Sony PCV-E314DS - Vaio Digital Studio Desktop Computer, Service Manual

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3-2
PCV-E314DS
3.10
PCI
Audio
•
Aureal 8820/8830 plus
AC97 codec
•
Legacy DOS support through PC/PCI
•
ex20dB boost add for MIC IN input(Single Powered OP-amp required)
•
+6dB boost with power amplifier add for HEADPHONE OUT (T
exas Instrument
TP
A302 or equivalent)
•
SNR +85dB,
THD +80dB ( LINE IN to LINE OUT
, 1kHz sine wave, 0dB=1 V
rms)
•
EMI filters( or equivalent consideration) on HEADPHONE OUT/LINE IN/GAME POR
T
for FCC
•
SPDIF digital serial output to SPDIF paddle card.
Specs (tentative)
Notes
Line In
1V
rms (typ) 2V
rms (max)
10k ohm impedance
Headphone out(line out)
1.5 V
rms(max)
32 ohm load (drive headphone)
2 V
rms (max)
10k ohm load
Mic In
0.1 V
rms (max)
Codec Boost Of
f
3.1
1
AGP
Graphics
•
2xAGP interface Matrox MGA-G200
•
8MB SDRAM configuration
3.12
Battery Requirements
•
T
ype 2032, 3V coin battery with socket on motherboard
•
Battery life greater than 3 years on motherboard ( without
AC power supply)
3.13
Other Key Components
•
SMC FDC37B807B Super I/O Controller
•
PIIX4e PCI-IDE controller
•
2Mbit Flash ROM
3.14
Thermal Consideration
The following table provides information on temperature sensitive components. Appropriate cooling methods should be taken on the system to meet the specification. Component
Maximum T
emperature
Note
Pentium III processor
450MHz(512K L2)
70
°
( thermal plate )
29.8W
(Katmai)
500MHz(512K L2)
70
°
( thermal plate )
32.9W
Intel 82443BX(P
AC)
85
°
( case)
Intel 82371AB(PIIX4e)
85
°
( case)
Matrox MGA-G200
100
°
(case)
5.5W@3.45V
3.15
Power Supply /Consumption
The motherboard should meet the following power supply tolerance. -5V supply is not used in this motherboard DC V
oltage
Acceptable T
olerance
+3.3V
±
5%
+5V
±
5%
+5V STB
±
5%
+12V
±
5%
-12V
±
5%
3.16
Regulatory Compliance
The motherboard should be compliant with the following safety and EMI regulations when correctly installed in a micro
A
TX chassis.
3.16.1
Safety
Meet the following regulations.
3.16.1.1
U
L
UL1950-CSA950-95
3.16.1.2
CSA
CSA C22.2 No.95-93 Pentium II processor
333MHz(512K L2)
75
°
( thermal plate )
23.6W
(Deschutes)
350MHz(512K L2)
75
°
( thermal plate )
24.5W
450MHz(512K L2)
70
°
( thermal plate )
31.2W
400MHz(512K L2)
75
°
( thermal plate )
27.9W