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DMR-EZ45VEB
7 SERVICE MODE
7.1.
(DVD) SELF-DIAGNOSIS AND SPECIAL MODE SETTING
7.1.1.
(DVD) SELF-DIAGNOSIS FUNCTIONS
Self-Diagnosis Function provides information for errors to service personnel by "Self-Diagnosis Display" when any error has
occurred.
U**, H** and F** are stored in memory and held.
You can check latest error code by transmitting [0] [1] of Remote Controller in Service Mode.
Automatic Display on FL will be cancelled when the power is turned off or AC input is turned off during self-diagnosis display is ON.
Error Code
Diagnosis contents
U30
Remote control code error
U59
Abnormal inner temperature
detected
U61
The unit is carrying out its
recovery process (with no
disc in the disc tray).
U71
HDMI incompatible
error(HDCP incompatible)
U72
HDMI connection error
(communication error)
U73
HDMI connection error
(authentication error)
U80
ST Microprocessor
Communication Error on
Timer Bus
U81
ST Microprocessor
Communication Error on
UART
All manuals and user guides at all-guides.com
Description
Display appears when main unit and remote
controller codes are not matched.
Display appears when the drive temperature
exceeds 70°C.
The power is turned off forcibly.
For 30 minutes after this, all key entries are
disabled. (Fan motor operates at the highest
speed for the first 5 minutes. For the
remaining 25 minutes, fan motor is also
stopped.) The event is saved in memory as
well.
* The unit detected an error while recording
or playing with with no disc in the disc
tray.
The unit is carrying out its recovery process.
This process restores the unit to normal
operation. The unit is not broken. Wait until
the message disappears.
Display this error when the equipment
(compatible with DVI such as TV, amplifier
etc.) connected to the unit by HDMI is
incompatible with HDCP. *HDCP=High-
bandwidth Digital Content
Protection.
This error is displayed when there are any
communication problems with the unit and
the equipments (TV, amplifier etc.)
connected to the unit by HDMI. (or when
there is a problem with the HDMI cable).
When authentication error occurs while the
equipments (TV, amplifier etc.) are
connected by HDMI. (or when there is a
problem with the HDMI cable).
Displayed appears when ST Microprocessor
Communication Error on Timer Bus occurs.
Displayed appears when ST Microprocessor
Communication Error on UART occurs.
14
Monitor Display
Automatic FL display
No display
"*" is remote controller code of the
main unit.
Display for 5 seconds.
No display
"U59" is displayed for 30 minutes.
No display
No display
No display
"U72" display disappears when
error has been solved by
Power OFF/ON of connecting
equipment or by inserting/removing
of HDMI cable.
No display
"U73" display disappears when
error has been solved by Power
OFF/ON of connecting equipment
or by inserting/removing of HDMI
cable.
No display
"U80" is displayed till Power Key is
pressed.
No display
"U81" is displayed till Power Key is
pressed.
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