Sony GY-8240UWD Maintenance Manual page 370

5-13. Troubleshooting
3x07
Description:
S or T reel is idling.
Possible cause: . Failure of cassette compartment, or improperly installed
* Reel does not rotate because cassette is raised from standard position.
. Failure of S side or T side reel FG sensor (in motor), or improper adjustment of
clearance
. Failure of S side or T side reel FG amplifier (SV-205 board)
. Failure of S side or T side reel drive circuit (SV-205 board)
. Improper servo adjustment related to S side or T side reel
. Disconnection of harness
3x08
Description:
S reel overcurrent
Possible cause: . Failure of cassette compartment, or improperly installed
* Reel does not rotate because cassette is raised from standard position.
. Failure of S reel drive circuit (SV-205 board)
. Failure of S reel motor
. Faulty T reel brake
. Failure of T reel brake solenoid drive circuit (SV-205 board)
3x09
Description: T reel overcurrent
Possible cause: . Failure of cassette compartment, or improperly installed
*Reel does not rotate because cassette is raised from standard position
. Failure of T reel drive circuit (SV-205 board)
. Failure of T reel motor
. Faulty T reel brake
. Failure of T reel brake solenoid drive circuit (SV-205 board)
3x0A
Description:
Capstan overcurrent
Possible cause: . Failure capstan drive circuit
. Failure of capstan motor
. Failure of capstan FG amplifier (SV-205 board)
. Failure of IC (IC805 of SV-205 board) for capstan control
. Improper adjustment of clearance at S side or T side reel FG detection area
. Faulty S side or T side reel FG amplifier (SV-205 board)
. Failure of S side or T side reel motor
. Failure of S side or T side reel motor drive circuit (SV-205 board)
. Improper adjustment of servo related to capstan, reel, S tension, and T tension
. Faulty S side or T side reel brake
. Failure of S side or T reel brake solenoid drive circuit (SV-205 board)
5-154
GY-8240UWD
GY-8240FC