HDPlex H5 Installation Manual

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2nd Gen H5 Fanless HTPC Chassis

Installation Guide V 1.5

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Package Contents

H5 Chassis Body

Top Plate

Bottom Plate

Left Side Panel

Right Side Panel

Back Plate

Four Feet with Rubber Cushion

H5 Chassis Faceplate

Faceplate (Silver or Black)

H5 Heatsink System

Aluminum Top Plate

Heatpipe Installation Plate (H-9) x4

Copper Baseplate

High Quality Thermal Paste 3.5g

Eight 6mm OD Coppper Heatpipes

Dumbbell Tool to apply thermal paste

Installation Screw Kit

Intel CPU Bottom Plate

H5 Accessories

Multipurpose HDD Rack x 2

ATX/SFX/FlexPower Supply Rack x 1

Side I/O PCB x 1

Internal AC Extension Cord x 1

HEX Screw Driver X 2 (2.5/4.0mm Tip)

DC Socket Adapter Plate x 1

AC Socket Adapter Plate x 1

PCI Cover Bracket x 4 (Low Profile x 1)

Installation Screw Kit

Cable Organizer

Aluminum Power Button x 1

Installation Screw List:

A:M3*6mm Round Head Screw with Cushion 44pcs for motherboard/AC

adapter plate/PCI bracket installation

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B:M5*8 CUP Head HEX Screw-Black 8pcs For Front and Black Plate Installation
C:M4*8 Flat Head HEX Screw-Black 16pcs For Feet/Top Plate/Bottom Plate/Side

Panel/Back Panel Installation

D:M3*5 Flat Head Screw –Black 20pcs For SSD mounting/AC IEC installation

E: 12mm Copper Post for Side I/O PCB Installation 4pcs
F:6-32 Thread 6mm Screw- Silver 8pcs For 3.5”HDD Installation

G:Copper Screw Post Various Length for HDD Rack:10mm,30mm,40mm,50mm

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J:M3 Self-Tightening Nut-Silver 25pcs
K: Copper Post M3*6+7mm (7mm is the M3 post length and 6mm is the M3

thread length) for Motherboard Installation 12pcs

Installation

Install four feet with rubber cushion to the bottom plate back side using 4pcs C

Install Copper Post M3*6+7mm K to the bottom plate, matching your
motherboard installation position

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Install J to the external side of the H5 bottom plate, lock the copper post M3
exposed thread for motherboard.

Put the aluminum power button in the right-side panel and install 4pcs 12mm
copper post E. Right-side refers to the motherboard CPU side. The Power button
is on the bottom and 3.5mm speaker jack is on the top.

Install side I/O PCB using 4pcs A screws and connect the LED wire to the corner
2PIN on the PCB.

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Install right-side panel onto the H5 bottom plate using 2pcs C. The right-side
panel should be beside the cable organizer hole or you install right-side panel
upside down to the left side of the H5 case incorrectly.

H5 CPU Heatsink System Installation

CPU Heatsink Installation Kit List:

H-1: M3*3 Flat Head Silver 8pcs
H-2: M3*10 CUP Head HEX Screw Silver 8pcs
H-3: M 3*35 Round Head Screw Silver 4pcs
H-4: M3*14 Flat Head Screw Black 16pcs
H-5: Intel and AMD CPU Bottom Rack 4pcs
H-6: Intel CPU LGA115x Bottom Rack 1pcs
H-7: Bottom Holder and Double Tape 4pcs
H-8: Plastic Screw Holder Black 4pcs
H-9: Aluminum Plate for Heatpipe Installation 4pcs

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Remove the protect cover from the copper base plate and install two H-5 rack
on the copper bottom plate using 4pcs H-1

Install the H-8 holder on to the tip of the two racks. Please make sure the
direction of part H-8 is correct. Install 4pcs H-3 into the H-8 holder.

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Apply a thin layer of thermal paste to the copper base plate.

Warning: Do not over apply thermal paste as it will decrease heat transfer efficiency.

Put the Intel CPU Bottom Rack H-6 on the back side of the motherboard Intel
CPU socket (LGA1151/1155/1150) or use 4pcs white double tape to paste the
four bottom holder H-7 to the back of the AMD socket.

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Install the motherboard on the H5 bottom plate copper post using A

Install the copper base with rack onto the motherboard. Please make sure
heatpipe slot direction is vertical to the side panel.

Tight the four H-3 screws in even fashion. Do NOT over tight the H-3 screw or
apply too much torque. Avoid put too much pressure on the CPU top plate.

For the latest AM4 socket, please use the updated AMD rack.

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Remove the two plastics holder on the AM4 socket, keep the original bottom
plate untouched. Install the copper heatsink block using 4 H-3

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Apply thermal paste to the heatpipe groove on both side panels using the
dumbbell shaped tool. Apply a thin layer of thermal paste to the copper plate
groove using the dumbbell tool.

Warning: Do not over apply thermal paste as it will decrease heat transfer efficiency.

Install heatpipe 1 and 2.

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Install heatpipe 3 and 4.

Install heatpipe 5 and 6.

Install heatpipe 7 and 8.

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Tight the H-9 to the side panel using H-4. The H-4 M3 screw goes through the
hole on the side panel and attach to the M3 thread hole on the H-9. Please note,

H-9 is NOT square shape.

Usually only 3pcs H-9 are needed to fully lock the heatpipes on the side panel.

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Apply a thin layer of thermal paste on each groove on the aluminum top plate
and install the aluminum top plate using 8pcs H-2.

Install Power Supply

For 400W NanoATX Combo users, please use the M2.5 screws come with the
HDPLEX 400W AC-DC and HDPLEX 400W DC-ATX (4pcs each) to install them on
the H5 bottom plate. The M2.5 screw goes through the H5 bottom plate from the
external side to the internal side. If you want to install HDPLEX 400W AC-DC
optional 30mm fan, please unplug the USB 3.0 cable from side I/O PCB and USB

3.0 ports will be disabled. HDPLEX 400W AC-DC optional mounting ears and
HDPLEX 400W DC-ATX front mounting hole are not used for H5 installation.

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If you are using the HDPLEX 200W AC-DC adapter or external AC adapter/Linear
power supply solution with HDPLEX 400W DC-ATX converter, you could install
the HDPLEX 400W DCATX using M3 screw and its front mounting hole.

For ITX motherboard, the 400W DC-ATX can be installed on the same side as
AC-DC adapter and in front the ITX motherboard.

If you are using standard ATX/SFX/FlexPSU inside H5, install ATX/SFX/Flex PSU
using universal rack on the left side. Attach the universal rack to the power
supply using 2pcs A. We recommend this to be the last step of the full H5
installation. You could plug the AC extension card and lock the ATX/SFX/Flex
PSU on to the bottom plate and after the system is tested OK.

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Install Hard Drive

Install 3.5” HDD using F and 2.5” HDD using D to the hard drive rack.

There are many ways to install two HDD racks in H5. There are three
HDD rack installation positions on H5 bottom plate. Please choose the
one most suitable for your projects.

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You could use copper post with suitable length to install the HDD rack on the H5
bottom plate. HDD rack could also be double stacked. For example, two HDD
racks double stacked in the below 40mm and 30mm interval supports one 3.5”
and four SSDs.

Install J to the external side of the H5 bottom plate to lock the copper post
exposed M3 thread.

Install Backplate and Expansion Card

If you plan to use half height PCIE card in the middle slot without riser, please
install this card on the motherboard before you install H5 back plate!

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Please install the power adapter plate on to the H5 back plate before install the
back plate to the H5 chassis.
If you use AC C14 IEC connector, please install the AC adapter plate using 4pcs

A from the internal side of the backplate and AC C14 connector using 2pcs D

If you are using 7.4*5.0 or 5.5*2.5 DC connector, please install the DC Adapter
Plate using 2pcs A

HDPLEX ATX Modular Bridge Input Board (This product is included with 400W
ATX linear PSU and could also be purchased separately).
Install 4pcs 4mm copper post (comes with the ATX Modular board) onto the
H5 back plate. Install the ATX modular bridge board using 4pcs A

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Please install the ATX Modular bridge board in correct direction. It will conflict
with the side panel if installed in wrong direction.

Install the left side panel on the H5 bottom plate using 2pcs C
Attached motherboard I/O shield plate to the H5 back plate and install the back
plate using 4pcs B to two side panel and two pcs C to the bottom plate.

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Lock the half height card using 1pcs A on the M3 thread hole

Install GPU Heatsink System

First, please connect and test the side I/O board to motherboard side connector
such as HD Audio, PWR ON switch, USB 2.0/3.0 Port before this step. Those side
connectors will be covered and can NOT be accessed once the video card
heatsink system is installed.

Please connect the PCIEx16 riser card to your video card and turn on PC to test.
If test fine and PCIEx16 card is showing the correct PCIE version (3.0) and
speed (x16), disconnect everything.

HDPLEX GPU heatsink system parts list:

Eight 6mm OD Copper Heatpipes

Aluminum Top Cover

Copper Base Plate

High Quality Thermal Paste 3.5g

Aluminum Plate for Heatpipe installation 4pcs

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V-1: M3*14 M3 screws 16pcs

V-2: M4*10 CUP Head M3 screws 8pcs

V-3: M3*7 screws w/spring 4pcs

Uninstall the original heatsink from the video card and install the copper plate
using 4pcs V-3. Please make sure the copper base slot facing the correct
direction. Apply a very thin layer of thermal paste between copper base plate
and GPU top plate.

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Install the video card to the H5 back plate. Slide the dual bracket tip inside and
using 1pcs A firmly attach the video card bracket to H5 back plate.

Apply thin layer of thermal paste to the side panel groove and install eight
heatpipes following the below pattern.

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Install the 3pcs aluminum plate on the side panel using V-1 first and aluminum
top cover using 8pcs V-2

Faceplate Installation

Install the faceplate using 4pcs B and use M5 HEX wrench to tight it.

Test PC thoroughly and make sure all heatsink and connection works.

Close the H5 top plate using 4pcs C

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For suggestions and advice on HDPLEX fanless chassis, please visit

our community at https://www.hdplex.com/forum

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