Read Sharp XG-MB67X (serv.man7) Service Manual online
XG-MB67X
5 – 1
XG-MB67X
Service Manual
CHAPTER 5.
RESETTING THE TOTAL LAMP TIMER
[1] Resetting the total lamp timer
When replacing the lamp, reset the total lamp timer in the procedure below.
The RS-232C command also enables the lamp timer to reset.
However, transmission is possible only when the set is in the stand-by mode.
Lamp
• It is recommended that the lamp (sold separately) be replaced when the remaining lamp life becomes 5% or less, or when you notice a significant
deterioration in the picture and color quality. The lamp life (percentage) can be checked with the on-screen display.
• Purchase a replacement lamp of type AN-XR20LP from your place of purchase, nearest Sharp Authorized Projector Dealer or Service Center.
• The warning lights (power indicator, lamp indicator and temperature warning indicator) on the projector indicate problems inside the projector.
• If a problem occurs, either the temperature warning indicator or the lamp indicator will illuminate red, and the projector will enter standby mode.
After the projector has entered standby mode, follow the procedures given below.
Control
Command
Parameter
Return
Lamp Timer Reset
LPRE
0001
OK or ERR
XG-MB67X
5 – 2
• Keystone correction range expansion and vertical compression adjustment function
The variable range of the keystone can be expanded to over the user adjustable range by using the following RS-232C commands. In addition, the
vertical compression can be adjusted.
vertical compression can be adjusted.
Command description
Control
Command
Parameter
Return
Disabling function
BKLM
_0
OKorERR
Enabling function
BKLM
_1
OKorERR
Keystone correction range expansion (-200 - +200)
BKST
* * * *
OKorERR
Vertical compression adjustment (-300 - +300)
BKVO
* * * *
OKorERR
Display
