MTR 221 ACS - MTR 221 ACS DHHS
MANUALE ISTRUZIONI / INSTRUCTION MANUAL
S
UBSTITUTIONS
113
Model R 221 ACS - R 221 ACS DHHS
MT
R
2
21
ACS
-
MTR
2
21
AC
S DHH
S - Substitutions
• The previous version LED is connected to the board via 2 cables (red and black), see
Fig.
Previous Version LED
below.
• The new LED is connected to the board via the connector, see
Fig. New Version LED
below
.
Replacing the Previous Version LED
To replace the previous version of LED, both components of the LED Substitution Kit (A and
B) must be used.
To substitute the LED, proceed as follows:
• Disconnect the collimator supply.
• Remove the cover, see Chapter -
C
OVER
R
EMOVAL
in the Instruction Manual for your spe-
cific model
.
• Remove the LED heat sink protection by unscrewing the 2 screws
C
, see
Fig. LED Substi-
tution
below.
• Prior to disconnecting the LED cables from the board, identify the cables and their position
on the terminal board, see Chapter
I
NSTALLATION
, paragraph
Wiring Diagram
in the
Instruction Manual for your specific model.
• Carefully remove the LED and the extension cable from their packaging.
• Make sure that the extension cable (
B
) is firmly connected to the LED (
A
), see
Fig. LED
kit.
• Adjust the length of the extension (
B
) cable by cutting the 2 cables (red/black).
• Connect both cables to the board.
• Remount the heat sink protection by tightening the two fixing screws (
C
), see
Fig. LED
Substitution
below.
• Remount the covers in reverse order, see Chapter
C
OVER
R
EMOVAL
.
• Verify the Light Field/X-Ray field correspondence, see Chapter
C
ALIBRATION
.
Fig. Previous Version LED
Fig. New Version LED
