Sony DNW-A100 Maintenance Manual page 94

3-1. Error Message
ERROR-04 REEL TROUBLE-4
Description: Abnormal tape transport speed was detected in the FF or REW mode.
Detection conditions: When the tape speed calculated from the supply reel FG and take-up reel FG is
under a half of the specified tape speed continuously for more than four seconds
Sub error message: None
Possible cause: . Cassette compartment trouble or installation defect
* The reel did not rotate because the cassette was lifted-up from the specified
. Clearance adjustment defect of supply or take-up reel FG detection block
. Supply or take-up reel motor trouble
. Supply or take-up reel FG waveform shaper circuit (MS-50 board) trouble
. Supply or take-up reel motor drive circuit (DR-315 board) trouble
. Servo adjustment defect on supply or take-up reel
. Supply or take-up reel brake trouble
. Supply or take-up reel brake solenoid drive circuit (MS-50 board) trouble
. Harness disconnection
. Reel table height adjustment defect
. Tape path and drum troubles
. Tape abnormality (The winding state has a problem.)
Protection operation: Stops the tape transport and enters the rest state.
ERROR-05 REEL TROUBLE-5
Description: Abnormal supply reel or take-up reel operation was detected in a diagnosis
during cassette insertion.
Detection conditions: 1) When the supply reel FG or take-up reel FG count is less than the specified
2) When the supply reel FG or take-up reel FG count is more than the specified
Sub error message: None
Possible cause: . Supply or take-up reel FG sensor (SE-344 board) trouble or clearance adjust-
ment defect
. Supply or take-up reel FG waveform shaper circuit (MS-50 board) trouble
. Supply or take-up reel motor drive circuit (DR-315 board) trouble
. Servo adjustment defect on supply or take-up reel
. Supply or take-up reel brake trouble
. Supply or take-up reel brake solenoid drive circuit (MS-50 board) trouble
. Harness disconnection
Protection operation: Ejects the cassette.
3-6
position.
value with the reel rotated
value with the reel stopped
DNW-A100/A50/A45
DNW-A100P/A50P/A45P