Line 6 JM4 Looper User Manual

05/30/08 Page 3 of 6
LINE 6 CONFIDENTIAL
5. HEADERS
: H1 (21-20-0040) and H2 (21-20-0206), are to be mounted flush against the PCB.
Confirm that header H1 is installed correctly by ensuring that pin 1 on the header (indicated by arrow
on header) lines up with pin one on PCB silkscreen (indicated by the square pad). Also, be sure H2 is
installed on the BOTTOM side of PCB and is aligned with the silkscreen outline within +/-1 degree
of accuracy. See Photos.
ARROW
SQUARE
PAD
PIN ONE
SILKSCREEN ON
BOTTOM SIDE OF
PCB
CORRECTLY
SEATED

Line 6 JM4 Looper Specifications

General

Brand	Line 6
Model	JM4 Looper
Category	Music Equipment
Language	English