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Contemporary Research 

 

 

 

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232-ATSC 4 HDTV Tuner

 

Firmware Updates 

 

System Firmware 

The system firmware (S37) is the most common type of update. It’s a small file and doesn’t take too long to 
update. 

Update to the latest S37 file before updating HD Load. 

 

Download the firmware from the 232-ATSC 4 Product page 

o

 

Browse to 

www.crwww.com

 

o

 

Select 

Products

, then choose the 232-ATSC 4 

o

 

Select the 

Downloads

 tab and download the latest firmware 

o

 

Open the ZIP folder 

 

Connect your PC to the USB port of the 232-ATSC 4.  

 

Select the red 

Setup

 button on the ATSC front panel, then go to the 

Setup:

 

Firmware

 setting 

 

Click 

Setup

 and 

Power

 together – a file folder will open on your desktop and the front panel of the 

tuner will display 

Firmware Loader

 

 

Copy and paste or drag the file into the folder 

 

The front panel will show 

File Loading

, then 

Copying Image.

 

 

When the process is complete, the display will change to 

Firmware Loader

 

 

Press the 

Left 

to exit the mode, no need to exit 

Setup

 or reset power 

 

If you get false error messages such as “File too large” - it’s a USB driver issue. Solutions include using a 
different PC, update the USB driver, or reboot the PC and try again.  

 

Alternate Update:

 Older firmware may have a glitch in the start-up sequence and the tuner is locked to the 

Power On

 text. The alternate access is to unplug DC power, hold down the 

Up

 and 

Down

 buttons while you 

reconnect DC power.  A file folder will open on your desktop and the front panel of the tuner will display 

Firmware Loader.

 

 

USB memory stick 

 

 

Go to the Setup/Firmware menu, press the right arrow twice to see if your version is current or not 

 

Requires S3 firmware V2.02 or higher 

 

Memory formatted as FAT, FAT16, or FAT32, not NTFS 

 

Download and copy the file HD4_V6xx.rom to root of a memory stick. Make sure that it is the only 
*.rom file on the root of the stick. 

 

Place USB memory stick in the back USB port of the 232-ATSC 4. 

 

Power on tuner. 

 

Press 

Setup

, then select the 

Firmware

 menu. Press the 

right arrow twice

 to display the current 

HD Version. Press both 

SETUP

 and 

POWER

 buttons at the same time. The update takes about one 

minute. 

 
If the update is corrupted, (power loss or uplugging memory stick during update), the board will have to be 
updated via 

the HD Load

 program through the RS-232 serial port. Instructions on the following page. 

 

Firmware Versions 

 

S37

 V2.06 Allows selection of 1080i/720p to 60 or 59.94 Hz, 1080p is set to 60 Hz 

HD 

 HD4_V607.rom Enables 60/59.94 Hz for 1080i/720p, sets 1080p to 60 Hz  

 
 

 

 

Summary of Contents for 232-ATSC 4

Page 1: ...el Pkwy Suite 600 Addison TX 75001 Phone 972 931 2728 Toll Free 888 972 2728 Fax 972 931 2765 E Mail Sales crwww com Website www crwww com Product Manual 232 ATSC 4 HDTV Tuner August 6 2015 S37 V2 06...

Page 2: ...ption Menus 16 V Chip Settings Menus 16 Setup Menus 17 Pop Up Menus 19 RS 232 Telnet Control Protocol 20 Control Commands 21 Terminal Communication Commands 23 HD2 RC Remote Emulation 23 Response Stri...

Page 3: ...eo output from 480p to 1080p New 108op set to 60Hz for more universal applications 1080i and 720p can be set to 60 or 59 94 Simulcasts from HDMI and composite video ports as well as stereo and digital...

Page 4: ...t port supports 1080p we ve found a number of TVs that support that resolution Air or Cable Tuning Go to the next menu and select CATV Air IRC HRC or CATV Auto Press SELECT to choose IRC has the same...

Page 5: ...the tuner to finish analog scanning then it will re scan channels for digital Press SELECT when tuning analog to skip to analog and skip to a digital channel scan Audio Press Blue MENU button Setup D...

Page 6: ...s Scan mode Digital Audio AC 3 Dolby 5 1 PCM use this or Variable for audio through HDMI PCM Variable Default Refresh Rate 1080p is now set to 60Hz 1080i and 720p can be set to 60 or 59 94 Hz Baud Rat...

Page 7: ...each group click Up or Down to step one at a time hold down to move faster IP Mode Selects Static default or DHCP IP modes DHCP will select new address IP Address will show change when you select DHC...

Page 8: ...browser over IP The Control page features a full array of control options with interactive status feedback including the native resolution of the program and if no signal is present The Settings page...

Page 9: ...enus Use the directional Arrows Select and Exit to navigate the menus List displays the list of all channels arrow keys add remove channels set Favorite Channel list Exit steps backwards out of menus...

Page 10: ...can t handle HD resolutions only traditional VGA settings Consult the display s manual a listing of resolutions is usually towards the back of the manual Try 1080p 720p or 480i9 If the display can t...

Page 11: ...gital channel as well this a different setting than for analog channels If the tuner is used for 16 9 displays and analog TVs choose the best setting for the widescreen and the NTSC will have to be a...

Page 12: ...ot the PC and try again Alternate Update Older firmware may have a glitch in the start up sequence and the tuner is locked to the Power On text The alternate access is to unplug DC power hold down the...

Page 13: ...om the pull down list at Connection Don t select Enable Dynamic 2X Speed On some PCs you may need to go to Control Panel System Hardware manager right click the COM port and select Update Driver Under...

Page 14: ...Favorite Channel Selection Add Delete Channels Fine Tune If tuned to an analog channel Signal Strength Meter Auto Scan Starts scan of analog and digital channels for Air looks for NTSC and ATSC chann...

Page 15: ...l You can also keep the page on screen as you step through channels adding and deleting as desired If the channel has a good signal it will be displayed in the background Note that HDTV channels are b...

Page 16: ...6 Digital Font Options Size Standard 15 pixels Large 21 pixels or Small 11 pixels Style 1 6 Color 8 shade of background foreground and edge colors Opacity foreground and background Edge 6 style option...

Page 17: ...allowed Setup Menus This series of menus select the options for tuner operation Screen Format 16 9 or 4 3 NOTE Set when tuned to a digital channel again when tuned to an analog channel these are two d...

Page 18: ...Saving Select and choose on or off Note The DST trigger comes from the broadcast stations and may not be in sync with the new US standards Use On Off or time zone to offset time Time Zone Select loca...

Page 19: ...ated from Info command Channel Analog or digital Mode Name Time current time and date Program Times and name if digital Details Resolution Audio Mode Captions Rating Guide Shows the day s programming...

Page 20: ...r will accept non standard RS 232 control such as voltage that swings from 0 to 5 VDC commonly found when IR ports are used to send RS 232 commands General protocol specifications Characters in comman...

Page 21: ...channel up TD Tune channel down Selects next lower channel in channel list TP Previous channel Selects previously viewed channel T Start Channel Scan Initiates new channel scan for analog and digital...

Page 22: ...2 tuners VX Volume Mute off Restores audio volume to previous level VM Volume Mute on Example VM Turns off audio outputs Mutes audio outputs VV Stop volume ramp Stops volume ramping VT Toggle Volume M...

Page 23: ...t settings HD2 RC Remote Emulation You can emulate IR commands sent from the CR HD2 RC Wireless Remote KK key Reserved for future products applications 0 1 2 3 4 5 6 7 8 9 Power toggle 10 0 11 1 12 2...

Page 24: ...go higher than 999 the Minor status will tell you how many thousands up to 63 you add to the Major number So channel 1032 would show 032 Major F01 Minor Two part channels are limited to 999 999 Audio...

Page 25: ...load the driver CR USB_Comm inf o Copy to your desktop or the Download folder many browsers use Plug a USB cable with micro USB connector between your PC and the USB port on the 232 ATSC 4 The connect...

Page 26: ...the same control port Set the first unit in the RS 232 chain to the highest Unit then wire in sequence to the last tuner in the chain The reason for this is that CR tuners use an intelligent data bus...

Page 27: ...cept a tie bar that will lock the two enclosures together without taking the cases apart 1 Check that your enclosures have the tie bar slot 2 Slide the included tie bar into the side of one unit and a...

Page 28: ...optional RF AB RF A B Switch Video Output Simultaneous HDMI and NTSC video switch between RGB and Component Video Out RCA composite video output 1V p p at 75 ohm impedance 480i Component Out 3 RCA Y P...

Page 29: ...ta from analog and digital channels will be expressed as Line 21 captioning on the composite video port Includes HD2 RC IR Tuner Remote 4 AAA batteries Power Supply 1 5A maximum 12 VDC Options PS12 6Y...

Page 30: ...tric shock 6 Object and Liquid Entry Never push objects of any kind into this product through openings as they may touch dangerous voltage points or short out parts resulting in a fire or electric sho...

Page 31: ...e sought or a claim is made under this warranty or as a tort claim including negligence and strict product liability a contract claim or any other claim This limitation of liability cannot be waived o...

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