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NNTP-Posting-Date: Mon, 24 Aug 2015 15:02:59 -0500
Subject: Re: Hdmi sound on Pi 2B
Newsgroups: comp.sys.raspberry-pi
From: T M Smith <tmsmith36@tmsmith36.plus.com>
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Date: Mon, 24 Aug 2015 20:55:31 +0100
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In message <c1994df854.Broadband@tmsmith36.plus.com>
          T M Smith <tmsmith36@tmsmith36.plus.com> wrote:

> In message <5bjmtah7bjkhuvhlvh691gpg8j5nrnsv4j@4ax.com>
>           Mike Fleming <{mike}@tauzero.co.uk> wrote:

>> In article <c5cdd1f754.Broadband@tmsmith36.plus.com>, T M Smith
>> <tmsmith36@tmsmith36.plus.com> writes:

>>> If I set Sonic Pi to headphones I can hear the note on the headphones.
>>> If I alter the setting to hdmi I get nothing which suggests an
>>> incorrect setting further back in the chain.

>> Do you have

>> hdmi_force_hotplug=1

>> in /boot/config.txt?
> Yes I did try that without effect.raspberrypi.org/documentation/configuration
> Tried again, same result

Here is my /boot/config.txt file.

# For more options and information see
# http://www.raspberrypi.org/documentation/configuration/config-txt.md
# Some settings may impact device functionality. See link above for 
details

# uncomment if you get no picture on HDMI for a default "safe" mode
#hdmi_safe=1

# uncomment this if your display has a black border of unused pixels 
visible
# and your display can output without overscan
#disable_overscan=1

# uncomment the following to adjust overscan. Use positive numbers if 
console
# goes off screen, and negative if there is too much border
#overscan_left=16
#overscan_right=16
#overscan_top=16
#overscan_bottom=16

# uncomment to force a console size. By default it will be display's 
size minus
# overscan.
#framebuffer_width=1280
#framebuffer_height=720

# uncomment if hdmi display is not detected and composite is being 
output
hdmi_force_hotplug=1

# uncomment to force a specific HDMI mode (this will force VGA)
#hdmi_group=1
#hdmi_mode=1

# uncomment to force a HDMI mode rather than DVI. This can make audio 
work in
# DMT (computer monitor) modes
hdmi_drive=2

# uncomment to increase signal to HDMI, if you have interference, 
blanking, or
# no display
#config_hdmi_boost=4

# uncomment for composite PAL
#sdtv_mode=2

#uncomment to overclock the arm. 700 MHz is the default.
#arm_freq=800


# NOOBS Auto-generated Settings:
hdmi_force_hotplug=1
config_hdmi_boost=4
overscan_left=24
overscan_right=24
overscan_top=16
overscan_bottom=16
disable_overscan=0






-- 
T M Smith
Using an ARMX6 and RISC OS 5.21 in the North Riding of Yorkshire