SS-US501/SW-US501/UZ-US501
22
22
5-14. PRINTED WIRING BOARD – SUB Board (Except US model) –
:Uses unleaded solder.
5-15. SCHEMATIC DIAGRAM – SUB Board (Except US model) –
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
JW901
JW903
JW902
C994
CN990
RY992
RY991
C992
C991
CN991
IC991
Q992
Q991
C993
CNP992
R996
R995
D996
D993
D992
D994
D995
D991
R993
R991
R992
R994
E
E
SUB BOARD
1-860-897-
11
T902
SUB POWER
TRANSFORMER
(11)
1
1
3
4
E
AMP BOARD
CN451
2
1
1
2
D
AMP BOARD
CN902
(AC IN)
1
2
3
4
5
6
A
B
C
D
E
F
CN991
CN990
C992
D991
R995
R996
D996
T902
RY991
RY992
D992
D993
D995
D994
C991
C993
Q991
Q992
R994
R991
C994
CNP992
R993
R992
IC991
2P
2P
0.01
250V
1SS355
100
100
1SS355
1SR154-400
1SR154-400
1SR154-400
1SR154-400
0.01
250V
2200
16V
KTC3198GR
KTC3198GR
100k
10k
100
10V
4P
10k
100k
S-81256PG-Z
NEUTRAL
LIVE
NEUTRAL
LIVE
SUB.GND
RELAY ON
+5.6V
(AC IN)
SUB POWER
TRANSFORMER
+5.6V REGULATOR
RELAY DRIVE
I
G
O
RELAY DRIVE
(Page 20)
(Page 20)
D991
B-1
D992
D-6
D993
D-6
D994
E-6
D995
D-6
D996
B-3
IC991
B-5
Q991
B-2
Q992
B-2
• Semiconductor
Location
Ref. No.
Location
(Page 21)
(Page 21)