
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK
DO NOT REMOVE COVER (OR BACK)
NO USER-SERVICEABLE PARTS INSIDE
REFER SERVICING TO QUALIFIED SERVICE PERSONNEL
The lightning flash with arrowhead symbol
within an equilateral triangle is intended to alert
the user to the presence of uninsulated
"dangerous voltage" within the product's
enclosure, that may be of sufficient magnitude
to constitute a risk of electric shock to persons.
The exclamation point within an equilateral
triangle is intended to alert the user of the
presence of important operating and main-
tenance (servicing) instructions in the literature
accompanying the appliance.
Introduction ............................................................1
Unpacking and Paperwork .....................................1
Features and Specifications
pm125.................................................................2
pm420.................................................................4
Controls and Functions...........................................6
Installation
Location and
General Precautions............................................8
Mechanical Considerations ................................8
Rear Support for
Road Applications ..............................................8
Thermal Considerations......................................8
AC Power Considerations..................................9
Magnetic Leakage
Considerations....................................................9
Installation (continued)
Input Wiring........................................................9
Input Sensitivity................................................10
Output Wiring...................................................10
Polarity..............................................................10
Dual Mono........................................................10
Bridged Mono...................................................11
Parallel Mono ...................................................11
Clipping Eliminator..........................................11
Operating Tips
Using the pm125/pm420..................................12
Servicing Instructions...........................................13
In Case of Difficulty.............................................14
Care and Service Assistance.................................15
Warranty Information ...........................................16
Safety Information
Table Of Contents
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