Dsp Check; Tx Test Ch; Tx Test; T1 Check - Loewe INDIVIDUAL SOUND PROJECTOR Service Manual

14. DSP CHECK

Tx Test Ch

Have the sound produced from each driver to check its
condition and installation position.
Use the "ENTER" and "RETURN" keys of the remote
control for selection.
W01
• T01–T40 Tweeter
• W01–W02 Woofer
• ALL Sound is output from all drivers
• – – – OFF

Tx Test

Select the sound to be produced in ONE SP TEST.
Use the "ENTER " and "RETURN" keys of the remote
control for switching.
• NOISE The noise is output.
• SOURCE The external input is output.

T1 CHECK

Execute self-diagnosis of DSP IC (P.C.B. DSP IC5)
Use the "ENTER" key of the remote control for execution.
Display
Not Checked
Wait
No Error
Err-DSP
Err-SRAM
Err-FLASH
Err-Unknown
reserved
T2 CHECK
Execute self-diagnosis of DSP IC (P.C.B. DSP IC12)
Use the "ENTER" key of the remote control for execution.
Display
Not Checked
Wait
No Error
Err-DSP
Err-SRAM
Err-FLASH
Err-Unknown
reserved
T15 T14 T13 T12 T11 T10 T09 T08 T07
T29 T28 T27 T26 T25 T24 T23 T22 T21
T40 T39 T38 T37 T36 T35 T34 T33 T32
Self-diagnosis not executed
Self-diagnosis being executed
No error detected
Error of DSP operation detected / DSP
Error of I/F with SRAM detected / SRAM
Error of IF with FLASH ROM detected / FLASH ROM
Error other than above detected
Function not applicable
Self-diagnosis not executed
Self-diagnosis being executed
No error detected
Error of DSP operation detected / DSP
Error of I/F with SRAM detected / SRAM
Error of IF with FLASH ROM detected / FLASH ROM
Error other than above detected
Function not applicable
14. DSP CHECK
Tx Test Ch
T06 T05 T04 T03 T02 T01
T20 T19 T18 T17 T16
T31 T30
Tx Test
T1 CHECK
Description /
T2 CHECK
Description
SP-1
W02
41