HCD-FX300i
2
NOTES ON CHIP COMPONENT REPLACEMENT
•
Never reuse a disconnected chip component.
•
Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
FLEXIBLE CIRCUIT BOARD REPAIRING
•
Keep the temperature of soldering iron around 270 °C during
repairing.
•
Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).
•
Be careful not to apply force on the conductor when soldering
or unsoldering.
SAFETY CHECK-OUT
After correcting the original service problem, perform the follow-
ing safety check before releasing the set to the customer:
Check the antenna terminals, metal trim, “metallized” knobs,
screws, and all other exposed metal parts for AC leakage.
Check leakage as described below.
LEAKAGE TEST
The AC leakage from any exposed metal part to earth ground and
from all exposed metal parts to any exposed metal part having a
return to chassis, must not exceed 0.5 mA (500 microamperes.).
Leakage current can be measured by any one of three methods.
1. A commercial leakage tester, such as the Simpson 229 or RCA
WT-540A. Follow the manufacturers’ instructions to use these
instruments.
2. A battery-operated AC milliammeter. The Data Precision 245
digital multimeter is suitable for this job.
3. Measuring the voltage drop across a resistor by means of a
VOM or battery-operated AC voltmeter. The “limit” indication
is 0.75 V, so analog meters must have an accurate low-voltage
scale. The Simpson 250 and Sanwa SH-63Trd are examples
of a passive VOM that is suitable. Nearly all battery operated
digital multimeters that have a 2 V AC range are suitable. (See
Fig. A)
1.5 k
0.15
F
AC
voltmeter
(0.75 V)
To Exposed Metal
Parts on Set
Earth Ground
Fig. A. Using an AC voltmeter to check AC leakage.
SAFETY-RELATED COMPONENT WARNING!
COMPONENTS IDENTIFIED BY MARK
0
OR DOTTED LINE
WITH MARK
0
ON THE SCHEMATIC DIAGRAMS AND IN
THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS
WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS
MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
ATTENTION AU COMPOSANT AYANT RAPPORT
À LA SÉCURITÉ!
LES COMPOSANTS IDENTIFIÉS PAR UNE MARQUE
0
SUR
LES DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES
PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ DE FONC-
TIONNEMENT. NE REMPLACER CES COMPOSANTS QUE
PAR DES PIÈCES SONY DONT LES NUMÉROS SONT DON-
NÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS
PUBLIÉS PAR SONY.
CAUTION
Use of controls or adjustments or performance of procedures
other than those specifi ed herein may result in hazardous radia-
tion exposure.
This appliance is classifi ed as
a CLASS 1 LASER product.
This marking is located on the
rear exterior.
• Abbreviation
AUS :
Australian
model
CND : Canadian model
E2
: 120V AC area in E model
E51
: Chilean and Peruvian models
KR
: Korean model
MX
: Mexican model
SP
: Singapore model
TH :
Thai
model
TW :
Taiwan
model
s
Standby power consumption: 0.5 W
wiring boards.
s
Halogenated flame retardants are not used in the certain printed
USB section (AEP, E2, E51 and MX models only)
Supported bit rate:
MP3 (MPEG 1 Audio Layer-3): 32 kbps – 320 kbps, VBR
Sampling frequencies:
MP3 (MPEG 1 Audio Layer-3): 32/44.1/48 kHz
(USB) port: Type A, maximum current 500 mA
Design and specifications are subject to change without notice.
General
Power requirements:
European model: AC 230 V, 50/60 Hz
Latin American models (except for Mexican model):
AC 110 V – 120 V or 220 V – 240 V, 50/60 Hz, adjustable with voltage
selector
Mexican model: AC 120 V, 60 Hz
25 watts (US, CND, SP, KR, TW, TH, AUS)
Dimensions (W/H/D) (excl. speakers):
Approx. 158 mm × 240 mm × 251.5 mm
Mass (excl. speakers): Approx. 2.2 kg
Power consumption: 28 watts (AEP, UK, E2, E51, MX)
North American model: AC 120 V, 60 Hz
Australian model: AC 230 V – 240 V, 50/60 Hz
Korean model: AC 220 V, 60 Hz
Taiwan model: AC 120 V, 50/60 Hz
Other models: AC 220 V – 240 V, 50/60 Hz
Thai model: AC 220 V, 60 Hz
Ver. 1.2
Содержание HCD-FX300i AEP
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