Yorkville Sound YS1085 Musical Instrument Amplifier User Manual


 
6pin
CONNECTOR
NUT WITH ONE SIDE CHAMFER
KEYED WASHER
CHASSIS
FRONT PLATE
NUT WITH DOUBLE SIDE CHAMFER
Z1295 SWITCH WASHER
2x 6549 SPDT SWITCH
SEE LAYOUT DIAGRAM
INSIDE TEETH WASHER
THIS TRIMMED CORNER OF
Z1295 SHOULD BE ORIENTED
CLOSE TO LABELED TABS
ASSEMBLY OF 6549 SPDT AND 6559 DPDT
WITH Z1295 AND NUTS AND WASHERS
M1420 PRODUCTION NOTES
1. RTV MUST BE ADDED TO THE FOLLOWING CAPS:
C1, C22, BETWEEN C13-C14, C15-C16
2. C18 IS 22N FOR BOTH NORTH AMERICA AND CE
3. KEYWAY OF S1 AND S5 MUST FACE ARROW ON SILKSCREEN
4. HARDWARE FOR 6549 & 6559 MUST BE ASSEMBLED IN ORDER
INDICATED IN ASSEMBLY DRAWING
FUNCTION KNOBREF
MODEL(S):-
PART#
R
R
R
R
R
R
R
R
F
F
F
F
F
F
F
F
P
P
P
P
P
P
P
P
N
N
N
N
N
N
N
N
N
N
N
N
K
K
K
K
K
K
K
K
{NEW}
DARK HORSE
M1420
P4
P5
P6
P7
Treble
Bass
Gain
Volume
4424
4424
4425
4425 8430
8431
8431
8431
12
9
6
3
#
13
11
10
5
4
8
7
2
1
DATE
MODEL(S):-
VER# DESCRIPTION OF CHANGE
D
D
V
V
N
N
D
D
D
D
V
V
V
V
N
N
N
N
DARK HORSE
M1420
DEC 09 v100p3Value Changes, Repl Middle score w. Route
v100 Replaced PURE switch with DPDT ON-ON-ON, used
. . stereo pots in tone stack for switchable placement
Feb 2010
04-MAR-2010 2V00 PC8031: Remove W10 green GND wire GG
09-MAR-2010 . PC8034: Change #2335 to #3865. Add test nodes GG
03-JUN-2010 V03P0 Added connectors to transformers GG
09-JUL-2010 V03 Added alternate patern for #5973 GG
*USE UNPOLISHED NUT. SEND
THE REST OF THE HARDWARE
TO WIRING.