Techcomp UV 2600 - Removal of Control Board and Lamp Power Supply Board; Removal Procedures of Pre-Amplifier

CHAPTER 4 MAINTENANCE
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4.5.3 Removal of Control Board and Lamp Power Supply Board
(1) Remove instrument cover.
(2) Pull out each pin of lamp power supply.
(3) Unscrew the screws of lamp power supply and take out lamp power supply.
(4) Unscrew the screw of main control board or lamp power supply board.
Take out the board.
(5) When installing them, pay attention to plug the pins correctly.
△Note
When replacing circuit board, do not bend the board forcibly.
4.5.4 Removal Procedures of Pre-amplifier
(1) Remove instrument cover.
(2) Unscrew the screw on the cover of pre-amplifier, and remove the cover of
pre-amplifier.
(3) Pull out each pin of pre-amplifier.
(4) Unscrew the screw of pre-amplifier. And take out pre-amplifier.
(5) Install pre-amplifier (pay attention to plug the pins correctly).
△Note
(1) When removing and installing reference photoelectricity convertor and
pre-amplifier, avoid touching the high-ohmic resistor by hand.
(2) Pull out and plug the signal cable with great care to avoid signal cable and
its pin broken.