Alesis GA0, Service Manual

Page: 18 / 55

parts name and NO parts name and NO
R28 Resistor 1/4W,220 ohm,+/-5%,Horizontal
R28 Resistor
parts name and NO parts name and NO
R28 Resistor R28 Resistor
Modify the value of R28 Resistor in amp panel.
DATE：RD03091603
MODEL NO：GA2
The important change：
Remark
（
ECN
）
Implement：
To change from the 1st production.
。
1/8W,5.1K ohm,+/-5%,horizontal RR0151010210 1/8W,20K ohm,+/-5%,horizontal RR0120020210
description P/N description P/N
The content of changes：
before change after change
The reason of changes：
Increase the gain of the unit.
（
ECN
）
DATE：RD03091602
MODEL NO：GA1
The important change：
Modify the value of R28 Resistor in amp panel.
Remark
（
ECN
）
DATE：RD03091601
Implement：
To change from the 1st production.
。
RR0139010210 1/8W,16K ohm,+/-5%,horizontal RR0116020210
description P/N description P/N
The content of changes：
before change after change
The reason of changes：
Increase the gain of the unit.
MODEL NO：GA0
The important change：
Modify the value of R28 Resistor in amp panel.