MTR 221 ACS - MTR 221 ACS DHHS
MANUALE ISTRUZIONI / INSTRUCTION MANUAL
S
UBSTITUTIONS
117
Model R 221 ACS - R 221 ACS DHHS
MT
R
2
21
ACS
-
MTR
2
21
AC
S DHH
S - Substitutions
Substitution of the Electronic Board GC
009
• Disconnect Supply.
• Remove part of the cover to access
the component, see Chapter
- C
OVER
R
EMOVAL
.
• Remove the 4 screws holding the
electronic board. See
Fig. GC009
PCB.
• Identify the cables and their position
on the board, see Chapter
I
NSTALLA
-
TION
.
• Disconnect the cables from the elec-
tronic board.
• Install the new board by proceeding
in a reverse order; pay particular
attention to the connection of the
cables and connectors.
• Power up the collimator and make
sure that LED 2 is ON.
S
UBSTITUTION
OF
R
ETRACTABLE
T
APE
M
EASURE
• Disconnect power supply.
• Remove the parts of the cover to access the compo-
nent, see Chapter
C
OVER
R
EMOVAL
.
• Unscrew the two screws
A
, see
Fig. Retractable
Tape Measure.
• Carefully remove the retractable tape measure.
• Substitute with an identical item.
• Tighten the two screws
A
.
• Remount the cover.
Fig. Electronic Board GC009
Fig. Retractable Tape Measure
