27 Digital Photo Frame
Revision History 27 Digital Photo Frame User Guide 1.0 2015-09-05 File Name Version Date 2
Product Brief 1.1 Overview 27 Digital Photo frame---Settle a space in a twinkling at your happy time! Need not a computer, need not to hurdle to print, re-appear fascinating appearance at any time!
1.2 Appearance 1.2.1 Front View View Picture1-1-1 DPF27 Front view 3
1.2.2 Back View Picture 1-1-2 DPF27 Back view 4
1.2.3 Detailed Drawing ALS Picture 1-1-3 Left view Table1-1-1 Left view ALS 1 * ALS (Ambient Light Sensor) 5
Picture 1-1-4 Rear view Table 1-1-2 Back view description No.
Name Power Port TF card slot HDMI Description DC 12V 4A 1 * TF card slot 1 * HDMI out Detailed Debug Only Debug Only Micro USB 1 * Micro USB port Debug Only
* Debug only functions as for developer use only, the customer can't use. 1 * burning key Burning Key Debug Only 6
1.3 Feature
271080p IPS Display with Anti-Glare Technology
1920 x 1080 Full HD Resolution
300 cd/m2 Brightness
1.8 GHz Quad Core ARM Cortex-A17
1GB DDR3 RAM
8GB Storage
802.11 b/g WiFi + Bluetooth 7
Key Parameters Hardware Specification Product Feature Screen CPU GPU System RAM Flash memory Hard disk wireless network Interface Micro USB 2.0 Card reader HDMI Power Buttons buttons Accessories Power adapter Other Cercification 27 1920 x 1080 Full HD Resolution RK3288 Quad Core ARM Cortex-A17 1.8 GHz Mali 400 Quad Ubuntu 1GB/DDR3 8GB/eMMC NA 802.11 1x1 BG+BT 1 TF/Micro SD 2.0 1 1 Burning key DC 12V/ 4A 48W CCC,FCC,CE 8
Use profile 3.1 WIFI&BT The following is a summary of the components tests and expected results:
Component Used for Bluetooth Android device is connected to frame using application Wifi SoftAP Wifi client Server Check frame wifi access point on the mobile app Connect the frame to the network Server status change from offline to online Expected App is able to connect between mobile and frame Mobile wifi manager shows the frame AP as available Connection success. Signal values are high status changes from offline, product, frame, creators, gallery and then online Failure Connection between app and frame not working or bluetooth is not available Frame Wifi AP doesnt appear on mobile Connection fail or signal values are low No change in status or server status is Error. About WIFI
Get an Android device and install the Meural Application from the play store
( https://play.google.com/store/apps/details?id=com.meural.Meural )
The frame has its own open Wifi access point. If not previously connected to any Wifi network, the frame will open it 30 seconds after boot. You can see the name and the connection status on the Frame screen
Check you can see the frame name on the mobile WiFi manager as an available connection (pollok79 in the image below) 9
Connect the mobile to the frame access point. You might be prompt to approve this connection since it doesnt include internet
Open the Meural application. You should see that the frame is connected. If not, try to rescan and check you are indeed connected to the frame access point 10
Go to settings and select the factory/office/home Wifi network and enter password (NETGEAR98 and 12345678 in the example below)
Frame screen will now show if it is connected including signal values, server status and ip address. Close the application. If frame failed to connect, it will go back to its access point and the above steps should be repeated. 11
Now that the frame is connected, make sure the mobile is also connected to that network and open the Meural application. The app will auto scan for your frame and if found will show it on its front page. About Bluetooth (Bluetooth default is always open)
If no frame found. You will be prompted to enter a 6 digit pin
If the frame is in production mode, this number will be displayed on the screen, and labeled bt_key during the wifi test
If the frame is post production mode, find settings on your Meural Frame. This is done by swiping DOWN to show settings, and RIGHT to highlight
Wifi. Swipe DOWN to selectWifi 12
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On success, a wifi connection screen will appear. Select a wifi network, enter password, and click Next. If failed, try to repeat the process again. 13
3.1 ALS The following is a summary of the components tests and expected results Component ALS connectivity ALS environment Backlight adjustment Sequence Test Checks if the ALS has been detected by the firmware and registered as an input device ALS readings in different environments Backlight according environment is adjusting ALS to Expected is The ALS page shown on screen for 20 seconds Failure ALS page is skipped and go directly to Gesture interface ALS is covered -->
ALS LUX should be near 0. ALS is lighted
--> ALS should be well above 100 ALS is covered -->
backlight is very dark ALS is lighted -->
backlight is very high change No settings in backlight change No settings in backlight
Check that the ALS and Backlight test is being shown on screen
Cover the ALS and see the following :
ALS LUX value changes to near 0
Backlight change to 9-10%
Screen will get very dark
Direct Flashlight the ALS(with phone or any other device) and see the following:
ALS LUX value is greater or near 1000
Backlight change to greater or near 90%
Screen will get very bright 14
If ALS is not being shown at all, something is wrong with the hardware. 15
3.1 Gesture Guide The Meural Frame is equipped with a hidden gesture sensor for each orientation (indicated witha removable sticker) that sits bottom and center. Holding Your Hand Gesturing will help you get around the frame.
To use the gesture sensor, extend your fingers as though shaking a hand, and point them towards the frame, 1 to 2 from the frame.
To swipe left or right, hold you hand with thumb up and move it horizontally across the entire sensor area.
To swipe up or down, hold your hand level with the ground and move it vertically through the entire sensor area. 16
FCC This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:
(1) This device may not cause harmful interference, and (2) this device must accept any interference received including interference that may cause undesired operation. Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 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/TV technician for help. 17