Sony HCD-DH50R Service Manual page 2

HCD-DH50R/DH70SWR
Ver. 1.1
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range:
87.5 — 108.0 MHz (50 kHz step)
Antenna:
FM lead antenna
Antenna terminals:
75 ohms unbalanced
Intermediate frequency:
10.7 MHz
AM tuner section
Tuning range:
European and Russian models:
531 — 1,602 kHz (9 kHz step)
Other models:
531 — 1,602 kHz (9 kHz step)
530 — 1,610 kHz (10 kHz step)
Antenna:
AM loop antenna
Antenna terminals:
External antenna terminal
Intermediate frequency:
450 kHz
General
Power requirements
Taiwan model:
AC 120 V, 50/60 Hz
Other models:
AC 220 — 240 V, 50/60 Hz
Power consumption
HCD-DH70SWR:
50 watts (0.5 W in Power
Saving Mode)
HCD-DH50R: 55 watts (0.5 W in
Power Saving Mode)
Dimensions (w/h/d) (excl. speakers)
HCD-DH70SWR:
Approx. 200 × 171.2 × 210.6 mm
HCD-DH50R:
Approx. 200 × 171.2 × 210.6 mm
Mass (excl. speakers)
HCD-DH70SWR: Approx. 3.0 kg
HCD-DH50R: Approx. 3.0 kg
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.
CAUTION
Use of controls or adjustments or performance of procedures
other than those specifi ed herein may result in hazardous radia-
tion exposure.
2
Supported file format
MP3 (MPEG1 Audio Layer-3)
File extension: .mp3
Bitrate: 32 kbps — 320 kbps
Sampling frequencies: 32/44.1/48 kHz
DivX
File extension: .avi/.divx
Video codec: DivX video
Bitrate: 8 Mbps (MAX)
Frame rate: 30 fps
Resolution: 720 × 576
Audio codec: MP3
MPEG4
File format: MP4 File Format
File extension: .mp4/.m4v
Video codec:
MPEG4 Simple Profile
(AVC is not compatible.)
Bitrate: 4 Mbps
Frame rate: 30 fps
Resolution: 720 × 576
Audio codec:
AAC-LC
(HE-AAC is not compatible.)
DRM: Not compatible
Design and specifications are subject to
change without notice.
Self-diagnosis Function
(When letters/numbers appear in the
display)
When the self-diagnosis function
is activated to prevent the system
from malfunctioning, a 5-character
service number (e.g. C 13 50) with a
combination of a letter and 4 digits
appears on the TV screen or the front
panel display. In this case, check the
following table.
First 3 Cause and corrective
characters of action
the service
number
C 13
Clean the disc with a
the system cannot play.
C 31
correctly.
Restart the system,
then re-insert the
disc correctly.
E XX To prevent a
(XX is a malfunction, the
number) system has performed
the self-diagnosis
function.
Contact your nearest
Sony dealer or local
authorized Sony
service facility and
give the 5-character
service number.
Example: E 61 10
This appliance is classified as a CLASS 1
LASER product. This marking is located
on the rear exterior.
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
WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS
MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
When displaying the version number
on the TV screen
When you turn on the system, the
version number [VER.X.XX] (X is a
number) may appear on the TV screen.
Although this is not a malfunction and
for Sony service use only, normal system
the system, and then turn on the system
again to operate.
WITH SONY PARTS