PECSU Q7 User manual

USER’S MANUAL
Q7 / Q7S
Thanks for selecting PECSU products.
Before using this device, please read this user’s manual carefully to make sure that
the best possible performance is obtained. please make sure that all the necessary
accessories are completely included in the pacakge.
For any product issue, please contact us via: [email protected]

Key Diagram

1. Power
Short press: play / pause / confirm ; Long press: switch device
2. Volume －
Short press: reduce the volume ; Long press: continuously reduce the volume
3. Volume ＋
Short press: increase the volume ; Long press: continuously increase the volume
4. Record
One key recording, long press to directly enter the recording interface
5.Clip wearable back clip
6. Home open the submenu
7. Last / Fast-Backward
Normally, short press: left, up cursor selection; long press: quick switch
In [music playing]mode, short press: last song; long press: music fastback
8. Next / Fast-Forward
Normally, short press: right, down cursor selection; long press: quick cut
In [music playing]mode, short press: next song; long press: music fast forward
9. Back
Return to the upper menu
10. USB Port
Charging / Data transmission
11. Reset
Reset function, press and hold the reset hole for 3 seconds to reset (by a pin), and
the device will restart and restore the factory settings

Basic Operating Instructions
◇Power on/off:
1. Power on: long-press the power button to power on, and the display will light up.
2. Power off: long-press the power button to power off, and the display will turn off.
◇Charge:
When the USB cable is connected to charge, the display shows the charging icon and
the power level. here are some notes below:
(1)Do not charge for a too long time, more than 6 hours of charging may cause zero
internal damage
(2)After fully charged, it is recommended to continue charging for half an hour to ensure
a longer playback time.
(3)The battery (battery pack or combined battery) or product shall not be exposed to
the environment such as sunlight, fire, or similar overheating.
(4)The battery of this player is a polymer lithium battery, which can be recharged for
use. The first three charges must be charged for more than 2 hours, and each time the
battery is used up, the battery life can be extended.
(5)If using a power adapter for charging, please choose a power adapter that has been
certified by FCC/UL/CE/PSE and meets the standard requirements.
Optimized Charging:
When charging through the computer's USB port, whether the machine is turned on
or not, as long as you connect the product to the computer, you can charge the product;
(Note: Connect the computer to charge, if you do not need to copy files; when the

computer shows that it is connected to the disk, click The connection icon in the lower
right corner safely pops up in connection mode for charging.)
We recommend charging with the screen backlight turned off, which can prolong
the life of the display. During the charging process, the product body will heat up to a
certain extent, which is a normal phenomenon.
Headphone Output Interface: please use standard 3.5mm headphone/earphone
◇Data Transmission:
please plug the device's USB port directly into the computer to transfer data
◇TF Card Expansion:
please insert standard TF card(micro sd), maximum support 128GB (Q7S with BT
version supports expansion, Q7 without BT version does not support expansion)
◇Lyric File:
the lyric file needs to be in LRC format, the name of the lyric file needs to be the
same as the song name, and it should be placed in the same directory.

Trouble Shooting
1. The button has no function
please restart the machine and try it again.
2. The screen displays garbled characters
please check whether the correct language option has been set; restart the machine.
3. Noise
please check whether there is external matter in the headphone plug, and double-
check whether the audio file is damaged.
4. No sound
please check if the volume is set to 0, double-check the headphone connection, or if
the music file is damaged.
5. The volume plus and minus keys cannot adjust the volume
please long press the volume up and down keys to adjust the volume when the
screen is on.
6. Unable to transfer files or on the computer
please replace the USB cable or check whether there is a problem with the PC and
the USB interface.
7. Unable to copy files
please confirm whether the connection between the computer and the player is
correct, and confirm whether the storage space of the memory is full or whether the

USB cable is damaged.
8. This device is used abnormally
please restore the factory settings to see if it returns to normal; use the charger to
activate the battery, and try to restart it on the premise that there is a certain amount
of power, or contact our after-sales team for a system refresh.
9. Why sometimes the standby time is shorter than usual
the use time of lithium batteries will be different based on the temperature
environment and usage conditions. If the ambient temperature is too low, the battery
life will be affected, it is recommended to use the device at room temperature. From
the perspective of usage, it is also affected by factors such as volume or frequent
operations, and the actual use time will also vary to some extent.

Pre-cautions
◇External environment:
1. Do not place the product in direct sunlight.
2. Do not use or place the product in a particularly hot, cold, dusty and humid, dry
harsh environment.
3. Please keep the product away from electromagnetic, high temperature, low
temperature, smoke, wet, and other harsh environments.
◇Correct use and maintenance:
1. Please be informed that this device is not waterproof, please do not clean the product
with water or other chemical reagents, please use a soft flannel to clean the surface of
the product.
2. Do not disassemble or modify the product. Do not disassemble the machine without
authorization, if you have any questions, please contact our after-sales staff.
3. Do not press the screen of the product with excessive force; Do not vibrate or hit the
product violently; Do not drop the product during use; Do not place heavy objects on
the product.
4. To protect hearing, please do not turn on the volume too high (the doctor pointed
out that listening at a high volume for a long time will damage the listener's hearing).
Turn down the volume or stop using it when you experience ear discomfort.
6. Please perform "disk defragmentation" on the player device regularly. The product
can be connected to a PC via the direct USB port. Once the PC correctly recognizes the
player, format it using the Windows operating system; formatting will erase existing
data from the product. Therefore, please backup the files before formatting.

◇Please pay attention during use
1. Please do not disconnect the product when the device is formatting or uploading
and downloading, otherwise it may cause data loss or program errors.
2. When the device is used as a mobile hard disk, the user should store and export files
according to the correct file management operation method. Otherwise, files will be
lost due to wrong operation methods.
3. Use the USB port of the device to connect to the computer for a long time, and the
device body will heat up. It is recommended not to connect to the computer for a long
time. Unplug it from the computer's USB port when not in use.
4. If the product is infected by a virus program when it is connected to a computer or
imported or downloaded files from the computer, and the machine files and firmware
programs are damaged due to viruses and cannot be used, the user can upgrade the
firmware on a computer that is determined to be virus-free, and then format the device
to fix the problem.
◇About memory:
Due to the difference in the capacity calculation, the FAT partition table of the product
system firmware and Flash memory will occupy a certain space. There will be some
differences between the memory capacity of the machine logo and the memory
capacity displayed after connecting to the PC, depending on the machine used. It is
normal depending on the firmware version and Flash-type.
Packing List
USB MP3 Player × 1, USB adapter × 1 (a USB female to male adapter)

Specifications
Model:
Q7
Q7S
Bluetooth:
N/A
YES, V5.0
Micro SD card:
N/A
Supported up to 128GB
Size:
82× 27× 11 MM without clip(W× H× D)
Screen:
0.96inch TFT
Weight:
45gr
Resolution:
80× 160 pixels
Built-in ROM + RAM:
32GB+1GB
Product Material:
metal, plastic, tempered glass
Charging Time:
about 2 hours for a full charge (5V 1A charger),
Playing Time:
music playback time is about 30 hours (test format MP3, volume 10, bit
rate 192Kbps, black screen, headphone playback)
Audio Format:
MP3, WMA, AAC, WAV, APE, FLAC with details below:
MP3: bit rate 8Kbps-320Kbps,sampling rate 8KHz-48KHz
WMA: bit rate 5Kbps-384Kbps,sampling rate 8KHz-48KHz
AAC:bit rate 8Kbps-320Kbps,sampling rate 8KHz-48KHz
WAV:bit rate 32Kbps-384Kbps,sampling rate 8KHz-48KHz
APE:bit rate 800Kbps-1000Kbps,sampling rate 8KHz-48KHz
FLAC:bit rate 1000Kbps-1200Kbps,sampling rate 8KHz-48KHz
E-Book Format:
TXT
Recording Format:
MP3,WAV
FM Radio:
campus frequency band 76MHz-90MHz
common frequency band 87.5MHz-108MHz
Language Support:
English, Spanish, Traditional Chinese
Computer System Support:
Window XP, VISTA, WINDOWS 7/8.1/10, Mac OS 10
Micro SD card Format:
FAT 16 / FAT 32 / FAT 64 (NTFS Not Supported)
Lyric synchronization:
The song and the lyrics are played and displayed synchronously in the
same folder, and the lyrics support the LRC format