ZTE MF253L Internal Photographs
Internal Photograph of EUT
This section provides detailed internal photographs of the ZTE MF253L wireless router, showcasing its components and layout.
Page 1: Rear View with Antennas Labeled
The rear of the device is shown with the following antennas identified:
- WWAN Diversity Antenna
- WLAN Antenna 1
- WLAN Antenna 2
- WWAN Main Antenna
The image includes a ruler for scale reference.
Page 2: Device Opened - Left Side (PCB)
The device is opened, revealing the internal Printed Circuit Board (PCB) on the left side. Connectors for Ethernet and power are visible.
Page 3: Device Opened - Right Side (Chassis)
The right side of the opened device shows the internal chassis structure.
Page 4: PCB - Top View
A closer view of the PCB's top side, displaying various integrated circuits and components.
Page 5: PCB - Top View with Components
Further detail of the PCB's top side, highlighting specific components and their markings.
Page 6: PCB - Top View with Component Markings
Detailed view of the PCB, focusing on component markings such as 'MOC H1601CG', '1000 10V', and '13392'.
Page 7: PCB - Top View with Antenna Connector
The PCB is shown with an attached antenna cable, and component markings like 'd6vB', 'MOC H1601CG', and '13392' are visible.
Page 8: PCB - Top View with Connectors and Components
Detailed view of the PCB, showing connectors and components with markings such as '3105 4R7', '1000 10V', and '30801'.
Page 9: PCB - Underside View
The underside of the PCB is displayed, showing its layout and components.
Page 10: Close-up of PCB Components
A magnified view of specific components on the PCB, including 'DW30 S306P', '101', 'U120 13391', and 'A001 01 EH'.
Page 11: Close-up of PCB Components (Samsung, Winbond)
Detailed view of PCB components, including a Samsung chip ('ERFØ35APC'), a Winbond chip ('25Q128BVFC'), and other components with markings like '3R3', '4R7', and '900AP'.
Page 12: Close-up of PCB Components (SiGe)
Focus on a specific area of the PCB with components, including a SiGe chip ('2597L 333EF') and other markings.
Page 13: Close-up of PCB Components (SiGe, MOC)
Detailed view of PCB components, featuring a SiGe chip ('2597L 333EF'), a 'MOC H1601CG' chip, and other components.
Page 14: Close-up of PCB Components (MOC, Capacitors)
Magnified view of PCB components, including 'MOC H1601CG', '4R7', '220 6.3V', and '9338-1'.
Page 15: Close-up of PCB Components (Capacitors, Switches)
Detailed view of PCB components, including capacitors ('25J 100'), switches, and other integrated circuits.
Page 16: Close-up of PCB Components (Si32171-FM)
Focus on a specific chip on the PCB with the marking 'Si32171-FM 1308BLSOFO'.
Page 17: Close-up of PCB Components
Detailed view of a section of the PCB with various small components.
Page 18: Close-up of PCB Components (B0319 LM)
Magnified view of a component on the PCB marked 'B0319 LM'.
Page 19: Close-up of PCB Components (61089A B 56 317P)
Detailed view of PCB components, including a chip marked '61089A B 56 317P'.
Page 20: Close-up of a Small Module
A small module is shown with a serial number 'S/N:275641900029' and other markings.
Page 21: Close-up of a Small Module
Another view of a small module with a ruler for scale.
Page 22: Close-up of a Small Module
Detailed view of a small module on the PCB.
Page 23: Close-up of a Small Module (Qualcomm)
Focus on a module containing Qualcomm components, including 'MDM9215', 'WTR1605L', and 'C33570.0 E334605'.
Page 24: Close-up of a Small Module (Qualcomm)
Detailed view of a module with Qualcomm components, including 'MDM9215', 'WTR1605L', and 'JSFBAB2N72ABC'.
Page 25: Close-up of a Small Module
Detailed view of a module on the PCB with various integrated circuits.
Page 26: Close-up of a Small Module (PM8018)
Focus on a module with a 'PM8018' chip and other components.
Page 27: Close-up of a Small Module (PM8018)
Detailed view of a module on the PCB, showing components including 'PM8018'.
Page 28: WWAN Main Antenna
The WWAN Main Antenna is shown, with the label '
Page 29: WWAN Diversity Antenna
The WWAN Diversity Antenna is displayed, labeled as '
Page 30: WLAN Antenna 1
WLAN Antenna 1 is shown, labeled as '
