Panasonic DMP-BD79GA, Service Manual

Page: 19 / 81

19
7 Service Mode
7.1. Special Mode Setting and Service mode
7.1.1. Self-Diagnosis Functions
Self-Diagnosis Function provides information for errors to service personnel by “Self-Diagnosis Display” when any error has
occurred.
U** 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 Description Monitor Display Automatic TV display
U30 Remote control code error Display appears when main unit and remote
controller codes are not matched. No display
* is remote controller code of the
main unit.
Display for 5 seconds.
U59 Abnormal inner temperature
detected 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.
The event is saved in memory as well.
No display
"U59" is displayed for 30 minutes.
U71 HDMI incompatible error
(HDMI incompatible) Display this error when the equipment (com-
patible with DVI such as TV, amplifier etc.)
connected to the unit by HDMI is incompatible
with HDCP (High-bandwidth Digital Content
Protection). No display
U72 HDMI connection error
(communication error) Display this error when there are any commu-
nication problems with the unit and the equip-
ments (TV, amplifier ect.) connected to the
unit by HDMI. (or when there is a problem
with the HDMI cable).
The display disappears only when the
connection is released. Neither the button
operation nor the passage of the fixed time
disappear the 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.
U73 HDMI connection error
(authentication error) When authentication error occurs while the
equipments (TV, amplifier etc.) are connected
by HDMI. (or when there is a problem with the
HDMI cable)
The display disappears only when the con-
nection is released. Neither the button opera-
tion nor the passage of the fixed time
disappear the display. No display
"U73" display disappears when
error has been solved by Power
OFF/ON of connecting equipment
or by inserting/removing of HDMI
cable.
U76 Connection error This error is displayed when equipment such
as TVs or amplifiers connected to the unit
with the HDMI cable do not correspond to the
copyright protection. (The BD/DVD video
where the copyright is protected cannot be
played.) No display
U77 Illegal disc error This error is displayed when it becomes
impossible to reproduce because of copyright
illegal information. No display
U88 Restoration is operation.
(When the disc is in the disc
tray) This error is displayed when there is a disc in
the disc tray or abnormality is confirmed
during playback. It is shown that the
restoration to return the main unit operation
normally is operating. It becomes possible to
use as soon as not the breakdown but the
U88 display disappears. No display
Display for 30 seconds.
F00 No error information Initial setting for error code in memory (Error
code Initialization is possible with error code
initialization and main unit initialization). No display No display