Sony PWS-4400 (SY) Service Manual page 20

SY-422A Board
A B C
1
2
3
4
5
6
7
8
9
10
Note
Do not change the settings of the switches described as "Factory use".
Ref. No. (Address) Bit
S601 (G-6) 1
2-6
7
8
S1501 (K-5) 1-6
7
8
S1601 (G-6) 1-4
S1703 (H-5) 1
2-8
PWS-4400
D E F
S1601
Description
Flash Write mode switch
Factory use
Software start-up data select 2
Software start-up data select 1
Factory use
Software start-up data select 2
Software start-up data select 1
Factory use
Configuration data selection
OFF: Activated with routinely-used settings.
ON: Activated with factory settings.
Factory use
G H J
S1703
S601
SY-422A board (Side A)
Factory Setting
ON
OFF (ALL)
ON
OFF
OFF (ALL)
ON
OFF
OFF (ALL)
OFF
OFF (ALL)
K L
S1501
1-10