Yamaha YSP-1 Service Manual page 36

YSP-1
14. DSP VER
DSP
The version of Application Code is displayed.
CSC
The version of Core Start-Up Code is displayed.
MID
The version of SPID is displayed.
* SPID is the abbreviation for the Sound Projector
Module Initialization Data Format.
HYD
The condition of the amplifier IC is displayed.
* HYD is the abbreviation for the HYDRA, the code name
of the amp IC TAD108.
SPX
Not applied to this model.
ASC
The version of TAC8256 (DSP P.C.B. IC4) is displayed.
* ASC is the abbreviation for the ASIC, the code name of
the IC TAC8256.
VR1
Not applied to this model.
VR2
Not applied to this model.
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