Sharp Xv Z90u Projector User Manual

E-50
Maintenance &
Troubleshooting
Troubleshooting
Check
•Projector power cord is not plugged into the wall outlet.
•Selected input is wrong. (See page 24.)
•Cables incorrectly connected to back panel of the projector. (See pages 12–15.)
•“Contrast” and “Bright” adjustments are set to minimum position. (See page 43.)
•Picture adjustments are not correct. (See page 43.)
•Adjust the focus. (See page 16.)
•Projection distance is too long or too short to allow for proper focus. (See pages 21 and 22.)
•OSD...

E-51
Appendix
Connecting Pin Assignments
RS-232C Port: 9-pin D-sub male connector of the DIN-D-sub RS-232C cable
Pin No. Signal Name I/O Reference
1 Not connected
2 RD Receive Data Input Connected to internal circuit
3 SD Send Data Output Connected to internal circuit
4 Reserved Connected to internal circuit
5 SG Signal Ground Connected to internal circuit
6 Reserved Connected to internal circuit
7 Reserved Connected to internal circuit
8 Reserved Connected to internal circuit
9 Not connected
DVI-I...

E-52
Appendix
(RS-232C) Specifications and Command Settings
PC control
A computer can be used to control the projector by connecting an RS-232C cable (null modem, cross type,
commercially available) to the projector. (See page 14 for connection.)
Communication conditions
Set the serial port settings of the computer to match those of the table on the next page.
Signal format: Conforms to RS-232C standard.
Baud rate: 9,600 bps
Data length: 8 bits
Parity bit: NON
Stop bit: 1 bit
Flow control: None
Basic...

E-53
Appendix
(RS-232C) Specifications and Command Settings
•If an underbar (_)  appears in the parameter column, enter a space.
CONTROL CONTENTS
POWER ON
POWER OFF
INPUT 1 (COMPONENT 1)
INPUT 2 (COMPONENT 2)
INPUT 3 (S-VIDEO)
INPUT 4 (VIDEO)
DIGITAL MODEOK OR ERR
OK OR ERR
OK OR ERR
OK OR ERR
OK OR ERR
OK OR ERR
OK OR ERR P
P
I
I
I
I
IO
O
V
V
V
V
VW
W
E
E
E
E
ER
R
D
D
D
D
D_
_
_
_
_
_
__
_
_
_
_
_
__
_
_
_
_
_
_1
0
1
2
3
4
5
BUTTONS & REMOTE CONTROL KEY
COMMANDPARAMETERRETURN...

E-54
Appendix
Computer Compatibility Chart
Horizontal Frequency: 15–70 kHz
Vertical Frequency: 43–75 Hz
Pixel Clock: 12–110 MHz
Compatible with sync on green
XGA compatible in intelligent compression
•This projector may not be able to display images from notebook computers in simultaneous (CRT/LCD) mode. Should this
occur, turn off the LCD display on the notebook computer and output the display data in “CRT only” mode. Details on how
to change display modes can be found in your notebook computer’s...

E-55
Appendix
12 
7/8 (327)
6 9/16 (153.8)
4 5/8 (118)
14 1/2 (368)
Dimensions
Units: inches (mm)
Front View
Bottom View
Side ViewTop ViewSide View
Rear View
XVZ90U(E)#p51_60.p6502.8.20, 8:00 PM 55 

E-56
Appendix
Specifications
Product type
Model
Video system
Display method
DLP panel
Lens
Projection lamp
Video input signal
S-video input signal
Component input signal
(INPUT 1)
Component input signal
(INPUT 2)
Component RGB input signal
(INPUT 2)
Horizontal resolution
RGB input signal
Pixel clock
Vertical frequency
Horizontal frequency
Computer control signal
Rated voltage
Input current
Rated frequency
Power consumption
Heat dissipation
Operating temperature
Storage temperature
Cabinet
I/R carrier...

E-57
Appendix
Glossary
Aspect ratioWidth and height ratio of an image. The normal aspect ratio of a computer and video image is 4 : 3. There are also wide images with an aspect ratio of 16 : 9
and 21 : 9.
Auto SyncOptimizes projected computer images by automatically adjusting certain characteristics.
BackgroundInitial setting image projected when no signal is being input.
ClockClock adjustment is used to adjust vertical noise when clock level is incorrect.
CLR Temp (Color temperature)Function that can be...

E-58
Appendix
Index
A
AC socket .......................................................................... 12
ADJUSTMENT buttons ...................................................... 26
Adjusting the Picture ......................................................... 29
Aspect ratio ....................................................................... 24
Automatic power shutoff function ..................................... 41
Auto sync adjustment ..........................................................

E-59
Appendix
CONSUMER LIMITED WARRANTY
SHARP ELECTRONICS CORPORATION warrants to the first consumer purchaser that this Sharp brand product (the “Product”), when
shipped in its original container, will be free from defective workmanship and materials, and agrees that it will, at its option, either repair
the defect or replace the defective Product or part thereof with a new or remanufactured equivalent at no charge to the purchaser for
parts or labor for the period(s) set forth below.
This warranty does...