6-1
SECTION 6
SERVICE MODE
RDR-HX820/HX825
This is the diagnostics to locate cause of fault.
The diagnostics can be executed using the remote commander and a monitor.
To enter the service mode, connect the VIDEO OUT connector of the main unit to the monitor. While pressing the “
A
” (Open/Close) button
and the “
G
” (PLAY) button at the same time, connect the AC power cord to the power outlet. (Keep pressing the above buttons until a
message, “WELCOME” appears on the display panel of the main unit.)
While the diagnostics is in progress, either “OK” or “NG” appears on the monitor screen to enable the judgment whether the respective
devices or the peripheral are normal or have any abnormality.
When an abnormality is detected, the diagnostics is stopped at that moment and you can select to keep running the diagnostics or to stop it.
6-1. Check Item
When NG is displayed as the result of the DEVICE TEST, the IC or
its peripheral is defective.
Checking item
IC name
REF. NO
EEPROM
IC BR24L32FJ-WE2
IC102
VIDEO DEC
IC TVP5146M2PFP
IC301
DDR
IC K4H511638C-UCB3T
IC105
DDR
IC K4H511638C-UCB3T
IC106
All parts are mounted on the RD-064 board.
Summary of Contents for RDR-HX820
Page 38: ...1 32E MEMO ...
Page 52: ...RDR HX820 HX825 MEMO 3 11 3 12E ...
Page 91: ...5 12E Pin No Pin Name I O Function Y25 VSS Digital GND ...
