Yamaha DSP-AX2 Service Manual download pdf (Page 10)

DSP-AX2

1.DSP THR 8.RS232C

2.HP ROUTE 9.PRESET

3.RAM THR 10.AD DATA

4.PRO LOGIC 11.STATUS

5.SP SET 12.DSP RAM

6.DISP CHECK 13.VER SUM

7.MANL TEST

DIAGNOSTIC MENU

● Display at the start of DIAG

The diagnostic menu appears on the monitor screen. (It remains on display until it is canceled.)

On the FL display of the main unit, an opening message (including the version, checksum and the

history of protection function) appears for a few seconds followed by the diagnostic menu display of 1

DSP THROUGH: ANALOG BYPS.

Version (1 alphabet)

Opening message

Version

(Fully indicated)

NO PROTECT X

XXXXXXXX A:XXXX

Checksum

(4 figures consisting of

alphabets and numbers

DIAG menu display

1. DSP THROUGH

ANALOG BYPS

When there is no history

of protection function (*1)

(*1) If the history of the protection function has been recorded, the type of the protection function and

the voltage value recorded last are displayed.

Checksum (4 figures consisting of alphabets and numbers)

The checksum is obtained by adding 4M bits per 16bits of the entire program code and expressing the result as

a 4-figure hexadecimal data. (0xffff is added for the area where no code has been entered and for the area other

than ROM code.)

After a few

secounds

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 88 89

No comments

Yamaha DSP-AX2 Service Manual Page 10