting conditions.
Kind
Drum error
Capstan error
Reel error
Loading error

4-4-2 Processing after Error Detection

The following table gives processing after error detection.
Cassette in
Drum error
Capstan error
Reel error
Loading error
• Pop up : Error display
• Error stop : Error display
Condition
Error detecting mode Starting / steady
FG frequency when steady 900Hz
Error detecting level Starting: Beyond 80-150%.
Steady : 30% max.
Error detecting time Starting : 5sec.
Steady : 0.5sec.
Error detecting mode Starting / steady
FG frequency when steady 1347Hz
Error detecting level Starting : 80% max.
Steady : 100Hz max.
Error detecting time Starting : 2sec.
Steady : 0.5sec.
Error detecting mode Normal / UNLOAD
Error detection Normally : C-FG number per reel FG cycle is
2.4 × 1347 or more.
UNLOAD : Reel FG half cycle is 1 sec or more
(Take-up reel only for both)
Error detecting mode M ode transfer
Error detection M ode transfer time
Loading
Pop up Pop up
Pop up -------
------- -------
Pop up Pop up
→ → →
error eject pop up
→
STOP position (not cleared unless EJECTED)
CAHPTER 2. TECHNICAL DESCRIPTION
STANDBY-STOP : 6sec
STANDBY-POPUP : 3sec
STOP-PLAY : 3sec
During Loading
loading completed
Error stop Error stop
Error stop Error stop
Error stop Error stop
Error stop Error stop
error clear
2-13
ELURA20 MC A, ELURA10 A
Detection
D-FG
C-FG
T, S-REEL FG
C-FG
M ode SW
During tape
During mode
running
Error stop Error stop
Error stop Error stop
Error stop Error stop
------- Error stop