1. Okwu mmalite
This manual provides detailed instructions for the operation and maintenance of your symcode MJ-Q50 Handheld POS Terminal. This device integrates a 5.5-inch touch screen, 58mm thermal receipt printer, 1D/2D barcode scanner, and supports Android 8.1, 4G, Wi-Fi, Bluetooth, and NFC communication. Please read this manual thoroughly before using the device to ensure proper functionality and safety.
2. Ozi nchekwa
- Ewepụla ngwaọrụ ahụ na oke okpomọkụ, ìhè anyanwụ kpọmkwem, ma ọ bụ oke iru mmiri.
- Zere idobe ma ọ bụ idobe ngwaọrụ ahụ na mmetụta siri ike.
- Use only the provided charger and battery. Unauthorized accessories may damage the device and void the warranty.
- Anwala ịkwasa ma ọ bụ rụkwaa ngwaọrụ n'onwe gị. Kpọtụrụ ndị ọrụ ruru eru maka enyemaka.
- Debe ngwaọrụ ahụ na mmiri na mmiri mmiri ndị ọzọ.
3. Ihe ngwugwu
Chọpụta na ihe niile dị na ngwugwu:
- symcode MJ-Q50 Handheld POS Terminal
- Akwụkwọ mpịakọta okpomọkụ
- Chaja USB
- eriri USB

Foto 3.1: symcode MJ-Q50 Handheld POS Terminal and accessories.
This image displays the symcode MJ-Q50 device, a USB charging cable, a wall adapter, and a roll of thermal paper, representing the standard package contents.
4. Ngwaọrụ gafereview
Familiarize yourself with the physical components of the symcode MJ-Q50.

Foto 4.1: symcode MJ-Q50 Component Identification and Dimensions.
This image provides multiple views of the device. The front view highlights the 5.5-inch display, menu, home, and return buttons, and the integrated cutter for the printer. The top section shows the symcode logo and the NFC symbol. The back view indicates the infrared scan head, volume port, and battery location. A side view illustrates the Type-C port, reset button, one-click scan button, volume buttons, and power button, along with the device's thickness of 0.7 inches.
- Ngosipụta: 5.5-inch touch screen for user interaction.
- Cutter: Integrated mechanism for cleanly tearing printed receipts.
- Infrared Scan Head: Located on the rear for 1D/2D barcode scanning.
- Volume Port: Maka mmepụta ọdịyo.
- Battery Location: Removable battery compartment on the rear.
- Ụdị-C Port: For charging and data transfer (USB OTG supported).
- Tọgharịa bọtịnụ: For device reset.
- One-Click Scan Button: Dedicated button for initiating barcode scans.
- Bọtịnụ olu: Hazie ọkwa ọdịyo.
- Bọtịnụ ike: Turns the device on/off and controls screen sleep/wake.
- Onye na-agụ NFC: Integrated for contactless card recognition.
5. Nhazi
5.1 Ntinye batrị
The device comes with a large removable 3200mAh 7.6V Lithium Polymer battery.
- Chọta ebe batrị dị n'azụ ngwaọrụ ahụ (lee Foto nke 4.1).
- Carefully open the battery cover. Note: The cover may require firm but gentle pressure to open.
- Tinye batrị ahụ, hụ na kọntaktị ndị ahụ dabara nke ọma.
- Mechie mkpuchi batrị nke ọma.

Foto 5.1: Battery Installation and Capacity.
This image illustrates the large removable battery, highlighting its 3200mAh capacity and 30-hour estimated usage time. It shows the battery being inserted into the device's rear compartment.
5.2 Thermal Paper Roll Installation
The device supports 58mm wide thermal paper rolls with a 40mm diameter capacity.
- Gently open the printer cover located at the top of the device.
- Insert the thermal paper roll into the compartment, ensuring the paper feeds out from the bottom and the leading edge is straight.
- Were obere mpempe akwụkwọ gafere n'obe ahụ.
- Close the printer cover firmly until it clicks into place.

Foto 5.2: Thermal Paper Roll Installation.
This image demonstrates the process of installing a thermal paper roll into the device's printer compartment. It highlights the 80mm/s printing speed and 58mm paper width compatibility, along with the "Double Expansion Of Large Paper Warehouse" feature.
5.3 Ntinye Kaadị SIM na TF
The device supports Nano SIM and TF (MicroSD) cards for expanded storage and network connectivity.
- Locate the SIM/TF card slot, typically near the battery compartment.
- Insert the Nano SIM card into the designated slot with the gold contacts facing down.
- If using, insert the TF card into its slot.
- Ensure both cards are seated correctly.
5.4 Ike mbụ na njikọ netwọkụ
- Press and hold the Power Button (refer to Figure 4.1) until the screen illuminates.
- Follow the on-screen prompts to complete the initial Android setup.
- To connect to Wi-Fi: Go to Ntọala > Netwọk & Ịntanetị > Wi-Fi, select your network, and enter the password.
- For 4G connectivity: Ensure a valid SIM card is installed and mobile data is enabled in Ntọala > Netwọk & Ịntanetị > Netwọk mkpanaka.
6. Ntuziaka ọrụ
6.1 Basic Navigation (Android 8.1)
The device runs on Android 8.1, providing a familiar smartphone-like interface.
- Ihuenyo mmetụ aka: Navigate by tapping, swiping, and pinching.
- Bọtịnụ ụlọ: Na-alaghachi na ihuenyo ụlọ.
- Bọtịnụ menu: Accesses recent applications or context menus.
- Bọtịnụ nloghachi: Na-alaghachi na ihuenyo gara aga.

Foto 6.1: Android 8.1 Interface and System Overview.
This image displays the device's 5.5-inch touch screen running Android 8.0 (note: product description states 8.1, this image shows 8.0, assume 8.1 is correct). It highlights 4G connectivity, 3GB RAM, and 16GB ROM. Various app icons like Google, Play Store, Loyverse, and e-Boleta are visible.
6.2 Printing Receipts and Labels
The integrated 58mm thermal printer supports both receipt and label printing.
- Ensure a thermal paper roll is correctly installed (refer to Section 5.2).
- Open your POS application (e.g., Loyverse, Kyte) and process a transaction or select an item for printing.
- Initiate the print command within the application. The device will automatically print the receipt or label.

Foto 6.2: Receipt and Label Printing Capabilities.
This image demonstrates the device's ability to print both standard receipts and labels, showcasing examples of each type of printout.
6.3 Barcode Scanning (1D/2D)
The device features a 5MP autofocus camera for scanning 1D and 2D barcodes.
- Open an application that supports barcode scanning.
- Point the infrared scan head (on the rear of the device) towards the barcode.
- Press the dedicated One-Click Scan Button or activate the scan function within the application.
- Ensure the barcode is within the camera's focus range for accurate reading.

Foto 6.3: Barcode Scanning Functionality.
This image shows the symcode MJ-Q50 actively scanning a 1D barcode on a package. It also visually differentiates between 2D (QR) and 1D barcode types, emphasizing the device's 5MP autofocus camera for quick identification.
6.4 NFC Functionality
The device includes NFC for contactless card recognition and other compatible applications.
- Ensure NFC is enabled in the device's settings (Ntọala > Ngwa ejikọrọ > NFC).
- Open an application that utilizes NFC (e.g., for payment processing or loyalty programs).
- Hold the NFC-enabled card or device near the NFC symbol on the top part of the POS terminal.
- The device will register the NFC interaction.
6.5 Ngwa Ndị A Na-akwado
The symcode MJ-Q50 supports a wide range of Android applications, including popular POS software. You can download applications from the Google Play Store.
- POS Software: Loyverse, iREAP, Kyte, Shopify.
- General Apps: Google Chrome, PDF readers.
7. Nlekọta
7.1 Na-ehicha ngwaọrụ
- Gbanyụọ ngwaọrụ tupu ihicha.
- Jiri akwa dị nro na-enweghị ntụpọ dampened with water or a mild screen cleaner to wipe the display and exterior.
- Ejila kemịkalụ siri ike, ihe na-ehicha ihe, ma ọ bụ oke mmiri.
- Use a soft brush or compressed air to gently clean the printer head and barcode scanner lens.
7.2 Nlekọta batrị
- Chajịa batrị zuru oke tupu ojiji mbụ.
- Zere ka batrị ahụ wụpụ kpamkpam mgbe niile iji mee ka ọ dịruo ogologo ndụ.
- Ọ bụrụ na a gaghị eji ngwaọrụ ahụ ruo ogologo oge, chajie batrị ahụ ruo ihe dịka 50% ma debe ya n'ebe dị jụụ ma kpọọ nkụ.
7.3 Ndochi akwụkwọ mpịakọta
Replace the thermal paper roll when it runs out or when print quality degrades. Refer to Section 5.2 for detailed installation steps.
8. Nchọpụta nsogbu
| Nsogbu | Ihe nwere ike ime | Ngwọta |
|---|---|---|
| Ngwaọrụ anaghị agbanwu ọkụ. | Batrị dị ala ma ọ bụ mebie. | Charge the device using the provided USB charger and cable. |
| Igwe nbipute anaghị ebi akwụkwọ. | No paper, paper jammed, or printer cover not closed. | Check and replace paper roll (Section 5.2). Ensure printer cover is securely closed. Clear any paper jams. |
| Poor print quality or small font. | Low battery, incorrect paper type, or application settings. | Ensure battery is sufficiently charged. Verify you are using thermal paper. Check print settings within your POS application for font size adjustments. |
| Barcode scanner not reading. | Barcode damaged, poor lighting, or scanner lens dirty. | Ensure barcode is clear and undamaged. Provide adequate lighting. Clean the scanner lens (Section 7.1). |
| Device shuts down unexpectedly during printing. | Battery issue or software malfunction. | Ensure the battery is fully charged and properly seated. Try restarting the device. If the issue persists, perform a factory reset (backup data first) or contact support. |
| Cannot connect to Wi-Fi/4G. | Incorrect password, out of range, or SIM card issue. | Verify Wi-Fi password. Move closer to the Wi-Fi router. Check SIM card installation and mobile data settings. |
9. Nkọwapụta
| Njirimara | Nkọwa |
|---|---|
| Nọmba nlereanya | MJ-Q50 |
| Sistemụ nrụọrụ | Android 8.1 |
| Nhazi | MTK Deca-core/10 cores (up to 2.5Ghz) |
| Ebe nchekwa | 3GB Ram, 16GB ROM |
| Ngosipụta | Ihuenyo mmetụ 5.5-inch |
| Ụdị Mbipụta | 58mm thermal nnata Printer |
| Ọsọ mbipụta | 90mm / s |
| Dayameta mpịakọta akwụkwọ | 40mm (nke kacha) |
| Ihe nyocha Barcode | 1D/2D Barcode Scanner (via 5MP Autofocus Camera) |
| Njikọta | 4G, Wi-Fi, Bluetooth, NFC |
| ọdụ ụgbọ mmiri | USB Type-C (supports OTG), Nano SIM + TF card slot |
| Batrị | 3200mAh 7.6V Lithium Polymer |
| Akụkụ ngwaahịa | 8.6 x 2.2 x 3.25 sentimita asatọ |
| Ibu Ibu | 1.3 pound |

Foto 9.1: Key Specifications Summary.
This infographic visually summarizes the device's core functions and specifications, including processor (MT8797 10-core up to 2.5G), RAM/ROM (3G+16GB), network (4G all Netcom/WiFi), printing speed (80mm/s), paper width (58mm), screen (5.5-inch HD), battery (7.6V/3200mAh), camera (5 Mega-Pixel), SIM card support, and Android 8.0 OS.
10. Akwụkwọ ikike na nkwado
For warranty information and technical support, please refer to the documentation provided with your purchase or contact symcode customer service.
Kọntaktị Nkwado ndị ahịa:
- Ekwentị: 212-555-1212 (Ọpụample Number)
- Websaịtị: Visit the official symcode websaịtị maka akụrụngwa nkwado.
When contacting support, please have your model number (MJ-Q50) and purchase information ready.





