QNAP TS-1685 Instructions for use

2017-05-23
QNAP Turbo NAS
TS-1685 Hardware User Manual
© 2017. QNAP Systems, Inc. All Rights Reserved.

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Thank you for choosing QNAP products! This user manual provides description of the
hardware of the Turbo NAS and relevant guideline of certain functions. Please read carefully
and strictly adhere to the instructions of the manual.
This user manual is applicable to the following Turbo NAS models:
TS-1685
NOTE
•The “Turbo NAS” is hereafter referred to as “NAS”.
•The product you purchased may not support certain functions dedicated to specific
models.
•All features, functionality, and other product specifications are subject to change
without prior notice or obligation.
•Information presented is subject to change without notice.
•No part of this publication may be reproduced, stored in a retrieval system, or
transmitted, in any form or by any means, mechanical, electronic, photocopying,
recording, or otherwise, without prior written permission of QNAP Systems, Inc.
•QNAP and the QNAP logo are registered trademarks of QNAP Systems, Inc. Other
products and company names mentioned herein may be the trademarks of their
respective companies.

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DISCLAIMER
In no event shall QNAP Systems, Inc. (QNAP) liability exceed the price paid for the product
from direct, indirect, special, incidental, or consequential damages resulting from the use
of the product, its accompanying software, or its documentation. QNAP makes no warranty
or representation, expressed, implied, or statutory, with respect to its products or the
contents or use of this documentation and all accompanying software, and specifically
disclaims its quality, performance, merchantability, or fitness for any particular purpose.
QNAP reserves the right to revise or update its products, software, or documentation
without obligation to notify any individual or entity.
Note:
Back up your system periodically to avoid any potential data loss. QNAP disclaims any
responsibility of all sorts of data loss or recovery.
Should you return any components of the NAS package for refund or maintenance,
make sure they are carefully packed for shipping. Any form of damages due to
improper packaging will not be compensated.

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Regulatory Notice
FCC Class B Notice
The TS-1685 complies with Part 15 of the FCC Rules. Operation is subject to the following
two conditions:
1. This device may not cause harmful interference.
2. This device must accept any interference received, including interference that may
cause undesired operation.
Note: This equipment has been tested and found to comply with the limits for a Class B
digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference in a residential installation. This
equipment generates, uses, and can radiate radio frequency energy and, if not installed
and used in accordance with the instructions, may cause harmful interference to radio
communications. However, there is no guarantee that interference will not occur in a
particular installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment off and on, the
user is encouraged to try to correct the interference by one or more of the following
measures:
•Reorient or relocate the receiving antenna.
•Increase the separation between the equipment and receiver.
•Connect the equipment into an outlet on a circuit different from that to which the
receiver is connected.
•Consult the dealer or an experienced radio/television technician for help.
Modifications: Any modifications made to this device that are not approved by QNAP
Systems, Inc. may void the authority granted to the user by the FCC to operate this
equipment.

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CE NOTICE
The TS-1685 series complies with CE compliance classes B.
RESTRICTED ACCESS LOCATION
This equipment must be only located where both of the following apply:
Only authorized and knowledgeable personnel can access the equipment
Access to the equipment is restricted through the use of lock and key or other means of
security and this access is controlled by those in charge of the location.

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Symbols in this document
Warning
This icon indicates the instructions must be strictly followed. Failure
to do so could result in injury to human body or death.
Caution
This icon indicates the action may lead to disk clearance or loss OR
failure to follow the instructions could result in data damage, disk
damage, or product damage.

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Table of Contents
Table of Contents ...............................................................................................7
Safety Warnings.................................................................................................8
Chapter 1. Product Overview...........................................................................9
1.1 HARDWARE SPECIFICATION ............................................................................9
1.2 ORDERING INFORMATION ............................................................................10
1.3 COMPONENTS..........................................................................................11
Chapter 2. Basic Operations ..........................................................................14
2.1 POWER BUTTON .......................................................................................14
2.2 RESET BUTTON ........................................................................................14
2.3 USB ONE TOUCH COPY ..............................................................................15
2.4 LED ....................................................................................................16
2.5 BEEP ALARM ...........................................................................................18
Chapter 3. Upgrade Memory on QNAP Turbo NAS (RAM Module Installation)19
Chapter 4. Expansion Card Installation .........................................................24
Chapter 5. Install M.2 SSDs...........................................................................26
5.1 M.2 SSD HEAT SINK INSTALLATION ...............................................................26
5.2 M.2 SSD INSTALLATION.............................................................................27
Chapter 6. Install and Hot-swap Drives.........................................................29
6.1 DRIVE BAY NUMBERING...................................................................................29
6.2 INSTALLING DRIVES .......................................................................................29
6.3 RAID RECOVERY -HOT-SWAPPING DRIVES ...........................................................34
6.4 RAID RECOVERY -ACCIDENTAL REMOVAL OF A HEALTHY DRIVE ....................................35
Chapter 7. Using the LCD Panel.....................................................................37
Technical Support ............................................................................................42
GNU GENERAL PUBLIC LICENSE .......................................................................43

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Safety Warnings
1. The NAS can operate normally in temperatures of 0ºC - 40ºC (32ºF - 104ºF) and
relative humidity of 5% - 95%. Please make sure the environment is well-ventilated.
2. The power cord and devices connected to the NAS must provide correct supply voltage
(100W, 90–264V).
3. Do not place the NAS in direct sunlight or near chemicals. Make sure the temperature
and humidity of the environment are in optimized level.
4. Unplug the power cord and all connected cables before cleaning. Wipe the NAS with a
dry towel. Do not use chemical or aerosol to clean the NAS.
5. Do not place any objects on the NAS for the server’s normal operation and to avoid
overheat.
6. Use the flat head screws in the product package to lock the hard disks in the NAS when
installing hard disks for proper operation.
7. Do not place the NAS near any liquid.
8. Do not place the NAS on any uneven surface to avoid falling off and damage.
9. Make sure the voltage is correct in the location where the NAS is installed. Contact the
distributor or the local power supply company for the information.
10. Do not place any object on the power cord.
11. Do not attempt to repair the NAS in any occasions. Improper disassembly of the
product may expose the users to electric shock or other risks. For any enquiries,
please contact the distributor.
12. The NAS should only be installed in the server room and maintained by the authorized
server manager or IT administrator. The server room is locked by key or keycard
access and only certified staff is allowed to enter the server room.
Warning:
Danger of explosion if battery is incorrectly replaced. Replace only with the same or
equivalent type recommended by the manufacturer. Dispose of used batteries
according to the manufacturer’s instructions.
Do NOT touch the fan inside the system to avoid serious injuries.

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Chapter 1. Product Overview
Caution: Any unauthorized modifications performed on QNAP products will result in
the warranty being voided. QNAP is not responsible for any form of damage or loss of data
caused by such modifications. Unauthorized modifications include, but are not limited to,
changes made to the default system firmware, installation of unofficial third party
applications, and changes to the hardware performed by unauthorized technicians.
1.1 Hardware Specification
TS-1685
CPU Intel® Xeon® Processor D-1521 quad-core 2.4 GHz
Intel® Xeon® Processor D-1531 6-core 2.2 GHz
System memory
16GB non-ECC RAM (8GB UDIMM*2)
32GB non-ECC RAM (16GB UDIMM*2)
64GB non-ECC RAM (16GB UDIMM*4)
64GB ECC RAM (16GB RDIMM*4)
128GB ECC RAM (32GB RDIMM*4)
Flash memory 512 MB (USB DOM)
CPU replaceable No
Memory replaceable Yes
Memory slots 4 x Long-DIMM slots
3.5" drive slots 12 x SATA 6 Gb/s (3.5-inch HDD, 2.5-inch HDD& SSD)
2.5" drive slots 4 x SATA 6 Gb/s (2.5-inch SSD)
M.2 SSD slots 6 x M.2 2242/2260/2280/22110 SATA 6 Gb/s
PCIe slots
3:
Slot 1: PCIe Gen.3 x8
Slot 2: PCIe Gen.2 x4
Slot 3: PCIe Gen.3 x8
10 GbE LAN ports 2 x 10GBASE-T
GbE LAN ports 4
LED panel Mono-LCD display with backlight
Enter and Select buttons for configuration
USB ports Front: 1 x USB 3.0 port
Rear: 2 x USB 3.0 port
Audio outputs 1 x built-in speaker

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1 x 3.5mm Line-out jack
Note: Only one of the
above audio output ports can work at a time.
If a speaker is connected, the sound will output through the
speaker.
LED indicators Status, USB One Touch Copy, HDD 1-12, SSD 1-4, M.2 SSD 1-6
Buttons Power, USB One Touch Copy, Reset
IR sensor QNAP RM-IR004 remote control (MCE compatible)
Security Kensington security slot
Form factor Tower
Power Supply 100-240V~, 3-1.5A, 60-50Hz, 250W PSU
100-240V~, 3-1.5A, 60-50Hz, 550W PSU
System fans 3 x 9.2cm system fan (12V DC)
CPU fans 2 x 9cm fan
1.2 Ordering Information
NAS SKUs
TS-1685-D1521-16G Intel® Xeon® Processor D-1521, 16GB non-ECC RAM
(8GB UDIMM*2), 250W PSU
TS-1685-D1521-32G Intel® Xeon® Processor D-1521, 32GB non-ECC RAM
(16GB UDIMM*2), 250W PSU
TS-1685-D1521-32G-550W Intel® Xeon® Processor D-1521, 32GB non-ECC RAM
(16GB UDIMM*2), 550W PSU
TS-1685-D1531-32G Intel® Xeon® Processor D-1531, 32GB non-ECC RAM
(16GB UDIMM*2), 250W PSU
TS-1685-D1531-64G Intel® Xeon® Processor D-1531, 64GB non-ECC RAM
(16GB UDIMM*4), 250W PSU
TS-1685-D1531-64GR Intel® Xeon® Processor D-1531, 64GB ECC RAM (16GB
RDIMM*4), 250W PSU
TS-1685-D1531-128GR Intel® Xeon® Processor D-
1531, 128GB ECC RAM (32GB
RDIMM*4), 250W PSU
TS-1685-D1531-64GR-550W Intel® Xeon® Processor D-1531, 64GB ECC RAM (16GB
RDIMM*4), 550W PSU
TS-1685-D1531-128GR-550W Intel® Xeon® Processor D-
1531, 128GB ECC RAM (32GB
RDIMM*4), 550W PSU

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1.3 Components
Front View
No. Component
1 LCD panel
2 Enter button
3 Select button
4 IR sensor
5 Power LED (adjustable brightness)
6 Power button
7 Status LED
8 USB One-touch Copy button
9 USB 3.0 One-touch Copy port
10 M.2 SSD LEDs
11 SSD LEDs
12 HDD LEDs

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Back View
No. Component
1 System fans 1 -3
2 Power input
3 Speaker
4 Power switch
5 PCIe slot 1 (full height)
6 PCIe slot 2 (low profile)
7 PCIe slot 3 (low profile)
8 3.5 mm speaker jack
9 Gigabit ports
10 10 GbE 10GBASE-T port
11 USB 3.0 ports
12 Console port
13 Reset button
14 Kensington security slot

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Side View
No. Component
1 PCIe slot 2 socket (low profile)
2 PCIe slot 3 socket (low profile)
3 M.2 SSD slots
4 Memory slots
5 CPU fans

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Chapter 2. Basic Operations
2.1 Power button
Power button: Press to turn on or turn off.
System Power button
(Turn on)
Power button
(Hardware turn
off)
Power button
(Force turn off)
All models Press once 1.5 sec 5 sec
2.2 Reset button
Reset button: Press to reset the system settings.
System Basic system reset
(1 beep)
Advanced system reset
(2 beeps)
All models 3 sec 10 sec
Basic system reset (3 sec)
Press the reset button for 3 seconds, a beep sound will be heard. The following settings are
reset to default:
System administration password: admin
TCP/IP configuration: Obtain the IP address settings automatically via DHCP
TCP/IP configuration: Disable Jumbo Frame
TCP/IP configuration: If port trunking is enabled (dual LAN models only), the port
trunking mode will be reset to “Active Backup (Failover)”.
System Port: 8080 (system service port)
Security Level: Low (Allow all connections)
LCD panel password: (blank)
VLAN will be disabled.
Service binding: All the NAS services run on all available network interfaces.
Advanced system reset (10 sec)
Press the reset button for 10 seconds; you will hear two beeps at the third and the tenth
seconds. The NAS will reset all the system settings to default as it does by web-based
system reset in “Control Panel” > “System Settings” > “Backup / Restore” > “Restore to
Factory Default” except all the data are reserved. The settings such as the users, user
groups, and the network share folders previously created will be cleared. To retrieve the old

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data after the advanced system reset, create the same network share folders on the NAS
and the data will be accessible again.
2.3 USB One Touch Copy
System Number of seconds (press the one touch copy button
to trigger data copy)
All NAS models 0.5 sec
Data Copy by the Front USB Port
The NAS supports instant data copy backup from the external USB device to the NAS or the
other way round by the front one touch copy button. To use this function, follow the steps
below:
1. Make sure a drive is installed and formatted on the NAS. The default network share
Qusb or Usb is created.
2. Turn on the NAS.
3. Log into QTS as an administrator.
4. Go to “Main Menu” > “Backup Station” > ”USB One Touch Copy”.
5. Under One touch backup for external device, select USB One Touch Copy.
6. Configure the behavior of USB One Touch Copy.
7. Connect the USB storage device to the front USB port of the NAS.
8. Press the Copy button. The USB LED will flash. The data will be copied to or from the
USB device according to the NAS settings.
Note:
This feature adopts incremental backup. After the first time data backup, the NAS only
copies the changed files since the last backup.
This feature is only available on certain NAS models. Please refer to the product
specification table for details at www.qnap.com.

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2.4 LED
The LED indicators of the NAS indicate the system status and information. When the NAS is
turned on, check the following items to make sure the system status is normal. Note that
the following LED information is applicable only when users have properly installed the
drive, and connected the NAS to the network and the power supply.
LED LED Status Description
System Status
Flashes green and
red alternately
every 0.5 sec
1. The hard drive on the NAS is being
formatted.
2. The NAS is being initialized.
3. The system firmware is being
updated.
4. RAID rebuilding is in process.
5. Online RAID capacity expansion is in
process.
6. Online RAID level migration is in process.
Red
1. The drive is invalid.
2. The disk volume has reached its full
capacity.
3. The disk volume is going to be full.
4. The system fan is out of function.
5. An error occurs when accessing
(read/write) the disk data.
6. A bad sector is detected on the drive.
7. The NAS is in degraded read-only mode
(2 member drives fail in a RAID 5 or RAID
6 configuration, the disk data can still be
read).
8. Hardware self-test error.
Flashes red every
0.5 sec
The NAS is in degraded mode (one member
drive fails in RAID 1, RAID 5 or RAID 6
configuration).
Flashes green
every 0.5 sec
1. The NAS is starting up.
2. The NAS is not configured.
3. A hard disk drive is not formatted.
Green The NAS is ready.
Deep flashes of
orange The NAS is in sleep mode.

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Off All the drives on the NAS are in standby
mode.
LAN Orange
The disk data is being accessed from the
network and a read/write error occurs
during the process.
Flashes orange The NAS is connected to the network.
HDD/SSD/M.2
SSD
Flashes red The NAS is being accessed from the
network.
Red A drive read/write error occurs.
Flashes green The disk data is being accessed.
Green The drive can be accessed.
USB
Flashes blue every
0.5 sec
1. A USB device (connected to the front USB
port) is being detected.
2. A USB device (connected to the front USB
port) is being removed from the NAS.
3. The USB device (connected to the front
USB port of the NAS) is being accessed.
The data is being copied to or from the
external USB device.
Blue A front USB device is detected (after the
device is mounted).
Off
No USB device detected.
The NAS has finished copying the data to or
from the USB device connected to the front
USB port.

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2.5 Beep Alarm
The beep alarm can be disabled in “Control Panel” > “System Settings” > “Hardware”.
Beep sound Number of Times Description
Short beep (0.5 sec) 1
1. The NAS is starting up.
2. The NAS is being shut down
(software shutdown).
3. The user presses the reset button to
reset the NAS.
4. The system firmware has been
updated.
Short beep (0.5 sec) 3 The NAS data cannot be copied to the external storage device from the front
USB port.
Long beep (1.5 sec) 3, every 5 min The system fan is out of function.
Long beep (1.5 sec)
2
1. The disk volume is going to be full.
2. The disk volume has reached its full
capacity.
3. The drives on the NAS are in
degraded mode.
4. The user starts the drive rebuilding
process.
5. A drive is plugged in or out.
1
1. The NAS is turned off by force
shutdown (hardware shutdown).
2. The NAS has been turned on and is
ready.

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Chapter 3. Upgrade Memory on QNAP Turbo NAS (RAM Module
Installation)
Warning:
The following instructions should only be performed by an authorized or trained
technician.
Strictly adhere to the instructions in this section to install RAM modules in NAS. Failure
to do so could result in property damage, bodily harm or even death.
Before starting, please ensure that you turn off the NAS, disconnect the power
adaptor, network cable(s), and also remove any other device/cable that is attached to
the NAS.
Please ensure that you wear an antistatic wrist strap during the entire process to
prevent electrostatic discharge. The crocodile clip should be connected to the ground.
When installing more than one memory module, it is recommended to use the same
size and ideally the same type/model in every slot.
QNAP provides RAM modules (optional purchase) for users to upgrade the NAS memory.
Follow the below steps to install an extra memory module on the NAS to upgrade the
memory.
The TS-1685 allows users to upgrade the memory in their QNAP NAS devices. Ensure that
the type of RAM is compatible with the NAS before installing.
To determine how much memory is currently in the system:
1. Log into QTS as administrator.
2. Go to “Control Panel” > “System Settings” > “System Status” to open the System
Status window.
3. To go System Information and check for System memory or Total memory.

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To install or replace RAM modules:
1. Power off the system by pressing the power button for 1.5 seconds or until the system
beeps once. Wait for all the LEDs on the front of the system to turn off.
2. Disconnect the power cord, network cables, and any other cables attached to the
device.
3. Before opening the NAS, wear an antistatic wrist strap and connect the crocodile clamp
to ground to prevent electrostatic discharge from damaging equipment.
4. Remove the screws on the back of the NAS that are connecting the case cover to the
chassis.
5. Gently remove case cover from case.