Diagnosis Check Item List - Sony DVP-K800D Service Manual

5-2-3. Diagnosis Check Item List

* The item number (1) and the item number (x-1) means all item check.
(2) Memory
(2-2) ROM check
(2-3) RAM check (DMA is used)
(3) Destination setting
(3-2) Destination setting check
(4) Gate array (62000CFh: Peripheral Access Control)
(4-2) Register
(4-3) Reset line
(5) Drive block
(5-2) EPROM (serial)
(5-3) SSI (serial)
(5-4) Servo DSP download
(5-5) Servo DSP register
(5-6) Servo DSP reset line
(6) Data supply block
(6-2) ARP register
(6-3) ARP reset line
(6-4) ARP DRAM
(6-5) ARP interrupt line
(6-6) Decrypt IC register
(6-7) Decrypt IC reset
(6-8) Decrypt IC interrupt line
(6-9) Reserve data top byte read
(7) AV decoder
(7-2) AV register
(7-3) AV reset line
(7-4) AV DREQ signal line
(7-5) AV DRAM
(7-6) Connection from ARP to AV
(7-7) AV interrupt line
(7-8) AV decoder revision check
(8) Video consumer related items
(8-2) 1914 (serial) (Color bar)
(8-3) 1914 Read
(8-4) 1914 Vertical sync
(8-5) Still picture output (Direct write into DRAM)
(8-6) Still picture output (Through ARP)
(8-7) DNR (serial)
(8-8) S-terminal DC check
(8-9) EURO-AV output check (EURO model only)
(8-10) Y/C output check (EURO model only)
(8-11) RGB output check (EURO model only)
(8-12) AV CONT Wide Mode check (EURO model only)
(8-13) AV CONT Through check (EURO model only)
(9) Audio related items
(9-2) Sampling frequency: 44.1 kHz
(9-3) Sampling frequency: 48 kHz
(9-4) Sampling frequency: 96 kHz
(9-5) Audio digital output
(9-6) Audio digital mute
(9-7) MPEG audio analog output
(9-8) Dual DAC (serial)
(9-9) Audio mute line
(9-10) CDDA Audio (MGA 16-bit→24-bit conversion)
(9-11) MGA - DCS selector switch check
(9-12) MGA - KARAOKE selector switch check
(10) AC-3 related items
(10-2) AC-3 decoder register
(10-3) AC-3 decoder Reset line
(10-4) AC-3 decoder download (serial)
(10-5) AC-3 decoder SRAM check
(10-6) AC-3 decoder test tone
(10-7) AC-3 audio output
(10-8) Analog gain switch check
(10-9) AC-3 DAC (serial)
(10-10) AC-3 to 2 ch (DCS path)
(11) KARAOKE related items
(11-2) KARAOKE DSP register
(11-3) KARAOKE DSP Reset line
(11-4) KARAOKE DSP (control)
(11-5) Sound effect IC
(11-6) KARAOKE to AC-3 output
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