Troubleshooting - Marantz DV8300 Service Manual

TROUBLE SHOOTING
• No Power ON
• FL is not turned ON
• FL indication is unusual
START
Power ON
Turn on the power again
after 2 - 3 minutes.
No
Is FL turn on ?
Yes
Is the indication
of FL normal ?
Yes
No
Is tray open ?
Yes
Spindle
does not turn.
Carriage does
not move.
Yes
Laser diode
does not light.
Focus does
not in.
Yes
Do the video and
sound come on ?
Yes
OK
• Blow out fuse of the primary side (FP01)
• Blow out micro-fuse on the PS01. (Check the each voltage.)
(FP02, FP02)
• FL controller IC (QF01) on the PF01 is damaged.
• Check the following connections :
PS01-PS02, PS01-PD01, PD01-DVDM Assy, PD01-PM01, PM01-PF01
• Check each voltage (EV+5V, SW+5V, SW+3.3V, SW+12V, M+6V, -28V
DC+3.5V and Heater)
(If above voltage are not supplied, check the micro-fuse FP02, FP03.)
No
FL indication is dark or flickers.
Indicates the error message
• Blow out micro-fuse on the PS01.
(FP03)
• Check the following connections :
DVDM Assy - LOAB Assy (5P connector assy)
• Check the voltage of +6V and +12V power supply
• Check the following connections :
No
DVDM Assy - Spindle motor (12P flexible cable)
DVDM Assy - Stepping motor (4P flexible cable)
• Check the voltage of +6V and +12V power supply
• Check the following connection :
No
DVDM Assy - Pickup Assy (26P flexible cable)
• Check the voltage of +6V and +12V power supply and SW+5V
• Check the following connection :
PD01-DVDM Assy, PD01-PM01, PS01-PM01
No
• Check each voltage. (EV+5V, SW+5V, SW+3.3V, SW+12V,+8VA, -8VA)
(If above voltage are not supplied, check the micro-fuse FP03, FP50,
FP51)
Indicate the error message.
• Short or open the zenner diode
on the PS01.
(DP05, DP06, DP08 - DP10, DP19, DP20)
• Check the values of RP29
on the PS01.
Refer to the section "ERROR CODE".
Refer to the section "ERROR CODE".
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