MACKIE DESIGNS INC.,16220 Wood-Red Road NE, Woodinville, WA 98072
Phone 800/258-6883, Service Fax 206/402-7833, General Fax 206/487-4337
7/11/97
To:
Mackie Designs Authorized Warranty Service Centers
Subject:
SR40•8 upgrade kit. (Prior to SN #AD14392)
Dear Service Centers,
Mackie Designs has recently created an upgrade kit for the SR40•8 Large
Format Mixer. We have created a Mixer Fixer for each upgrade.
On all SR 40•8 consoles that come in for service with serial number prior to
AD14392 the following updates must be done.
1.
Replace all five Mono Pod PCB’s. (Part #055-070-00)
2.
Replace the Master PCB. (Part #055-073-00)
3.
Update the EPROM to Ver. 1.3. (Part #080-022-00)
4.
Install Mixer Fixer SR 40•8 ULTRA MUTE Timing Error.
5.
Install Mixer Fixer SR 40•8 Solo Clock Noise.
6.
Install Mixer Fixer Control PCB Resistor.
7.
Install Mixer Fixer 5-Volt Filter Cap.
8.
Install Mixer Fixer SR40•8 Solo LED failure (SN #AD14976)
9.
Install Mixer Fixer SR 40•8 Clock Jumper.
10.
Install Mixer Fixer SR 40•8 Matrix Crosstalk
11.
Check the power supply for Mixer Fixer. (Power supply rectifier diode)
Sincerely,
Mackie Designs Inc.