Sony GY-8240UWD Maintenance Manual page 373

3x16
Description:
Detected rotation inconsistency (tape slack direction) of reel during threading and
unthreading
Possible cause: . Failure of cassette compartment, or improperly installed
* Reel does not rotate because cassette is raised from standard position
. Improper adjustment of clearance at T side reel FG detection area
. Faulty T side reel FG amplifier (SV-205 board)
. Failure of T reel motor amplifier
. Failure T side reel motor drive circuit (SV-205 board)
. Improper adjustment of servo related to T reel
. Faulty T side reel brake
. Failure of T reel brake solenoid drive circuit (SV-205 board)
. Disconnection of harness
. Improper adjustment of reel table height
3x17
Description:
Detected rotation inconsistency (tape-cut-out direction) of reel during threading and
unthreading
Possible cause: . Failure of cassette compartment, or improperly installed
* Reel does not rotate because cassette is raised from standard position.
. Improper adjustment of clearance at T side reel FG detection area
. Faulty T side reel FG amplifier (SV-205 board)
. Faulty of T reel motor amplifier
. Faulty T side reel motor drive circuit (SV-205 board)
. Improper adjustment of servo related to T reel
. Faulty T side reel brake
. Failure of T reel brake solenoid drive circuit (SV-205 board)
. Disconnection of harness
. Improper adjustment of reel table height
3x1B
Description:
Sent undefined command
Possible cause: . Faulty operations of DPRAM (FM-75 board)
. Disconnection of harness
. Failure of circuit around CPU bus (IC814 of SV-205 board)
. Faulty connection of FM board (FM-75 board)
GY-8240UWD
GY-8240FC
5-13. Troubleshooting
5-157