Philips DVD763SA/001 Service Manual page 17

EN 32 5. DVD763SA
Table 5-1 Basic diagnostic nuclei
Ref. # Reference Name
1 BasicSpAcc
2a BasicInterconDram
2b BasicInterconSdram Data and address bus
3 BasicDramWrR
4 BasicSdramWrR
Table 5-2 Processor and peripherals
Ref. # Reference Name
6 PapChksFl
7a PapUclkAclkCdda
7b PapUclkAclkDvd
7c PapUclkAclkDvd96 uClock A_CLK in DVD
10 PapFlashWrAcc
11 PapI2cNvram
12 PapI2cDisp
13 PapS2bEcho
14 PapS2bPass
15 PapNvramWrR
62 PapChksSum
Table 5-3 Components
Ref. # Reference Name
16 CompSdramWrR
Table 5-4 Audio
Ref. # Reference Name
19a AudioMuteOn
19b AudioMuteOff
20a AudioPinkNoiseOn
20b AudioPinkNoiseOff
20c AudioBeepToneOn
21a AudioSineOn
21b AudioSineBurst
56a AudioLfePortHigh
56b AudioLfePortLow
65 DAC_I2C
66a DAC_I2CEnable
66b DAC_I2CDisable
67a DAC_ClockInternal
67b DAC_ClockExternal
Diagnostic Software, Trouble Shooting and Test Instructions
Remark
Serial port Access test/
initialization
Data and address bus
Interconnection (only for
development)
interconnection
DRAM Write Read (only for
development)
SDRAM Write Read
Remark
Checksum FLASH
uClock A_CLK in CD-DA
mode
uClock A_CLK in DVD mode
(96kHz) mode
FLASH Write Access (only for
development)
I2C NVRAM access
I2C Display PWB
S2B Echo
S2B Pass-through
NVRAM Write Read
Show checksums stored in
flash
Remark
SDRAM Write Read
Remark
Audio Mute On
Audio Mute Off
Audio Pinknoise On
Audio Pinknoise (or beep
tone) Off
Audio Beep Tone On
Audio Sine signal On/Off
Audio Sine signal Burst
Set the LFE_SEL port to
HIGH
Set the LFE_SEL port to
LOW
Resets DAC and check
I2C communication with
DAC
Enable I2C communica-
tion to AV board
Disable I2C communica-
tion to AV board
Uses internal clock from
monoboard for DAC
(256fs)
Uses external clock for
DAC (384fs)
Ref. # Reference Name
68a DAC_AudioPreMuteOn
68b DAC_AudioPreMuteOff
69a DAC_CenterOn
69b DAC_CenterOff
79 DAC_Reset
80a DAC_ModeCDDA
80b DAC_ModeDVD48
80c DAC_ModeDVD96
80d DAC_ModeDSD
81a DAC_LowPowerStandby
On
81b DAC_LowPowerStandby
Off
82a DAC_UpsamplingFreq19
2k
82b DAC_UpsamplingFreq96
k
82c DAC_UpsamplingOn
82d DAC_UpsamplingOff
Remark
Enable Audio Pre-mute
pin
Disable Audio Pre-mute
pin
Enable Center on pin
Disable Center on pin
Resets DAC
Sets DAC to CDDA
mode
Sets DAC to DVD mode
(48kHz)
Sets DAC to DVD mode
(96kHz)
Sets DAC to DSD mode
Enable Low Power
Standby
Disable Low Power
Standby
Sets Upsampling fre-
quency to 192kHz
Sets Upsampling fre-
quency to 96kHz
Enable upsampling
Disable upsampling