CP-S335(C9SM)/CP-X340, PJ552 (C9X)/CP-X345, PJ562 (C9XM)
4-9 AIR-FLOW-SENS adjustment
When the PWB assembly MAIN is replaced, perform this adjustment after completing reassembling the pro-
jector.
1. Set the item WHISPER to NORMAL, then warm up for 5 minutes or more.
2. Open HIDDEN SERVICE MENU with the following procedure and choose AIR-FLOW-SENS by using
[1] button.
How to open HIDDEN SERVICE menu
By the control panelBy the remote control transmitter
1. Display the Advance menu by 1. Display the Advance menu by
the MENU button. (If EASY the MENU button. (If EASY
HIDDEN SERVICEMENU appears, choose Go to MENU appears, choose Go to
FILTER TIME ONAdvance menu to display Advance menu to display
MUTE COLOR BLACKADVANCE MENU.)ADVANCE MENU.)
2. Select the OPTION on the 2. Select the OPTION on the menu. AIR-FLOW-SENS
menu.3. Press the MAGNIFY OFF
3. Continue press the button [ ] button. SOFT RESET
Å¢ rst, then press the button [ ] Next hold the MAGNIFY OFF
together with INPUT and hold button for 3 seconds.
for 3 seconds.
3. Pressing the [o] button displays the adjustment window. Use the [2] button to select EXECUTE. The
automatic adjustment program runs.
4. After the message of END is displayed in the window, read the given offset value and make sure that it is
in the range; 120 offset: 170.
AIR-FLOW-SENSAIR-FLOW-SENS
offset:127offset:139
END
EXECUTEEXECUTE
CANCELCANCEL
<<NORMAL>><<NORMAL>>
5. Next, select <<NORMAL>> using [1] button. Pressing [�] / [o] button changes to <<WHISPER>>. Wait
for 30 seconds or more before following operations.
6. Perform the same operations as the steps 2 and 3 above.
7. After the message of END is displayed, read the given offset value and make sure that it is in the range;
90 Offset: 150
8. If both or either of offset values are out of the specified ranges, make sure the below conditions. Then
retry the same adjustments.
1) The air filter is not choke up with dust.
2) No lose connection of connector E301 and E302.
9. If the adjustments failed after treatment, replace either of next parts.
1) PWB assembly MAIN
2) DC FAN (panel)
3) Thermal sensor (inside)
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ACEC
