Epson Projector EH TW9300 User Manual
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Troubleshooting 100 Check Remedy Is 3D Format set correctly? Unless the 3D format of the AV device and 3D Format of the projector are the same, part of the image may not be displayed. Check that the projector's 3D Format setting matches the 3D format setting for the AV device. s Signal - 3D Setup - 3D For‐ mat p.78 When changing the 3D Format, set 3D Display to 3D, and then press the button. Are you viewing within the reception range? If the distance between the projector and the 3D Glasses exceed 10 m, the connection may be lost. Move the 3D Glasses closer to the projector. Has pairing been performed correctly? Perform pairing. s p.45 Are there any devices that cause radio wave interference in the vicinity?When using other devices at the same time with the frequency band (2.4 GHz) such as Bluetooth communication devices, wire- less LAN (IEEE802.11b/g), or microwave ovens, radio wave inter- ference may occur, the image may be interrupted, or communi- cation may not be possible. Do not use the projector near these devices. Problems with HDMI HDMI Link does not function Check Remedy Are you using a cable that meets the HDMI standards?Operations are not possible with cables that do not meet the HDMI standards. Does the connected device meet the HDMI CEC standards?If the connected device does not meet the HDMI CEC standards, it cannot be operated even if it is connected to the HDMI port. See the documentation and so on supplied with the connected device for more information. Also, press the button, and then check if the device is available under Device Connections. s p.64 Are the cables connected correctly? Check that all the cables required to use HDMI Link are securely connected. s p.63 Is the power for the amplifier or DVD recorder and so on turned on?Put each device in standby status. See the documentation and so on supplied with the connected device for more information. If you have connected a speaker and so on, set the connected equipment to PCM output. Was a new device connected, or was the con- nection changed?If the CEC function for a connected device needs to be set again, for example when a new device is connected or the connection is changed, you may need to restart the device. Are many multi-media players connected? Up to 3 multi-media players that meet the HDMI CEC standards can be connected at the same time.
Troubleshooting 101 The device name is not displayed under Device Connections Check Remedy Does the connected device meet the HDMI CEC standards?If the connected device does not meet the HDMI CEC standards, it is not displayed. See the documentation and so on supplied with the connected device for more information. Problems with WirelessHD (EH-TW9300W/EH-TW8300W only) Cannot project WirelessHD images Check Remedy Does the cable connecting the supplied Wire- lessHD Transmitter meet the HDMI stand- ards?If the cable does not meet the HDMI standards, operations are not possible. Is WirelessHD set to Off? When WirelessHD is set to Off from the Configuration menu, projection is not possible for WirelessHD input signals. Set Wire‐ lessHD to On, and then press the button. s Settings - WirelessHD - WirelessHD p.80 Are signals being received within the Wire- lessHD transmission range?Check the range within which the WirelessHD's transceiver can communicate, and view within that range. s p.59 Is the supplied WirelessHD Transmitter turned on?Check the power lamp on the WirelessHD Transmitter. If there is no power being supplied, make sure the connector for the AC adapter is securely connected, and then turn on the power switch. Is the WirelessHD indicator for the supplied WirelessHD Transmitter off?The WirelessHD cannot communicate with the projector. Check the range within which the WirelessHD's transceiver can com- municate, and setup within that range. Is the Link indicator for the supplied Wire- lessHD Transmitter off?No signal is output from the AV device connected to the Wire- l e s s H D T r a n s m i t t e r . C h e c k t h a t t h e c a b l e s f r o m t h e A V d e v i c e a n d the WirelessHD Transmitter are securely connected. Are the projector and the WirelessHD Trans- mitter facing the correct way?Setup the projector and the WirelessHD Transmitter so that they are facing each other. Interference, distortion, or interruption appear in WirelessHD Check Remedy Are signals being received within the Wire- lessHD transmission range?Check the range within which the WirelessHD's transceiver can communicate, and view within that range. s p.59 Are there any obstructions between the Wire- lessHD Transmitter and the projector?Because WirelessHD communicates using a tight beamed elec- tromagnetic wave, if there are any people or objects and so on obstructing the communication path, this could have an adverse affect on the image. Make sure that there are no obstacles be- tween the WirelessHD Transmitter and the projector within the WirelessHD transmission range. s p.59
Troubleshooting 102 Check Remedy Is the reception too low? If the transmissions are not strong enough, communication may be unstable. Check Video Reception as you set up the transmitter as it is sometimes possible to improve the strength of the transmission by moving the WirelessHD Transmitter or changing its direction. s Settings - WirelessHD - Video Reception p.80 Transmission strength may differ depending on the surround- ings, or they may be unstable. While checking Video Recep‐ tion, setup the transmitter in a location where the number dis- played remains steady. s Settings - WirelessHD - Video Re‐ ception p.80 Half of the image on the left or right stops projecting or the image is doubled up Check Remedy Is the reception too low? Check Video Reception as you set up the transmitter as it is sometimes possible to improve the strength of the transmission by moving the WirelessHD Transmitter or changing its direction. s Settings - WirelessHD - Video Reception p.80 Network problems Cannot access the network via wireless LAN Check Remedy Is Wireless LAN Power set to Off?Set Wireless LAN Power to On in the Configuration menu. If this is already set to On, set Wireless LAN Power to Off, and then set it to On again. s Network - Wireless LAN Power p.86 Is the passphrase correct? Note that the passphrase is case sensitive; upper case and lower case letters are treated as different characters. If you have for- gotten your passphrase, set a new one. s Network - Network Configuration - Security - Passphrase p.89 Have you checked the Event ID? Check the Event ID number and perform the following steps. s Info - Projector Info - Event ID p.90 s p.103 The image contains static during network projection Check Remedy Are there any obstacles between the access point and the connected device?Check for any obstacles between the access point, the mobile device, the computer, and the projector, and change their posi- tions to improve communication. Is the distance between the access point and the connected device too far?Make sure that the access point, the mobile device, the comput- er, and the projector are not too far apart. Move them closer to- gether and try to connect again.
Troubleshooting 103 Check Remedy Are there any Bluetooth devices or micro- wave oven in the vicinity?If the wireless connection is slow or your projected image con- tains noise, check for interference from other equipment, such as a Bluetooth device or microwave. Move the interfering device farther away or expand your wireless bandwidth. Are too many devices connected? Reduce the number of connected devices if the connection speed declines. About Event ID Check the event ID and perform the remedy given below. If you cannot resolve the problem, contact your local dealer or the nearest Epson repair center. s Epson Projector Contact List Event ID Cause Remedy 0022 0027 0028 0029 0030 0031 0035 0434 0481 0482 0485Network communication is unstable. Check the network communication status, and reconnect after waiting for a while. 0432 0435Failed to start the network software. Restart the projector. 0433 An image that was transferred cannot be re- produced.Restart the network software. 0484 Communications was cut off from the comput- er. 04FE The network software ended unexpectedly. Check the status of network communications. Wait for a while and then try connecting again. 0479 04FFA system error occurred in the projector. Restart the projector. 0891 The same SSID access point cannot be found. Set the computer, the access point, and the projector to the same SSID. 0892 WPA and WPA2 authentication type mismatch. Check the setting of wireless LAN security to see if it is correct. 0894 Communications was cut off because a con- nection was made to the wrong access point.Check with the network administrator and fol- low their instructions. 0898 Failed to acquire the DHCP. Check that the DHCP server is operating cor- rectly. Turn off DHCP if it is not being used. s Network - Network Configuration - Wire‐ less LAN - IP Settings - DHCP p.86
Troubleshooting 104 Event ID Cause Remedy 0020 0026 0032 0036 0037 0038 0899Other connection errors If restarting the projector or network software does not solve the problem, contact your local dealer or the nearest address provided in the Epson Projector Contact List. s Epson Projector Contact List
Maintenance 105 Maintenance Cleaning the Parts You should clean the projector if it becomes dirty or if the quality of projected images starts to deteriorate. Warning Do not use sprays that contain flammable gas to remove dirt and dust from the projector's lens, air filter, and so on. The projector may catch fire due to the high internal temperature of the lamp. Cleaning the air filter Clean the air filter if dust has accumulated on the air filter or when the following message is displayed. "The projector is overheating. Make sure nothing is blocking the air vent, and clean or replace the air filter." Attention •If dust collects on the air filter, it can cause the internal temperature of the projector to rise, and this can lead to problems with operation and shorten the optical engine's service life. It is recommended that you clean the air filter at least once every three months. Clean them more often than this if using the projector in a particularly dusty environment. •Do not rinse the air filter in water. Do not use detergents or solvents. •Lightly brush the air filter to clean it. If it is brushed too strongly, dust will be ground into the air filter and cannot be removed. a Press the button on the remote control or the button on the control panel to turn off the power, and then disconnect the power cord. b Remove the air filter cover. Hook your finger into the tab on the air filter cover, and remove it from the lens side. c Remove the air filter. Grip the knob in the center of the air filter and pull it out.
Maintenance 106 d Hold the air filter with the surface facing down and tap it 4 or 5 times to remove the dust. Turn it over and tap the other side in the same way. Attention If the air filter is hit too hard, it may become unusable due to deformities and cracks. e Remove any dust remaining on the air filter by using a vacuum cleaner from the front side. f Install the air filter. Grip the air filter by the knob in the center and insert it at an angle. g Install the air filter cover. Secure the tab on the outside first, and then secure the tab on the lens side. Cleaning the main unit Before cleaning, make sure you unplug the charging adapter from the outlet. Clean the projector's surface by wiping it gently with a soft cloth. If it is particularly dirty, moisten the cloth with water containing a small amount of neutral detergent, and then firmly wring the cloth dry before using it to wipe the surface. Attention Do not use volatile substances such as wax, alcohol, or thinner to clean the projector's surface. The quality of the case may change or the paint may peel off.
Maintenance 107 Cleaning the lens Before cleaning, make sure you unplug the charging adapter from the outlet. After manually opening the lens shutter, carefully wipe away any dirt on the lens with a cloth for cleaning glasses and so on. After cleaning, close the lens shutter. Attention Do not rub the lens with harsh materials or handle the lens too roughly as it can easily become damaged. Cleaning the 3D Glasses Use a commercially available cloth for cleaning glasses to gently wipe off dirt from the lens. Attention •Do not rub the lenses of the glasses with harsh materials or handle the lenses too roughly as they can easily become damaged. •When maintenance is necessary, disconnect the USB Charg- ing Adapter from the electrical outlet, and check that all ca- bles have been disconnected. c The 3D Glasses contain rechargeable batteries. Observe local regulations when you dispose of them. Replacement Periods for Consumables Air filter replacement period •If the message is displayed even though the air filter has been cleaned s p.105 Lamp replacement period •The following message is displayed when projection starts: "It is time to replace your lamp. Please contact your Epson projector reseller or visit www.epson.com to purchase." •The projected image gets darker or starts to deteriorate.
Maintenance 108 c •The lamp replacement message is set to appear after 3400 H in order to maintain the initial brightness and quality of the projected images. The message display time changes depending on the usage situation, such as the color mode setting and so on. If you continue to use the lamp after the replacement period has passed, the possibility that the lamp may explode increases. When the lamp replacement message appears, replace the lamp with a new one as soon as possible, even if it is still working. •Depending on the characteristics of the lamp and the way it has been used, the lamp may become darker or stop working before the lamp warning message appears. You should always have a spare lamp unit ready in case it is needed. Replacing Consumables Replacing the air filter c Dispose of used air filters properly in accordance with your local regulations. •Filter frame: Polypropylene •Filter: Polypropylene a Press the button on the remote control or the button on the control panel to turn off the power, and then disconnect the power cord. b Remove the air filter cover. Hook your finger into the tab on the air filter cover, and remove it from the lens side. c Remove the old air filter. Grip the knob in the center of the air filter and pull it out. d Install the new air filter. Grip the air filter by the knob in the center and insert it at an angle.
Maintenance 109 e Install the air filter cover. Secure the tab on the outside first, and then secure the tab on the lens side. Replacing the lamp Warning When replacing the lamp because it has stopped illuminating, there is a possibility that the lamp may be broken. If replacing the lamp of a projector that has been suspended from the ceiling, you should always assume that the lamp is cracked, and remove the lamp cover with care. When you open the lamp cover, small shards of glass could fall out. If any shards of glass get into your eyes or mouth, contact a doctor immediately. Caution •Do not touch the lamp cover immediately after turning off the projector as it is still hot. Wait until the lamp has cooled down sufficiently before removing the lamp cover. Otherwise, you could get burnt. •We recommend the use of genuine EPSON option lamps. The use of non-genuine lamps may affect projection quality and safety. Any damage or malfunction caused by the use of non-genuine lamps may not be covered by Epson's warranty. a Press the button on the remote control or the button on the control panel to turn off the power, and then disconnect the power cord. b Loosen the lamp cover fixing screw. c Remove the lamp cover. Slide the lamp cover straight forward and remove it.