3.1.1 Removing the internal battery
(See Figure 1)
Prior to performing the following procedure, remove the external
battery.
(1) Remove one screw A on the bottom of the main body.
Screw A : 13-MAKXC100W(M2 x 10L(K)W-NI)
(2) Pull out the internal battery in the rear direction.
3.1.2 Removing the keyboard assembly
(See Figure 2 to Figure 4)
(1) Push the three latches (a) in the upper part of the keyboard
with a single-slotted screwdriver or a flat screwdriver, and
lift the keyboard.
Internal battery
A
Fig.1
Latch aLatch aLatch a
(2) Disconnect the wires from connectors CON3
the main board respectively.
and CON4 on
CON4
Key board
Fig.2
In attaching
the keyboard
Fig.3
CON3
Main board
Fig.4
Keyboard
11
22
2
In removing
the keyboard
1
(No.XE007)1-3
3.1.3 Removing the top case and LCD panel assembly
Hinge cover
DIMM cover
(See Figure 5 to Figure 10)
• Prior to performing the following procedure, remove the keyboard assembly.
(1) Insert a single-slotted screwdriver or a flat screwdriver in a
space b on the underside of the hinge cover. Then, remove
the hinge cover by pulling the screwdriver in the direction
indicated by the arrow.And then, remove one more hinge
cover at the other side of the main body.
Hinge cover
Space b
Fig.5
(2) Remove the eight screws B attaching the top case.
Screw B : 13-MAKXC60W(M2 x 6L(K)W-NI)
(3) Reverse the main body, and remove the four screws C on
the bottom of the main body.
Screw C : 13-MBSOC120W(M2 x 12L(S)W-NI, NY)
A special screwdriver is used when removing screw C.
(4) Disconnect the connector wire from the connector CON2
on the main board. Similarly, remove the connector wires
from the connectors CON5
BB
CON2
B
Shield plate
BB
, CON6, and CN3.
CON5CON6
CN3
B
Top case
Fig.6
N
DIMM cover
C
C
A special screwdriver
is used when removing
screw C.
Part name : SCREW DRIVER
Part number : 22-240000310
C
C
Fig.7
(5) Remove the three screws N attaching the DIMM cover, and
remove the DIMM cover.
Screw N : 13-MBKXC031W
The connection part of two wires connected to the LAN
board in a main board reverse side is pinched and removed.
• When re-connecting, the wire of a gray is connected to
the ”AUX” terminal on a LAN board, and a black wire connected to the “MAIN” terminal.
Moveover, please connect with a LAN board through a
wire in the hole on a main board.
1-4 (No.XE007)
Hole
Wire connection part
Main boardLAN board
Fig.8
(6) Remove one latch c on the rear side of the main body, and
1
2
2
release the four joints d while moving the top case in the
rear direction.
Latch c
Fig.9
Top case
3.1.4 Removing the main board
(See Figure 11 and Figure 12)
• Prior to performing the following procedure, remove the key-
board assembly, the top case, and the LCD panel assembly.
(1) Remove one screw D (short), one screw E (long), attaching
the main board.
Screw D : 13-MAKXC060W(M2 x 6L(K)W-NI)
Screw E : 13-MAKXC100W(M2 x 10L(K)W-NI)
(2) Lift the main board while pushing the microphone and
headphone jack in the direction indicated by the arrow, and
remove the main board.
CAUTION:
• In attaching the main board, put the lever of the PCMCIA slot
through the bottom case, and then push and attach the microphone and headphone jack.
• Be careful not to damage the battery detector switch on the
backside of the main board.
Bottom case
Main board
E
Battery detector
switch
Joint d
Fig.10
Fig.11
Main board
D
2
1
Microphone and
headphone jack
2
1
Bottom case
Fig.12
(No.XE007)1-5
3.1.5 Removing the parts on the main board
(See Figure 13 to 15)
• Prior to performing the following procedure, remove the main
board.
*Removing the fan assembly
(1) Remove the four screws F attaching the fan assembly.
(2) Disconnect the connector wire from the connector CON14
on the main board.
Screw F : 13-MBKXC031W(M2 x 3L(K,D3.4)W-NI,NY)
*Removing the hard disc drive
(1) Remove one screw G at the side of the main board where
the hard disc drive is not attached.
(2) Remove the hard disc drive by moving the hard disc drive
in the direction indicated by the arrow.
(3) HDD BRACKET (two places) installed in the side of the
hard disk drive is removed.
Screw G : 13-MAKXF030B(M3 x 3L(K)B-NI)
*Removing the modem pack
(1) Remove one screw H attaching the modem pack.
Screw H : 13-041203210(M2 x 3L(K)B-NI)
(2) Pull out the socket wire connected to the modem pack.
(3) Lift the modem pack, and remove it.
CON14
F
Hard disc driveFan assembly
Fig.13
G
*Removing the LAN board assembly
(1) Since a LAN board will be lifted upwards if the e section of
LAN board both ends is extended outside, it draws out as
it is.
(2) When attaching, it is a procedure contrary to the time of re-
moving, a LAN board is aslant inserted to a socket, and a
LAN board is pushed until it is fixed.
Modem pack
H
Socket
Fig.14
e
LAN Board
e
Fig.15
1-6 (No.XE007)
3.1.6 Removing the top case and the LCD panel assembly
LCD
LCD
Q
(See Figure 16)
• Prior to the following procedure, remove the top case and the
LCD panel assembly from the bottom case.
(1) Remove the two screws I attaching the hinge.
Screw I : 13-041206211(M2 x 6L(K)B-NI NY)
(2) Remove the tapes fixing the two wires of the LCD panel as-
sembly if necessary.
3.1.7 Removing the LCD panel assembly
(See Figure 17 and Figure 18)
• Prior to the following procedure, remove the LCD panel assembly.
(1) Remove the two rubber pads (fixed to the panel with adhe-
sive tapes) by using a sharp tool.
(2) Remove the two screws J attaching the LCD panel frame.
Screw J : 13-MBKXD040W(M2.5 x 4L(K)W-NI,NY)
(3) Lift and the centers of the four sides of the LCD panel from
inside to an outward direction. (It is soft enough to be lifted.)
Then, latches in the centers of the four sides and also other
latches are removed. To remove all the latches, lift the four
sides from inside to an outward direction.
*Be careful not to damage the LCD or apply any stress to
the LCD.
(4) Remove the two screws K attaching the LCD.
Screw K : 13-MBKXD040W(M2.5 x 4L(K)W-NI,NY)
(5) Remove one screw L attaching the inverter board, and dis-
connect the socket wire from the connector CN2
verter board.
Screw L : 13-MAK2C023B(M2 x 2.3L(K,Ø4.9)B-NI)
3.1.8 Remove the LAN antenna
(See Figure 18)
• Prior to the following procedure, remove the LCD.
(1) Remove the two screws M attaching the LAN antenna.
(2) Remove the tapes fixing the wire of LAN antenna if neces-
sary.
on the in-
I
Fig.16
Rubber pad and screw J
Latch
LatchLatch
LAN Antenna
M
LCD
Latch
Fig.17
LAN Antenna
M
I
LCD
K
K
Inverter board
L
Fig.18
(No.XE007)1-7
SECTION 4
ADJUSTMENT
This service manual does not describe ADJUSTMENT.
1-8 (No.XE007)
SECTION 5
TROUBLESHOOTING
5.1Pre installation procedure
No data such as Windows XP is recorded in a HDD supplied as a service part.
After HDD is replaced, pre installation to record data onto HDD should be carried out.
The following materials are needed:
• DVD-ROM & CD-R/RW DRIVE (model name MP-WDX2E)
• CD for HD Image installation
Procedure
(1) Remove all the appliances connected to the Mobile mini note PC.
(2) Connect the PC to AC adaptor to supply external power source for the PC.
(3) Set the HD Image disc in DVD-ROM & CD-R/RW DRIVE, and connect DVD-ROM & CD-R/RW DRIVE to the PC.
(4) Turn the PC on.
(5) Press "F11" button while "JVC" is displayed on the screen.
Continue pressing the “F11” button until boot menu is displayed.
(6) Select a drive name of DVD-ROM & CD-R/RW DRIVE by using "↑" and "↓" buttons, and press “Enter” button.
(7) When "Press any key to continue..." is displayed, press any key. Then, installation starts.
After installation procedure finishes, the screen shown in Figure 1 is displayed.
When this screen is displayed, press the power button to turn the PC off.
Pre installation is completed in the procedure above.
Finish
Q:\>_
Fig.1
If error 1701 is displayed
If error 1701 is displayed, delete the data in HDD in the following way, and start the pre installation procedure from the beginning.
The following materials are needed:
• fdisk.exe (bootable disk)
• USB floppy disk drive
(1) Prior to the procedures below, insert an fdisk.exe disc in a floppy disk drive, and connect the floppy disc drive to the PC.
(2) Turn the PC on.
(3) Press "F11" button while "JVC" is displayed on the screen.
Continue pressing "F11" button until a boot menu is displayed.
(4) Select a floppy disc drive by using "↑" and "↓" buttons, and press "Enter" button.
(5) After a while, the screen shown in Figure 2 is displayed. Then, enter "fdisk," and press "Enter" button.
Starting Windows 98...
Microsoft(R) Windows 98
(C)Copyright Microsoft Corp 1981-1998.
A:\> fdisk
Fig.2
(6) "Do you wish to enable large disk support (Y/N) ......?" is displayed. Then, enter "Y," and press "Enter" button.
Fixed Disk Setup Program is opened.
(7) Delete all the areas in HDD by using Fixed Disk Setup Program.
Follow the procedure indicated on the screen.
(8) Finish Fixed Disk Setup Program by using "Esc" button, and turn the PC off.
(9) Remove the floppy disk drive and start the pre installation procedure from the beginning.
(No.XE007)1-9
5.2BIOS update procedure
After the main board replacement, conform BIOS version to the previous BIOS version. (However, if the client wish an update, comply
with the client's request.) When BIOS update is required as a result of modification, refer to JVC homepage for detail.
Notice for BIOS update
• Make sure to exit all the applications or programs that are running. Resident software such as antivirus software must also be
either finished or canceled.
• Disconnect all the peripheral appliances, modem cables, and LAN cables.
• Do not perform system shutdown, reset operation, or power cut off during the update procedure as it may disable restart function.
• Cancel all the passwords on the BIOS or HDD when starting BIOS, and then perform the update procedure.
• Make sure to connect to AC adapter and fit with a fully loaded battery when updating. (Prepare two ways of power supply in case
of power down, adapter dropout, or battery shortage.)
The following materials are needed
• USB connection floppy disc drive (Provision from JVC)
• A_FLASH2 disc (Provision from JVC)
• BIOS update file (Download from JVC homepage)
Update procedure
1. BIOS update disc creation
(1) Download an update file from JVC homepage.
(2) Save the updated file to the route of A_FLASH2 disc.
2. Start from the USB connected floppy disc drive.
(1) Insert BIOS update disc into the floppy disc drive and connect it to the PC via USB.
(2) Press the button to turn on and to start DOS. [A:\>_] is displayed on the screen.
3. Execution
(1) Input[aflash2]after [A:\>_] then press Enter key.[ACPI BIOS Flash Memory Write V2.05] will start running.
(2) Display on the screen is as shown below, input [2] then press Enter Key.
Choose one of the followings :
1.Save current BIOS to file
2.Updata BIOS to flash Memory
Enter choice [ 2 ]
(3) Display on the screen is as shown below, input the update file name.
(e.g.) 0201j3n.rom
•If you input a wrong file name, [FILE NOT OPEN]will be displayed on the screen. Press any key to start again and input
the correct file name.
Please input file name of new BIOS : _
(4) Input [Y] answering the question on the screen shown as below. The update will start.
Are your sure to replace BIOS? (Y/N) : [ Y ]
(5) When the update is completed properly, [Successfully! press any key to continue.] is displayed. Press any key to return to
the initial screen.
(6) Press [ESC]key to return to DOS screen. Turn the switch off to finish the procedure.
1-10 (No.XE007)
5.3Diagnosis on HDD
By operating this procedure, HDD failure is self diagnosed.
The following materials are needed. (Provision from JVC)
• USB connection floppy disc drive
• Drive Fitness Test disc
Diagnosis procedure
1. Start from USB connected floppy disc drive.
(1) Insert Drive Fitness Test disc into the floppy disc drive and connect the floppy disc drive to the PC via USB.
(2) Press the power button to turn the PC on. The PC DOS 7.0 Startup Menu will start running shortly. Input [2] and press EN-
TER key.
PC DOS 7.0 Startup Menu
1. SCSI and ATA support
2. ATA support only
Enter a choice : 2
2.Execution
(1) When [License Agreement] is displayed, input [A].
License Agreement
(2) When [Device List] is displayed, select [Primary Master] and input [Y].
Device List
00 ATA Primary Master **************** **.** GB
01 ATAPI Secondary Master ****************
(3) The screen returns to [Device List] confirmation display. Input [A].
Device List
00 ATA Primary Master ****************
01 ATAPI Secondary Master ****************
Advance Test
I don't AgreeI Agree
NoYes
Help
Rescan BusQuick Test
(No.XE007)1-11
(4) When [Advanced Test] is displayed, input [S].
Advance Test
HelpStartCancel
(5) [Test Results] is displayed. If no bad sector is detected on the HDD, [Operation completed successfully] is displayed. As a
result the HDD has been diagnosed as proper.
Test Results
Operation completed successfully
Disposition Code = XXXX
Ok
(6) Input [O], to return to [Device List] display. Press [Alt] key and [X] at the same time, [Confirmation] screen is displayed. Next
input [Y].
Confirmation
Do you want to exit this program ?
YesNo
(7) When [Exit] screen is displayed, press power button to turn the PC off to finish the procedure.
Exit
Please reboot your system now !
1-12 (No.XE007)
5.4Caution in replacing a bottom case
• Serial label and COA LABEL are not stocked as service parts. Reuse the serial label and COA LABEL. Use glue remover when
removing the serial label and COA LABEL.
Parts No:UN-001
Parts name:SUBSIDIARY MATERIAL
Removing the serial label
(1) Drip a few drops of glue remover onto the spatula .
(2) Immediately remove the serial label slowly and carefully with a spatula.
(3) If any stickiness left on the surface of the label, drip few more drops of glue remover and wipe with some tissue paper.
5.5Main board replacing procedure
(1) Replace parts from the previous MAIN BOARD.
• Replace [HDD].
• Replace [LAN BOARD ASSY].
• Replace an expansion memory. (If there is any)
(2) Adjust after the main board replacement.
• Conform the BIOS version to the previous MAIN BOARD.
• If the client wish an update, comply with the client's request.
(3) Perform an operation check after the replacement of the main board.
Perform an operation check according to the [ Operation check item list after the repair is completed ].
5.6Operation check item list after the repair is completed
ItemContentsRequired equipment
1IEEE1394Is connected with IEEE1394 port the Digital video camera and
do recognize it?
2PC CARDCheck whether PC card operates properly when it is connected
to PC card slot for Card Bus.Check whether PC card operates
properly when option CD-ROM drive is inserted in PC card slot.
3USBIs connected with USB the Digital video camera and do recog-
nize it?
Is connected with USB the mouse and do recognize it?
4MICIs connected with the MIC terminal a MIC on the market, and
can record it?
5HEADPHONE Is connected with the headphone terminal a headphone on the
market, and can hear a sound?
6LANDo connect with the network, and do recognize it?Network
7WIRELESS
LAN
8MODEMCan the telephone line be connected, and it connect it with the
9VGADoes it connect with the monitor, and is the image displayed?Monitor for PC
10DC inCan AC be driven?General power supply
11BATTERYIs the outer battery recognized?Outer battery
12LID SWITCHDoes the LID switch work?
13RESETIs RESET effective?
14KEYBOARDIs the key input effective?
15STICKIs the STICK effective?
16 THREE BUT-
TON
17SPEAKERIs the sound emitted from both channels of the speaker?
18RUNNINGIs not there trouble after it playback by using Windows media
Do connect with the network, and do recognize it?
Does a WIRELESS LAN ON/OFF switch operate?
Internet?
Does each button operate normally?
player for continuousness eight hours?
Digital video camera made of our company.
PC card corresponding to Card Bus on the
market.(Example:100Mbase-T LAN card)CDROM drive of option.
Digital video camera made of our company.USB mouse on the market.(Transfer
rate:Low)
MIC on the market.
Headphone on the market.
Network, Access point for wireless LAN
Telephone line.PPP account to connect dialup with the Internet.
VGA Cable (Provision)
(No.XE007)1-13
Victor Company of Japan, Limited
AV & MULTIMEDIA COMPANY MOBILE IT CATEGORY 1644, Shimotsuruma, Yamato, Kanagawa 242-8514, Japan
(No.XE007)
Printed in Japan
VPT
PARTS LIST
[MP-XP741DE]
* All printed circuit boards and its assemblies are not available as service parts.
* (x_) in a description column shows the number of the used part.
Area Suffix
DE ----------- Germany
- Contents -
Exploded view of general assembly and parts list
Packing materials and accessories parts list
3-2
3-9
(No.XE007)3-1
Exploded view of general assembly and parts list
Final assembly (1/2)
47
67
47
41
47
47
28
47
84
83
1
36
41
27
47
12
28
A
B
36
47
47
Block No. M1MM
Refer to
MAIN BOARD ASSY
32
49
73
33
43
87
6
43
47
77
91
C
77
11
77
25
26
48
81
92
77
24
D
B
A
I
H
43
70
70
PLEASE be sure to stick
(25)"15-100323910/ INT BATT.LABEL"
and (26)"15-100324111/ WARNING LABEL"
on (24)"INTERNAL BATTERY" in shipment.
Layout note:
COMP0 and COMP2 need to be Zo=27.4ohm traces.
Best estimate is 18mil wide trace for outer layers and
14mil if on internal layer. See RDDP of Banias.
Traces should be shorter than 0.5". Refer to latest CS layout
COMP1, COMP3 should be routed as Zo=55ohm
traces shorter than 0.5"
R197
+3VS
SMBDA_3S 11,13,14
FORCE_OFF# 36
2
COMP0
COMP1
COMP2
COMP3
R468
R469
27.4Ohm
54.9Ohm
0603060306030603
1%1%1%1%
12
12
Title
J2N
SizeDocument NumberRev
Banias 1 of 2
Date:Sheet
R451
54.9Ohm
12
1
343Tuesday, August 17, 2004
R460
27.4Ohm
12
2.2
of
5
4
3
2
1
12
C301
0.47U
+VCORE
12
C307
C256
10uF/10V
12
C247
C298
10uF/10V
12
C262
C308
10uF/10V
12
C202
C201
10uF/10V
12
C289
0.1UF
+V1.8S_PROC
12
10uF/10V
+VCORE
12
C219
12
+
CE20
330UF/4V
12
C260
10uF/10V
12
C309
10uF/10V
12
C199
10uF/10V
12
C271
0.1UF
12
12
C300
10uF/10V
12
12
12
C287
0.1UF
12
12
12
12
+
CE19
470U/4V
12
C310
10uF/10V
12
C288
0.1UF
R213 0Ohm
R247 0Ohm
R211 0Ohm
3
12
12
C269
0.1UF
+VCORE+VCORE
U46C
AA11
VCC0
AA13
VCC1
AA15
VCC2
AA17
VCC3
AA19
VCC4
AA21
VCC5
AA5
VCC6
AA7
VCC7
AA9
VCC8
AB10
VCC9
AB12
VCC10
AB14
VCC11
AB16
VCC12
AB18
VCC13
AB20
VCC14
AB22
VCC15
AB6
VCC16
AB8
VCC17
AC11
VCC18
AC13
VCC19
AC15
VCC20
AC17
VCC21
AC19
VCC22
AC9
VCC23
AD10
VCC24
AD12
VCC25
AD14
VCC26
AD16
VCC27
AD18
VCC28
AD8
VCC29
AE11
VCC30
AE13
VCC31
AE15
VCC32
AE17
VCC33
AE19
VCC34
AE9
VCC35
AF10
VCC36
AF12
VCC37
AF14
VCC38
AF16
VCC39
AF18
VCC40
AF8
VCC41
D18
VCC42
D20
VCC43
D22
VCC44
D6
VCC45
D8
VCC46
E17
VCC47
E19
VCC48
E21
VCC49
E5
VCC50
12
C268
0.1UF
+V1.8S_PROC_VCCA1
+V1.8S_PROC_VCCA2
+V1.8S_PROC_VCCA3
E7
VCC51
E9
VCC52
F18
VCC53
F20
VCC54
F22
VCC55
F6
VCC56
G21
F8
2
VCCSENSE
VCC57
VCC58
VSSSENSE
Banias Processor Skt_cooperspur
LAYOUT NOTE: Provide a test point with no
stub to connect differential probe between
VCCSENSE and VSSSENSE at the location
where the two 54.9ohm resistors terminate
the 55ohm tramission lines.