Repairing bricked HTC Desire M910n (0PFH11000) via ISP connection is easy with the RIFF Box.
Additionally to HBOOT and Radio zones, the zone which contains Model ID is re-flashed too. Thus after resurrection phone will have Model ID = ‘0PFH11000’.

To resurrect HTC Desire M910n (0PFH11000) via ISP connection:

• Get access to HTC Desire M910n (0PFH11000) board (PCB);
• Check schematics picture for solder positions of CLK, DAT0, CMD and GND signals;
• Remove (de-solder) the CLK resistor;
• Solder CLK, DAT0, CMD and GND wires to the specified pads on the PCB;
• Attach battery
• Connect USB Data cable;
• Make sure HTC Desire M910n (0PFH11000) ISP is selected in the list of models;
• Click Resurrect button;
• Wait till software signals a successful operation completion;
• Disconnect USB cable and battery, de-solder wires and solder back the CLK resistor;

Now phone is in bootable condition, that is, even if it does not start up normally you can flash it using known flashing methods.
.

Repairing bricked HTC Desire 820n (0PFJ40000) via ISP connection is easy with the RIFF Box.
Additionally to HBOOT and Radio zones, the zone which contains Model ID is re-flashed too. Thus after resurrection phone will have Model ID = ‘0PFJ40000’.

• To resurrect HTC Desire 820n (0PFJ40000) via ISP connection:
•  Get access to HTC Desire 820n (0PFJ40000) board (PCB);
  Check schematics picture for solder positions of CLK, DAT0, CMD and GND signals;
•  Shortcut CLK resistor with 0R;
•  Solder CLK, DAT0, CMD and GND wires to the specified pads on the PCB;
•  Attach battery
•  Connect USB Data cable;
•  Make sure HTC Desire 820n (0PFJ40000) ISP is selected in the list of models;
•  Click Resurrect button;
•  Wait till software signals a successful operation completion;
•  Disconnect USB cable and battery, de-solder wires and remove shortcut from the CLK resistor;
  .
  

To install this update, simply click “Check for Updates” button.

Repairing bricked HTC One M8Su (0PKV10000) via ISP connection is easy with the RIFF Box.
Additionally to HBOOT and Radio zones, the zone which contains Model ID is re-flashed too. Thus after resurrection phone will have Model ID = ‘0PKV10000’.

• To resurrect HTC One M8Su (0PKV10000) via ISP connection:
• Get access to HTC One M8Su (0PKV10000) board (PCB);
•  Check schematics picture for solder positions of CLK, DAT0, CMD and GND signals;
•  Shortcut CLK resistor with 0R;
•  Solder CLK, DAT0, CMD and GND wires to the specified pads on the PCB;
•  Attach battery
•  Connect USB Data cable;
•  Make sure HTC One M8Su (0PKV10000) ISP is selected in the list of models;
•  Click Resurrect button;
•  Wait till software signals a successful operation completion;
•  Disconnect USB cable and battery, de-solder wires and remove shortcut from the CLK resistor;

.

To install this update, simply click “Check for Updates” button.

JTAG Manager 1.63

• RIFF2’s eMMC Voltages list bug is fixed.
• BOX detection is re-worked. No special drivers are required anymore, standard COM Port Windows drivers can be used.
• No need to enter COM Port numbers manually for Windows 10. Box is detected automatically as for older Windows versions.
• Added “Missing Resource” feature. If DLL is missing some resource, for example schematics picture, logs or binary data,
  the JTAG Manager will popup special dialog so it is possible for custmers to upload data to RIFF Server after which the DLL can be updated with missing data.
  Active customers will be rewarded with credits.
  .
  
• A feature added to edit registration details (eMail, login, password) in Account Manage dialog: the new button – “Edit Account Details”
  .
  
• Cosmetic interface changes

To download and install this update, simply click “Check for Updates” on “Box Service” TAB.

JTAG Manager 1.61
—————————
– Improved error handling and extending of expired accounts.
– Fixed updates window size.

JTAG Manager 1.60
—————————
– Fixed bug related to some Server communication problems
– Transfer credits from account to account is simplified, no need to enter the destination Login name, the destination S/N is enough.
– Link to RIFF Support forum is added on two dialog boxes (which are usually signal errors)
– RIFF License Server is also updated, thus older versions (v1.58, v1.59) will not be able to connect the server.

To download it, click “Check Updates” button, or download setup file from here.

JTAG Manager 1.59
—————————
– Changed the RIFFBOX pinout picture (added eMMC pinout interface on RJ-45)
– Fixed bug in Package Editor: Flash Memory/Direct eMMC Flash actions, Automatic Parameters, building list of partitons for write via Plugins, was done with invalid lengths of paritions.
– [eMMC/SD Advanced]/[Select eMMC for Info & Read]: Pictograms are added to the list of chips.
The pictogram is blue if info file is present, gray – if not present (the one displayed by the Show eMMC Testpoint button).
– Now it’s possible to log-in using either registered user name or e-mail address

.

.

To download this update, simply click “Check for Updates” button in Your JTAG Manager software.

Hello,

Here is JTAG Manager v1.58 with ISP/Direct eMMC support.
To use it, please prepare Your RIFF Box installation folder:

– Rename JTAG Manager v1.56 so You can continue using it if Your account is expired
– Backup “Useful plugins” folder content because old plugins are incompatible with new Exe, and old exe is incompatible with new plugins.
– Start v1.58 exe and download license (If Your account is not expired)
– Update Box firmware to v1.38
– Download new plugins

Whats new:
JTAG Manager 1.58
—————————
– Added direct eMMC Access Interface on the RIFFBOX RJ-45 port (check pinout picture for CMD, CLK, DAT0, etc pins positions).
– Added eMMC/SD Access page for Read/Write operations on eMMC/SD card via direct interface
– Added eMMC/SD Advanced dialog which allows to perform advanced operations with eMMC/SD cards
(reading info, browsing through OCR, CID, CSD (and EXT_CSD for eMMC only) registers’ fields, edit separate fields and writting back to card, reading/writting eMMC card’s MCU’s internal firmware, etc)
– Added convenient information presentation for specific eMMC chips: pinouts for testpoints, manuals how to use testpoints to resurrect dead eMMC, etc). These INFO files (*.riffinfo) are stored in JTAG Manager’s Documents folder and can be downloaded via generic <Check for Updates> operation.
– Added eMMC Firmware Update option
– Added eMMC Firmware Reading option (firmware is stored in *.riffemmcfw format)
For firmware read need to select chip from the list
– *.riffemmcfw eMMC firmware files are now used by RIFF for firmware updates (plain binary files are supported too)
– Added elapsed time info for eMMC firmware update stages
– Added eMMC Testpoint info displaying (info files must be downloaded from support and are located in the JTAG Manager’s ‘Documents’ folder.
– Added CMD42 Lock/Unlock functionality for eMMC. User can set/change/remove password to protect/unprotect (lock/unclock) the User Area Partition
– Added the User Area Partition Forced Erase to erase Locked User Area Partition and to reset Device lock/unlock state and password (CMD42’s consequences)
– Added Samsung Factory Erase which erases and re-formats the Samsung eMMC chips.
– Fixed bug displaying wrong SD card size for cards capacity less than 2GB
– Few small improvements and bug fixes

Firmware v1.38
– Added direct eMMC Access Interface functionality
– Improved several parameters  in the emmc communication
– Added the CMD42 Lock/Unlock/Pasword reset features
– Added Forced erase of locked User Area Partition
– Added Samsung eMMC Factory Format
– Fixed bug with SD card support
– eMMC firmware update feature added

This version is available for download at support forum.