Location of internal jumpers, etc, Factory default jumper settings – Cloud Electronics MPA60 User Manual
Page 13

MPA Series User Manual v1.2
13
Location of internal jumpers, etc.
FAN
J1
J5A &
J5B
J6
J8
J10
(below ribbon cable)
J14
BOSE EQ
CARD SOCKET
REAR OF AMPLIFIER
MPA SERIES: MAIN PCB.
TOP VIEW. ONLY PRIMARY
COMPONENTS SHOWN.
J2
J3
J4
J11
J12
(under sub-board)
J13
J9
J7
NOT TO SCALE
CON8
CHIME
VOLUME CONTROL
fig.7: Internal jumpers
Factory Default Jumper Settings
Jumper
Function
Default Setting
J1
Mic 1 access triggers chime
OFF
J2
65 Hz high pass filter frequency
ON
J3
EQ card socket bypass
ON
J4
Front panel source select switch disable
SW
J5 (A & B)
Line input 6 priority
OFF
J6
Mic over music priority (VOX function)
ON
J7
Line 6 priority release time 3, 6 or 12 seconds
3S
J8
Mic 1 priority over Mics 2, 3 & 4
OFF
J9
Mic 1 phantom power
OFF
J10
Mic 2 phantom power
OFF
J11
Mic 3 phantom power
OFF
J12
Mic 4 phantom power
OFF
J13
Mic 1 Access Input bypass
ON
J14
Music Mute NO or NC
NO