Sony STR-ZA2100ES Owner's Manual

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Troubleshooting
The following troubleshooting page covers frequently asked 
questions.
Visit the Help Guide for detailed examples.
http://rd1.sony.net/help/ha/strza312111/h_uc2/
You can search by a keyword using the online troubleshooting guide.
If you still cannot find a solution, consult your nearest Sony dealer.
General
The top of the receiver is hot.
q Phenomenon is specific to this amplifier. This is not a malfunction. 
If “Control for HDMI” or “Network Standby” is set to “On,” or 
“Standby Through” is set to “On” or “Auto,” the power for zone 2 
is turned on, the top of the receiver may become hot even while 
the receiver is in standby mode. This condition occurs because 
current is flowing in the internal circuits of the receiver, and this is 
normal.
Video
There is no picture or an unclear picture appears on the TV screen 
or monitor, regardless of type of picture.
q Select the appropriate input on the receiver (pages 10, 11).
q Set your TV to the appropriate input mode.
q Make sure that cables are correctly and securely connected to 
equipment.
q Depending on the playback equipment, equipment may need to 
be set up. Refer to the operating instructions supplied with the 
equipment.
q Set “HDMI Signal Format” of the selected HDMI IN jack except HDMI 
IN 6 (GAME) jack (for STR-ZA3100ES/STR-ZA2100ES only) to 
“Standard format” in the “HDMI Setup” menu.
Specific type of image is not output or corrupted.
HDMI output
q The output of the HDMI video signals of the receiver may be set 
to “OFF.” In this case, select “HDMI OUT A” or “HDMI OUT B” 
using the HDMI OUT button on the receiver (page 10) or HDMI 
OUTPUT button on the remote control (page 11).
q Sony recommends that you use an HDMI authorized cable or 
HDMI cable made by Sony. Be sure to use High Speed HDMI™ 
cables with Ethernet. Premium High Speed HDMI™ cable with 
Ethernet is required for 4K/60p 4:4:4 8 bit and 4K/60p 4:2:0 10 
bit, etc.
4K image
q Depending on the TV or video equipment, 4K images may not 
be displayed. Check the video capability and setting of your TV 
or video device. Also, make sure to connect to the receiver to an 
HDMI input jack of a TV or video equipment supporting 4K. You 
have to connect an HDMI cable to an HDMI jack that supports 
HDCP 2.2 when you use a playback device for 4K resolution 
video content, etc.
Audio
There is no sound, no matter which equipment is selected, or only 
a very low-level sound is heard.
q Check that the speakers and equipment are connected correctly.
q Check that both the receiver and all equipment are turned on.
q Check that MASTER VOLUME control is not set at –∞ dB. Try to set 
it at about –40 dB.
q Check that SPEAKERS is not set to “OFF” (page 10).
q Try pressing the input button on the remote control to select the 
equipment of your choice.
HDMI input
q Depending on the playback equipment, equipment may need to 
be set up. Refer to the operating instructions supplied with the 
equipment.