YORKVILLE PSA1s Instructions De Service page 8

M1449 PCB HISTORY
MODEL(S):-
PSA1s
DATE VER# DESCRIPTION OF CHANGE
#
1 03-JUN-2011 V01 N
2 28-NOV-2011 V01 PC8329 - MARKED 'WOOFER SHUTDOWN' CIRCUIT
3 . . PARTS AS DNS. - ML
19-DEC-2011 V02 PC8358 - YS#4100 XLR changed to YS#4135. - ML
4
5 . . Changed R65/R67 from YS#6459 to YS#5124. - ML
6 . . Renamed R65/R67 to ZD65/ZD67. - ML
7 . . Changed R39/R40 from YS#6123 to YS#6116. - ML
8 . . PC8313 - C44 moved away from U9. - ML
9 . . Force updated large PSU caps with slots. - ML
10 07-MAY-2012 . PC8447 - Changed C43 from 5216 to 5212. - ML
12-JUL-2012 . PC8458 - Changed pot 4434 to 4459. - ML
11
12 D V N
13 D V N
1 D V N
2 D V N
3 D V N
4 D V N
5 D V N
6 D V N
7 D V N
8 D V N
9 D V N
10 D V N
11 D V N
12 D V N
13 D V N
1 D V N
2 D V N
3 D V N
4 D V N
5 D V N
6 D V N
7 D V N
8 D V N
9 D V N
10 D V N
11 D V N
12 D V N
13 D V N
E F G
M1449 Potlist
PSA1s
MODEL(S):-
REF FUNCTION PART#
P1 Level 4432
R F P
R F P
R F P
R F P
R F P
R F P
R F P
R F P
R F P
R F P
R F P
M1449.PCB_DATABASE_HISTORY
MODEL(S):-
PSA1s
# DATE VER#
1 D V
2 D V
3 D V
4 D V
5 D V
6 D V
MODEL(S):-
PSA1s
# PC# PENDING CHANGE
1 PC X
2 PC X
3 PC X
4 PC X
5 PC X
6 PC X
*PLACE IMPLEMENTED CHANGES INTO BOARD HISTORY
H I J
LEAD/PIN REFERENCE
KNOB {NEW}
8653 N
K N
K N
K N
K N
K N
K N
K N
K N
K N
K N
K N
6745_PC
DESCRIPTION OF CHANGE
N
N
N
N
N
N
M1449 PENDING CHANGES
K L
6882_PC
2N5401
2N5551
MPSA06
MPSA13
MPSA43
MPSA56
MPSA63
E B C
"STYLE_P32"
TO-92
Product
PSA1s
ECO
Date: Tue Jul 17, 2012
Filename: M1449V02SCH.sch2006
M N O
7
8
6804_PC
9
10
PCB# M1449 Sheet 3 of 3
11
Rev: V02 YsType: YSL
P Q