Sony Vaio Pcg Serie Pcg Fx290 Manual

1-8
Confidential
PCG-FX290/FX290K (UC)
2. Inverter Assy, LCD Harness, FPC, Display Housing Assy
1 32Inverter Assy
9Display Housing Assy Inverter Assy
CN2
4FPC 7M2X4 Special Head 
(Black)
8LCD Harness
5 6Shield Tape (SK) 

1-9
Confidential
PCG-FX290/FX290K (UC)
1-4.Replacing the CPU
1. Removing the CPU
2. Installing the CPU
1Align the triangle reference mark of
the CPU with that of the CPU socket
and insert all the pins of the CPU to
the corresponding holes of the CPU
socket.
2Insert a flat-blade screwdriver into the
notch as shown in the illustration and
rotate it so that the protrusion comes
to the lock position. 1Insert a flat-blade screwdriver into the
notch as shown in the illustration and
rotate it so that the...

1-10
Confidential
PCG-FX290/FX290K (UC)
(END)
1-5. DIP Switch Setting of the MBX-49 Board
The DIP switch on the MBX-49 board (main board) is set to match with the LCD that is used in this computer.
Part  No.
1-476-576-11DIP switch setting
The upper position where ON indication is
shown is the ON position .
The lower position is the OFF position.
1
2
3
4
5
6
7
8O
N
12345678
10010111
0 : ON 1: OFF
No.
ON/OFF 

2-1 PCG-FX290/FX290K (UC)
Confidential
CHAPTER 2.
SELF DIAGNOSTICS
Please confirm “Self Diagnostics” method  which will be informed you with distribution
of “Self Diagnostics” software.
ATTENTION
(END) 

Confidential
PCG-FX290/FX290K (UC)
(END)3-2 3-1
CHAPTER 3.
BLOCK DIAGRAM
Port Replicator
CNX-125(Touchpad BTN)
CNX-123
MODEM
MDC Module
µ-PGA2 Connector
CP U
MP  III 1GHz
(Cache:256kB  OD)Memory Subsystem
PC100 SO-DIMM
SO-DIMM
Socket 2
Row# 2,3SO-DIMM
Socket 1
Row# 0,1
P C I Bus
FW82801
VID
Selector
CPU
Volt Reg
CLK
GEN
IMI
C9835
SMBUS2
USB
PORT 0
Primary IDE
Secondary IDE
i.Link
TI
TSB43AA22PDT
Audio
AD1881AAC Link
Ext. MIC
Headphone
Am
p
Am
p
Ether PHY
82562ET
Cardbus
RICOH
R5C476 II
L P C
Super...

Confidential
PCG-FX290/FX290K (UC)
(END)4-2 4-1
CHAPTER 4.
FRAME HARNESS DIAGRAM
KEY BOARD
DC FAN
CPU
VIDEO OUT
EXTERNAL MICROPHONE
HEADPHONE
IEEE 1394 i.LINK
CN2801
CN1101
CN701
CN802
CN1701
CN1703
CN1301CN1
CN502
1 250
49
Side
PC CARD
CONNECTOR
RAM
PC100 SO-DIMMRAM
PC100 SO-DIMM
BATTERY PACK
PWS-13 Board
(Side-B)
CNX-125 Board
(Side-B)
TOUCH PADCOMBINATION 
DRIVE 
(CD-RW/DVD-ROM)
FLOPPY DISK
DRIVE
2nd BATTERY PACK
(OPTION)
SWX-73
(Side-A) MODEM CARD MBX-49 Board
(Side-A)
J1
Speaker L Speaker R
CNX-123...

5-1
CHAPTER 5.
EXPLODED VIEWS AND PARTS LIST
NOTE:
• The mechanical parts with no reference number in the
exploded views are not supplied.
• Items marked “ * ” are not stocked since they are seldom
required for routine service. Some delay should be
anticipated when ordering these items.
• When two or more parts are shown in parallel, use the
part described first as the main part.The components identified by mark 0 or
dotted line with mark 0 are critical for safety.
Replace only with part number...

5-2
Confidential
PCG-FX290/FX290K (UC)
Ref.No.Part No.DescriptionRef.No.Part No.Description
5-1. Main Section
1 X-4623-411-1 ASSY BOTTOM (AM)
3 4-640-837-22 DOOR BATTERY
* 8 4-651-706-01 HEATSINK BOTTOM
* 11 4-651-707-21 INSULATOR HEATSINK BOTTOM
12 1-763-658-11 FAN, DC (WITH HEAT SINK)
15 4-643-832-21 DUMMY CARD
18 A-8066-543-A COMPLETE PWB SWX-73 (PPK)
19 X-4623-388-2 ASSY HOOD KEYBOARD Z
20 1-529-287-11 SPEAKER UNIT
21 3-718-233-01 NUT, PLATE
22 1-790-639-22 FPC 50PIN (FOR HDD)
24 1-772-936-11 HDD...

Confidential
PCG-FX290/FX290K (UC) 5-35-4
165
B3163
160161 159
162
B8 B8 B3 B3
34B8 B18 B18
B19B878 24 B15
B15
46
E EF
F C I
DCI
J
H H
AB
BA
K
KL
L
D 5272
112
15788
B4
B4 B1 B32
B8 B8
B8
B17B4 15
76
76 20 123 20
18 19
2160
38
67
40 10539
155
55 359
74
58
5657
26
25
27
28
124
125
29
81
B1
B1
B3 B3
B8B8
B8 22B1
B7
B8
B14
B14 B8
136 136
139
11
8
134
63
71
3736
B6 B29B29
B6 35
6853
126
69
3231 B10
B10B10
33 B12
J
30
14781 152
153
164
B8
84
148
1
48
701 (Refer to Page 5-6.) 
M B1
M
154
B31
G156
128
B33
G
B12...

Confidential
PCG-FX290/FX290K (UC)
Ref.No.Part No.DescriptionRef.No.Part No.Description5-2. LCD Section – Made by SA –
5-55-6
NOTE :
The dip switch on the MBX-49 board (Main board) is set to
match with the LCD (1-476-576-11) that is used in this computer.
The upper position where ON indication is shown is the
ON position . The lower position is the OFF position.
201 1-476-316-11 INVERTER UNIT
202 X-4623-380-1 HINGE LEFT 15
203 X-4623-446-2 ASSY HOU, BEZEL 15SA-Z (EXP)
206 4-637-902-41 LATCH
207...