Mercury MerCruiser MCM 454 Mag MPI Service Manual page 393

INSTRUMENTATION
NOTE: For different lighting effects, colored sleeves are available through the Quicksilver
Accessories and can be assembled to the bulb.
Ignition Switch Lighting Circuit Position
Separate Instrumentation Lighting Circuit Position
Index
Page 4D-4
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a
a - Positive (+) 12 Volt Power Supply From Ignition Switch
b
a
a - Positive (+) 12 Volt Power Supply From Ignition
b - Positive (+) 12 Volt Power Supply From Separate Instrumentation Lighting
Circuit
SERVICE MANUAL NUMBER 23
72968
72969
90-861326--1 MARCH 1999