6-3
(5-4) AVdec DREQ
Matching check of 5-3 executed via DMA
(5-5) AVdec Interrupt
Data transfer to AVD RAM via DMA
→
interrupt detec-
tion check
(5-6) AVdec Revision
AVD revision (chip and uCode) display. Error is not de-
tected.
(5-7) AVdec Reset
Data write
→
no reset data
6. OSD (IC802)
(6-2) OSD Register
(6-3) OSD DRAM
(6-4) OSD Download
(6-5) OSD Interrupt
(6-6) OSD Reset
7. FBI, SACD
(7-2) FBI Register & DRAM (IC702)
Data writing to FBI DRAM
→
read matching check
(7-3) FBI Interrupt
FBI DVA interrupt detection check
(7-4) FBI Reset
Nothing is done. *Executed only for the serial interface.
(7-5) SACD Register & DRAM (IC901)
DRAM of SACD is checked, and whether the checking has
successfully completed is detected.
8. Video
(8-2) Venc Video Out
Venc (IC106) color bar command write
→
Video OUT
Error: Not detected.
The command is transferred to the Venc, and the color bar
signals are output from video terminals.
They are output from all video terminals (Composite, Y/C,
Component) except EURO AV terminal.
(8-3) OSC (check)
→
Video
OSD blue screen display About 1.5 seconds
(8-4) FBI (check)
→
Video
FBI multi screen display (9-screen frame) About 1.5 sec-
onds
(8-5) AVdec_DRAM
→
Video
AVD gradation display (color patterns) About 1.5 seconds
(8-6) ARP_DRAM
→
Video
Display with ARP color bar data About 1.5 seconds
(8-7) Progre Video Out
Output of ARP color bar data for Progre About 3 seconds
(8-8) Euro Model Check (AEP, UK model)
Composite Out
EURO-AV Composite video output check
AVD color bar command write
→
Video (EURO-AV Com-
posite) OUT
Error: Not detected.
With the Component of video output turned off, the color
bar signals are output from the EURO-AV terminal.
Y/C Out
EURO-AV Y/C video output check
AVD color bar command write
→
Video (EURO-AV Y/C)
OUT
Error: Not detected.
With the Y/C of video output turned on, the color bar sig-
nals are output from the EURO-AV terminal.
RGB Out
EURO-AV RGB video output check
AVD color bar command write
→
Video (EURO-AV RGB)
OUT
Error: Not detected.
With the RGB of video output turned on, the color bar sig-
nals are output from the EURO-AV terminal.
Component Out
EURO-AV Component video output check
AVD color bar command write
→
Video (EURO-AV Com-
ponent) OUT
Error: Not detected.
With the Component of video output turned on, the color
bar signals are output from the EURO-AV terminal.
Euro AV Through
Euro-AV2 input check.
Check video and audio signal pass through from Euro-AV2
to Euro-AV1.
Error: Not detected.
9. Audio
(9-2) Analog Out (Dac/Dout)
AC3 data output
→
Three-time beeping
Check first beep for 0dB, second beep for –6dB, and third
beep for 0dB.
(9-3) Analog Out (L/R Check)
None
(9-4) SF 44.1 kHz (16.9344 MHz)
Observe the IC103 pin
7
on the AU-226 board with the
oscilloscope to check for the frequency and waveform.
(9-5) SF 48.0 kHz (18.4320 MHz)
Observe the IC103 pin
7
on the AU-226 board with the
oscilloscope to check for the frequency and waveform.
Nothing is done.
*OSD check is executed.
(Serial interface only)
