YORKVILLE Elite Series, Service Manual, Page: 19 / 43

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Design Information And History
Section:
Product(s):
History.SchDoc
X8024 2 3
Sheet Of PCB#: Rev#:
Modified:
V02
File:
2018-01-31
ES12P/ES15P/ES18P/ES21P/PSA1S/PSA2S
EML Rev#:
01
Tmp Rev:
V028
CHANGE HISTORY POTENTIOMETERS AND KNOBS
PINOUT DIAGRAMS
DESIGN HISTORY AND INFORMATION
THIS SHEET CONTAINS A CHANGE HISTORY LOG, A LIST OF THE POTS & KNOBS AND A LEADS & PINS REFERENCE SECTION.
V01 RELEASED FOR PRODUCTION
REMOVE SIL PADS YS# 3797 AND CHANGE SCREW 8741 TO 8871
Changed R225 and R249 from 22R(YS#7930) to 10R (YS#7852)
Changed D203A and D206A from BAT54 (YS#7944) to BAT750 (YS#9106)
Change R219 from 470R (YS#7856) to 475R (YS#7673)
Change R264 from 1K62 (YS#8137) to 1K4 (YS#9107)
Add 12K1 0603 resistor (YS#7761) between pin 3 and pin 4 of U201
For M1693 PCB Only:
Change Q203A and Q205A from IRGP50B60PDPbF (YS#2385) to
IRGP50B60PD1PbF (YS#2496)
For M1692 PCB Only:
Change Q203A and Q205A from IRGP50B60PDPbF (YS#2385) to
IRGP50B60PD1PbF (YS#2496)
V01
V01
V01
27-OCT-2016
13
10
7
4
1
9
11
12
8
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2
3
5
6
VER# DATE DESCRIPTION OF CHANGE
07-JUL-2017
2-NOV-2017
10-NOV-2017
PC#
9077
9114
9134
9114 V02 Add two 150pF 100V capacitors (YS#5982) between PS_GND and pin 1 and pin 4 of W402
Change C309 connection from before L300 to after L300
Added M1690(ES21P) and M1691(ES12P) to board
Added 5 test points for Test & Repair
V02 Released
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V02
V02
V02
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26-NOV-2017
13
10
7
4
1
9
11
12
8
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2
3
5
6
VER# DATE DESCRIPTION OF CHANGE
20-DEC-2017
18-DEC-2017
22-DEC-2017
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4
1
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11
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2
3
5
6
VER# DATE DESCRIPTION OF CHANGE
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PC#
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REF POT# FUNCTION KNOB#
POTENTIOMETERS AND KNOBS
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STYLE
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I G O
NJM7815
I O G
NJM7915
TO-247AC
D S
IRGP35B60PDPBF
G
CASES AND PINS
6
4
2
DT
7
5
3
1 IN
9
LO NC
11
VS
13
SD VB
10
12
14
NC
NC
8
VSS
COM
VCC
HO
NC
#6686
IRS21844S
#2496 #2307 #6856 #6857
IRGP50B60PDPBF