Hitachi CP-S830W - Page 20

CP-S830W
CP-S830E
6 - 2 Removing the PWB ass'y input terminal Video, the upper case, the PWB ass’y drive, the
PWB ass'y digital, the PWB ass’y input terminal RGB, the dichroic optics unit, the lens
prism unit, the DC fan (exhaust) and the DC fan (intake). (Fig.6-2)
(1) Removing the PWB ass'y input terminal video.
1. Remove a screw Bo.
2. Disconnect a connector for PWB ass’y signal from the PWB ass'y input terminal video.
(2) Removing the upper case.
1. Remove the PWB ass'y input terminal video.
(Refer to item 6-2 (1).)
Please remove carefully the upper case because the speaker connectors are short wire.
2. Remove 5 screws Bi and remove the upper case ass'y and disconnect the operation panel connector and 2
connectors for speaker from PWB ass’y drive.
(3) Removing the PWB ass'’y drive.
1. Remove the PWB ass'y input terminal video.
(Refer to item 6-2 (1).)
2. Remove the upper case.
(Refer to item 6-2 (2).)
3. Release the lock of the connector housing and disconnect the FPC of the LCD module ass'y.
4. Remove 4 screws B2 and disconnect 3 connectors for the DC fans and the power unit.
5. Remove PWB ass’y drive form PWB ass’y input terminal RGB.
(4) Removing the PWB ass’y digital.
1. Remove the PWB ass'y input terminal video.
(Refer to iter 6-2 (1).)
2. Remove the upper case.
(Refer to item 6-2 (2).)
3. Removing the PWB ass’y drive.
(Refer to item 6-2 (3).)
4. Remove 2 screws B3 and remove the PWB ass’y digital form PWB ass'y drive.
(5) Removing the PWB ass’y input terminal RGB.
1. Remove the PWB ass'y input terminal video.
(Refer to item 6-2 (1).)
2. Remove the upper case.
(Refer to itern 6-2 (2).)
3. Remove the PWB ass’y drive.
(Refer to item 6-2 (3).)
4. Remove a screw B4 and disconnect 3 connectors and remove the PWB ass’y input terminal RGB.
(6) Removing the dichroic optics unit.
1. Remove the PWB ass'’y input terminal video.
(Refer to item 6-2 (1).)
2. Remove the upper case.
(Refer to iter 6-2 (2).)
3. Remove the PWB ass'y drive.
(Refer to item 6-2 (8).)
4. Removing the PWB ass'y input terminal RGB.
(Refer to item 6-2 (4).)
5. Remove 3 screws B5 and disconnect a connector for DC fan (intake).
6. Remove 3 screws B6 and disconnect a connector for the lamp.
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