YORKVILLE M1610 Service Manual page 73

M1194.PCB_DATABASE_HISTORY
MODEL(S):-
M810
# DATE VER# DESCRIPTION OF CHANGE
1 10 Jan, 2004 1.00 Rationalize wire refdes
2 24 Feb, 2004 1.00 Add speakon jacks to output section
3 10 Mar, 2004 1.00 Enlarge cutouts for 8841 nuts
4 1-APR-2004 1.10 PC#6674 Change R31A,B 15k-->22k (4979-->6118)
5 15-APR-2004 1.20 PC#6678 Chg. R5A,B 6k8->18k; R82A,B 5k6->3k3
6 R83A,B 56k->3k3; R80A,B, R81A,B 133k->100k
7 21-APR-2004 1.20 PC#6681 Modified route to let grn wire pass near power caps
8 6-MAY-2004 2.00 PC#6685 R80&R81(A,B) 100K->82K, ADDED D71, D72
9 JUN/17/2004 2.10 PC# 6707 Q12 (A+B) Q26 (A+B) TIP142 -> MJH11018
10 . . Q13 (A+B) , Q27 (A+B) TIP147 -> MJH11017
11 13 Sept, 2004 2.11 TC:PC#6763:Moved HS alignment hole to match HS
12 JAN-05-2005 4.00 PC#6808 R72,R73,R74,R75 FROM 10K0 1W TO 4K7 1W
13 . . D8 A/B 12V0 TO 8V2, D9A/B 14V0 TO 10V0, D10A/B 16V0 -
14 . . TO 12V0. ADD R112A/B, R113A/B (36K), D73A/B, D74A/B
15 . . D75A/B, D76A/B (BAV21). R45A/B, R46A/B 36K TO 30K
16 . . REMOVE D16,D17,R47,R48,R49, R50 (ALL A/B)
17 . . ADD JUMPERS X1 TO X12
18 . . PC#6794: AC CLEARANCE FIX
19 MAR-24-2005 5.00 FIXED MASK SPREAD TO 30MIL
20 APR-13-2005 5.10 CHANGE IRF3205 #6954 TO IRL2910 #6966
21 . . PLACE MICA UNDER MIDDLE TIER MOSFETS
22 JUN-29-2005 6.00 PC#6920:GT:R106A/B #6122 33K->#4868 36K, D56A/B
23 . . #6440 4V7/0W5->#6484 10V1W, C32&C33#5903 12000U/
DRILL & ROUTE HISTORY
MODEL(S):-
M810
# DATE VER# DESCRIPTION OF CHANGE
1 10-MAR-2004 V02 Enlarged routing for hex nuts
2 5-MAY-2004 V03 Added notch to routing to pass GRN wire from front
3 6-MAY-2004 V04 To match v2.00 changes
4 JAN-05-2005 V05 PC#6763 MOVE TOP LEFT HEATSINK LINE-UP HOLE
5 20 Apr,2005 5.11 Corrected 'BlankSize' field for clinch program
6 . . Corrected pad orientations on 4520, 5840 and 3722
7 2008/09/23 13 Solder updates, several PCs. New drill and route.
8 D V N
9 D V N
10 D V N
11 D V N
12 D V N
13 D V N
SEE LAYOUT DIAGRAM
# DATE
24 .
25 .
26 .
27 .
28 .
29 19-JUN-2006 7.00
30 .
31 2008/09/23
32 .
33 .
34 .
35 .
36 26-FEB-2008 .
37 .
38 2009/09/24
39 03-FEB-2010 .
40 05-FEB-2010 10.00 PC7983: Enlarge D2,D3,D4 span to .550
41 D
42 D
43 D
44 D
45 D
46 D
47 D
48 D
49 D
50 D
MODEL(S):-
# PC#
1 PC
2 PC
3 PC
4 PC
5 PC
6 PC
*PLACE IMPLEMENTED CHANGES INTO BOARD HISTORY
VER# DESCRIPTION OF CHANGE
. 35V AND C36&C37#58964700/80V->#5898 8200U/50V
. UPDATED BIAS NOTE TO READ 11mV, R45A/B&R46A/B
. #4890 30K->#4833 27K, R112A/B&R113A/B #4868 36K->
. #4853 39K, C25A/B #5224 47N/100V->#5212 100N/63V,
. R79A/B #6127 470K->#6126 220K, SWAPPED W8 AND W35
AH, PC#6983, WIDEN TRACE BETWEEN C32 AND C37
. PC#7091, ENLARGE HOLE SIZE FOR #3522
8.00 Complete force update of pcb. Moved Q7a,b closer to xtrs.
. Solder updates. Thickened traces to R74, R75. Added
. NO RTV note to 5watt resistors. Added breaks near caps
. and jacks - PC##7349. Flipped xtr spring screws
. - PC#7624 and added fan connecter - PC#7628.
PC7706, CHANGE #6779 WITH #6805 NPN AND CHANGE
. #6802 WITH #6812 PNP
9.00 PCs 7875, 7876 - Ribbon cable change - XTR screws flipped.
PC7942,PC7980: Update 4xTO220-MTG, 2xTO218-MTG GG
V N
V N
V N
V N
V N
V N
V N
V N
V N
V N
M1194 PENDING CHANGES
M810
PENDING CHANGE
X
X
X
X
X
X
GG