Sony PWS-4400 (SY) Service Manual page 19

MEC-40 Board
S550
F E
Note
Do not change the settings of the switches described as "Factory use".
Ref. No. (Address) Bit
S300 (B-2) 1-4
S550 (E-5) 1-4
S800 (B-4) 1-4
PWS-4400
D C
Description
Factory use
Factory use
Factory use
S800
S300
B A
MEC-40 board (Side A)
Factory Setting
OFF (ALL)
OFF (ALL)
OFF (ALL)
5
4
3
2
1
1-9