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FIGURE 1: QIF-2011 INTERFACE CONTROLS AND INDICATORS ( Note: On early boards ,
QM and VT terminals were identified as QP and VO and first hi-voltage input belonged to zone 3
instead of zone2)
Terminal identification table
Terminal
SH (beside R1)
R1
H1
M1
C1
Audio signal shield connection
External signal #1 audio return
External signal #1 audio positive. Connect H1 and R1 to external
signal source with highest priority.
External signal #1 control input return
External signal #1 control input positive. M1 and C1 typically
Function
LT-6041 Rev 3
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