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DRX-1
Error
Nr Error String
90920
"Error: audio data in host memory and VSM
mem-ory differ"
90921
"Error: audio data in host memory contains
wrong frequency: frequency Hz"
90922
"Error: audio data in host memory contains si-
lence!"
90923
"There is no correct audio frame in the buffer"
90924
"The audio frame has an illegal version bit"
90925
"The audio frame has an illegal bitrate-index"
90926
"The audio frame has an illegal sampling rate"
90927
"The CRC of the audio frame is wrong"
90928
"The audio frame is not MPEG-I layer II !"
90929
"Error cannot de-mute DAC on analogue
board"
140000 ""
140001 "I2C to Clock failed"" or ""I2C initialisation
failed"
140100 ""
140101 "I2C to Clock failed"" or ""I2C initialisation
failed"
141200 ""
141201 "Progressive Scan Board I2C bus busy"
141211 "Progressive Scan Board I2C FLI2200 bus
busy"
141212 "Progressive Scan Board I2C FLI2200 read
access time-out"
141213 "Progressive Scan Board I2C FLI2200 no read
ac-knowledge"
141214 "Progressive Scan Board I2C FLI2200 read
failed"
141215 "Progressive Scan Board I2C FLI2200 write
ac-cess time-out"
141216 "Progressive Scan Board I2C FLI2200 no
write ac-knowledge"
141217 "Progressive Scan Board I2C FLI2200 write
failed"
141218 "Progressive Scan Board I2C FLI2200 failed"
141221 "Progressive Scan Board I2C AD7196 bus
busy"
141222 "Progressive Scan Board I2C AD7196 read
access time-out"
141223 "Progressive Scan Board I2C AD7196 no read
ac-knowledge"
141224 "Progressive Scan Board I2C AD7196 read
failed"
141225 "Progressive Scan Board I2C AD7196 write
ac-cess time-out"
141226 "Progressive Scan Board I2C AD7196 no
write ac-knowledge"
141227 "Progressive Scan Board I2C AD7196 write
failed"
141228 "Progressive Scan Board I2C AD7196 failed"
141300 ""
36
Error
Nr Error String
141301 "Progressive Scan Route Enable failed"
141302 "Generating test image in Hostdecoder failed"
141400 ""
141401 "Progressive Scan Route Disable failed"
141402 "Turning off test image in Hostdecoder failed"
141500 ""
141501 "Progressive Scan Board I2C failed"
141600 ""
141601 "Progressive Scan Board I2C failed"
5. Loop tests
The following loops can be distinguished:
• Loops performed on the digital board only
• User Dealer loops performed on the digital and
analogue board
• System loops performed via an external connection:
outputs are looped back to the inputs.
5.1 Nucleus 900: Digital Audio Loop
This nucleus tests the audio path through the digital board
NUCLEUS 900: AUDIO LOOP DIGITAL
ANALOGUE BOARD
DIGITAL BOARD
7500
VIP
VIP_ICLK: 27MHz
7403
EMPRESS
GND
Fig. 9
7200
STI 5508
7100
VSM
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