Panasonic CF-74CCBAXBM manual Removing the PC Card Ejector and Lithium Battery

Page 28

Note:

After replacing the Main Board, rewrite the BIOS ID.

1.Disconnect the ten Cables from the ten Connectors (CN6, CN7, CN24, CN19, CN28, CN21, CN802, CN18, CN15, CN25).

2.Remove the six Screws <N9>.

3.Remove the Main PCB.

4.Remove the MP Guide.

Screws <N9>: DFHE5025XA

10.1.11.Removing the PC Card Ejector and Lithium Battery

Lithium Battery

PC Card Ejector

(to CN14)

CN14

Main PCB

<N9>

1.Remove the two Screws <N9>.

2.Remove the PC Card Ejector.

3.Disconnect the Cable from the Connector (CN14).

4.Remove the Lithium Battery.

Screws <N9>: DFHE5025XA

10.1.12.Removing the DC-IN PCB and I/O

PCB

Modem Cable

LAN Cable MODELAN

 

 

Holder

 

DC-IN PCB

<N9>

<N19>

<N9>

<N9>

 

 

 

 

I/O PCB

 

MODELAN-2

Holder

I/O Plate

1.Remove the two Screws <N9>.

2.Remove the DC-IN PCB.

3.Remove the two Screws <N9>.

4.Remove the four Screws <N19>, and then the I/O PCB from the I/O Plate.

5.Remove the Modem Cable and LAN Cable from the MODELAN Holders.

Screws <N9>: DFHE5025XA

Screws <N19>: DFHE5035ZB

10.1.13.Removing the FAN Motor and SD PCB

Cable Holder

 

Fan Tape1

Fan Tape2

Fan Duct

<N5>

 

<N9>

SD PCB

FAN Motor

Heat Sink

Heat Sink

SpringHeat Sink

Spring

1.Remove the Cable Holder.

2.Remove the two Screws <N5>.

3.Remove the FAN Motor.

4.Remove the Heat Sink, Fan Duct, and the four Heat Sink Springs.

5.Remove the three Screws <N9>.

6.Remove the SD PCB.

Screws <N5>: DXSB2+6FNL

Screws <N9>: DFHE5025XA

10-4

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Contents CF-74 Page Laser Safety Information Page Page Contents CPU CF-74CCBAXBM / CF-74CCBADBMLAN Main Specifications Names and Functions of Parts Right side Block Diagram Page Troubleshooting Power-On Self Test Boot Check Diagnosis Beep signal sound Error messageStuck key 02D0 System cache error Cache disabled Diagnostic Test UnitSelf Diagnosis Test Vesa Mode Test Speaker TestCPU A20 Gate Test Cache ON/OFF TestPeripheral Test Test Selection End of test Error Messages and Troubleshooting Wiring Connection Diagram Battery Pack PreparationRemoving the HDD HDD UnitRemoving the Dimm Memory Card Removing the KeyboardRemoving the Speaker and the LED PCB KBD FPCRemoving the Bottom Case Removing the Main PCBCN6 CN7Removing the DC-IN PCB and I/O Removing the PC Card Ejector and Lithium BatteryRemoving the FAN Motor and SD PCB Removing the USB PCB Removing the Display unitRemoving the LCD Front Cabinet Removing the LCD and the InverterScrews N14 DRHM0106ZA Removing the Touch PAD and PADPAD SW PCB Setting the LCD Unit InverterArranging the W-LAN L and R Cable LAN Antenna L PCB LAN Antenna R PCBAttaching the LCD Damper C and LCD Damper D Arranging the LCD/TS CableAttaching the Cloth LCD UnitArranging the TP Power Cable and Attaching the TP/LCD Sheet Setting the Inverter and Arranging the Inverter CableLCD Rear Cabinet Setting the Display unit Setting the LCD Front CabinetFixing of the LCD Front Cabinet Setting the USB PCB Safety Working MP Slide SheetArranging the USB Cable USB Cable TapeSetting the SD PCB, Heat Sink and FAN Motor Applying Grease on the Heat SinkPipe Sheet Fan Dust SheetSetting the DC-IN PCB and I/O PCB Arranging the DC-IN CableFAN Cable Sheet DC-IN Cable ~3mm INV. CableSetting the PC Card Ejector and Lithium Battery Setting the Main PCBArranging the Lithium Battery Lithium BatteryNo.8 TP Power Cable FAN Cable Connector CN28Arranging the FAN Cable FAN Motor Main PCB TapeSetting the Wireless Module and MDC Module Arranging the Modem CableMDC Module Kapton TapeSetting the Bottom Case Setting the Handle AssySetting the Speaker and the LED PCB Soldering the Speaker Cable and Setting the Speaker RubberRed Line Soldering White Line Red Line Speaker Speaker CableSetting the Keyboard Center CoverSetting the Dimm Memory Card and Dimm Cover Exploded View Screw tightening torque Screw tightening torque CF-74CCBAXBM PCB, PAD Switch RTL Wireless LAN ModuleLithium Battery DFJS993YA Cable TP PowerLithium ION Battery Pack DFQX5582ZA Manual DFHR3C91ZA Sheet LED PowerDFJS991ZA Cable Speaker R DFJS997ZA CableserialDFHR6221ZA LED Lenz Power Indicator Sheet BIndicator Sheet SD Power SW ButtonDFHR3C99ZA No SC Cushion DFHR3D15YA PEN Friction SheetHDD Latch Knob DFHR6209ZA PEN HolderDescription Page Page EEFUD0D271ER Page Page EEFCX0E221R Capacitor EEFCX0D221RThermistor EEFUD0J151ER Page ECJ2FF1A106Z ERJ2RKF1500XEEFSX0D331ER Connector EEFCX0J101REEFCD0D101ER EEFCX0G151RDiode IC, Temperature Censor IC, Audio Power AmplifierIC, USB Power SW FUSE, 2AIC, Switch IC, Power Management SwitchIC, FET Switch IC, Logic ICInductor DDB5Z021C-Y DDAZS100MT3T InductorPoly SW Transistor B1GBCFNN0042B1GBCFJN0037 Transistor B1GFCFNN0019 TransistorTransistor B1GDCFNN0031 B1GFCFJN0016 Transistor Transistor ERJ2GEJ102X RESISTOR, 1/16W, 1KΩERJ2RKF1000X ERJ2RKF27R4XERJ2GEJ562X ERJ2GEJ560XERJ2GEJ240X ERJ2RKF75R0XERJ2RKF2550X ERJ2RKF1501XERJ2RKF1002X RESISTOR, 1/16W, 10KΩ Resistor ArrayResistor Array ERJ2GE0R00X RESISTOR, 1/16W, 0Ω DEARA8CJ330M Resistor Array ERJ2GEJ1R0X RESISTOR, 1/16W, 1ΩERJ2GEJ104X ERJ2RKF22R6X ERJ2GEJ471XERJ2GEJ470X DEARA8AJ103M Resistor ArrayERJ2GEJ203X RESISTOR, 1/16W, 20KΩ ERJ2GEJ105X RESISTOR, 1/16W, 1MΩERJ2RKF49R9X ERJ2RKF4871XERJ6GEY0R00V RESISTOR, 1/10W, 0Ω ERJ2GEJ223X RESISTOR, 1/16W, 22KΩERJ2GEJ333X RESISTOR, 1/16W, 33KΩ ERJ2GEJ153X RESISTOR, 1/16W, 15KΩERJ2RKF2490X ERJ2RHD561XERJ3GEYJ100V ERJ3GEYJ3R3VERJ2RKF4702X RESISTOR, 1/16W, 47KΩ ERJ2RKF3302X RESISTOR, 1/16W, 33KΩERJ2RHD153X RESISTOR, 1/16W, 15KΩ ERJ2RHD104XLED PCB Diode EVQPLDA15B1GDCFNN0031 Transistor ERJ2GEJ102X RESISTOR, 1/16W, 1KΩERJ2GEJ822X ERJ2GEJ103X RESISTOR, 1/16W, 1KΩB1GDCFJA0025 Transistor ERJ3GEYJ101V

CF-74CCBAXBM specifications

The Panasonic CF-74CCBAXBM is a remarkable rugged laptop designed to cater to the demanding needs of professionals in various industries, including construction, utilities, and public safety. Known for its robust build quality and impressive specifications, the CF-74 is engineered to withstand harsh environments while delivering high performance.

One of the standout features of the CF-74 is its durability. The device is MIL-STD-810G certified, which means it meets military standards for toughness, making it resistant to water, dust, vibration, and drops. This ruggedness is complemented by a magnesium alloy chassis, which not only enhances durability but also keeps the device lightweight, thus promoting portability for users who are always on the move.

The laptop is equipped with a 14.0-inch daylight-readable display with a resolution of 1280 x 800 pixels, offering excellent visibility in various lighting conditions. This feature is especially useful for field workers who need to read the screen in bright sunlight. Additionally, the CF-74 supports multi-touch functionality, allowing for an intuitive user experience that improves productivity.

Performance-wise, the CF-74CCBAXBM is powered by Intel's Core i5 processors, providing sufficient processing power for demanding applications. Coupled with up to 8GB of RAM, users can run multiple applications smoothly without experiencing lag. The device also includes a range of storage options, allowing for HDDs or SSDs, which enhances speed and reliability.

Connectivity is another significant aspect of the CF-74's design. It comes equipped with multiple ports, including USB 3.0, HDMI, Ethernet, and serial ports, ensuring that users can easily connect to various peripherals and networks. Additionally, it offers optional features such as a built-in 4G LTE module for mobile data access, GPS functionality, and smart card readers for enhanced security.

In terms of battery life, the CF-74 is designed for long usage hours, making it suitable for extended work sessions in the field. The laptop also supports hot-swappable batteries, enabling users to replace batteries without shutting down the device, thus minimizing downtime.

Overall, the Panasonic CF-74CCBAXBM stands out as an excellent choice for professionals who require a rugged, reliable, and high-performance laptop to handle the challenges of demanding work environments. Its combination of durable design, robust performance, and extensive connectivity options makes it a valuable tool for those in need of a reliable mobile computing solution.