Panasonic Cf 52 Service Manual

2-2
A : Hard disk drive
B : Smart Card slot 
 
C : ExpressCard slot
 
D : PC Card slot   
E : IEEE 1394 interface connector
F : USB port
 
G : DC-IN jack
H : External display port
  I : Security lock
A Kensington cable can be connected.
For further information, read the manual that comes 
with the cable.
J : Ventilation hole
K : Modem port
  
L : LAN port
M : Serial port
N : Expansion bus connector
 
O : RAM module slot
 
P : Hard disk drive latch
 
Q : Multimedia pocket release button
 
R : Battery...

3 Block Diagram
3-1
Processor Processor 
System Bus System Bus 
 
PM965 PM965 (1.05V)  
Memory 
Interface Host 
Hub 
Bridge PCI 
Express
AGTL+ AGTL+ 
64bit 800 MHz 64bit 800 MHz 
Processor Number T7300 Processor Number T7300 
L2 Cache 4M L2 Cache 4M 
Cl ock Spock Speedeed 2GHz  2GHz 
Front Side Bus 800MHz Front Side Bus 800MHz LCD  
(15.4” WXGA or WUXGA) 
1.8V1.8V 
64bit64bit
533 / 667MHz533 / 667MHz
VGA (1.15V) 
Radeon X???? Radeon X???? (M71M) ATi (M71M) ATi 
CRT 
iCH8-MiCH8-M (1.05V) 
USB x10...

4-1
4.1.
4  Diagnosis Procedure 

4.2.  Troubleshooting 
 
Please take note of the following two points with regard to troubleshooting:  1. Know-how of diagnosis upon occurrence of heavy troubles, e.g. ‘Set cannot be turned ON’, ‘Set fails to start’, ‘No display o n 
screen’, etc. 
2. Explanation of each trouble, mainly symptom of trouble in operation. 
 
Ô  Flow Chart 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
NG
NO
YES
NO
YES
NG
NO
YESNG
OK
OK
NO
YES
NG
OK
NG
OK
NO
YES
OK
OK
NG
START START 
Pay attention to the...

5 Power-On Self Test (Boot Check)
 Outline of POST
The set has a boot check function called POST (Power-On Self Test) in it. The condition of the main body is diagnosed by checking
beep sound or error code.

 Start .............Test begins automatically when power switch is set to ON.

 Normal finish .....After memory checking, a beep sound is issued once and the set is placed i\
nto automatic stop.
Note: If no error occurs, nothing is displayed.  (No display of OK, etc\
.)
Error Diagnosis by Checking...

6  List of Error Codes 
The following is a list of the messages that BIOS can display.  Most of \
them occur during
POST.  Some of them display information about a hardware device, e.g., t\
he amount of memory
installed.  Others may indicate a problem with a device, such as the way\
 it has been configured.
Following the list are explanations of the messages and remedies for rep\
orted problems.
If your system displays one of except the messages marked below with an \
asterisk (*), write
down the message...

Troubleshooting
02D0  System cache error - Cache disabledContact Panasonic Technical Support.
02F0: CPU ID: CPU socket number for Multi-Processor error.
02F4:  EISA CMOS not writable ServerBIOS2 test error:  Cannot write to EISA CMOS.
02F5:  DMA Test Failed ServerBIOS2 test error: Cannot write to extended DMA (Direct Memory Acc\
ess) registers.
02F6:  Software NMI Failed ServerBIOS2 test error: Cannot generate software NMI (Non-Maskable Inte\
rrupt).
02F7:  Fail - Safe Timer NMI Failed ServerBIOS2 test...

7  Self Diagnosis Test
7-1
            As for the self-diagnosis test(PC-Diagnostic utility) to u\
se this model, a standard test and the
            enhancing test by the module of the main body building in ar\
e possible.
            ÔNotesyTo skip BIOS password
yyyyyyyyy Use + key to skip BIOS password or authentication of fingerpr\
int.
yyyyyyyyy This key is only for entering DIAG mode. Not available to boot the compu\
ter.
yyyyyyyyy If customer set HDD Lock, the DIAG...

7-2
-As for the device under the diagnosis, blue and yellow are alternately \
displayed at the left of the icon.
- The diagnosis result of the device greens at the left of the icon when\
 it is normal, and becomes red when
abnormal.
-When the test of all devices ends, the test result is displayed under t\
he right of the screen.
-Please click         while diagnosing when being stop on the way by the\
 time the test of all devices ends.
-Please click         when you restart PC-Diagnostic utility.
*Each...

7-3
                       Start the standard test                          \
                       Do not test
    Please begin testing clicking        if the selection of the tested \
device ends.
                         
2-2. PC-Diagnostic utility End method
    
When       of Close on the right of the screen is clicked, the compute\
r reactivates automatically. Or, the
     power supply switch is done in the slide and the power supply is tu\
rned off.
2-3. The content of the setup is returned to...