Akira CT-21FEP1

Micom      8821CPNG4RJ1
Memory     24C16

 .    AVEST 5403, Akira CT-21FGS1.      . 

1.         0 ,         VOL-,     DISPLAY (     S- ). 
2.       VOL-,     DISPLAY.        VOL-      DISPLAY (        D -  ).