Read Sony MHC-V5 (serv.man3) Service Manual online
PROTECT
E05
: AMP temperature error
=> Remove obstacle around ventilator at side panel.
=> Move the set to cool place and turn off for a while.
=> Confirm booster’s heat sink condition on AMP board.
=> Move the set to cool place and turn off for a while.
=> Confirm booster’s heat sink condition on AMP board.
1-4. Error message
8
PROTECT XX : Over temperature detection
or Amplifier circuit emergency
or Amplifier circuit emergency
OVER CURRENT:
USB
current detection
circuit problem
DEVICE ERROR :
DEVICE ERROR :
USB
data detection error
FATAL ERROR :
USB
data communication
error
=> Confirm USB device and the data format.
Try to connect another USB device and
change the connecter (A/B)
=> Confirm USB device and the data format.
Try to connect another USB device and
change the connecter (A/B)
LOCKED
: Eject protect mode for
demonstration in shop
=> Refer to Service manual and
release the mode.
=> Refer to Service manual and
release the mode.
PROTECT
E04
: DC voltage detection to Speaker output
=> Decrease playback level for speaker and play again.
=> Measure speaker resistance to check damage.
(In case of speaker coil is shorted,
=> Measure speaker resistance to check damage.
(In case of speaker coil is shorted,
PROTECT
E03
: AMP voltage error
=> AMP operation voltage is not detected.
Open the set and check voltage line.
Open the set and check voltage line.
PROTECT
E01
: DAMP over current error.
=> AMP IC detects over current in signal line.
Playback signal is too high or AMP circuit was damage.
Playback signal is too high or AMP circuit was damage.
PROTECT
E04:
DC fan drive voltage error.
=> Check the existence of obstacle around FAN on the
back panel. (Dust, etc)
back panel. (Dust, etc)
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