Read Sony XDR-C706DBP Service Manual online
XDR-C706DBP
6
SECTION 4
DIAGRAMS
For Schematic Diagrams.
Note:
• All capacitors are in μF unless otherwise noted. (p: pF) 50
• All capacitors are in μF unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
tantalums.
• All resistors are in Ω and 1/4 W or less unless otherwise
specifi ed.
•
C : Panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
•
A : B+ Line.
• Voltages are dc with respect to ground under no-signal
(detuned) conditions.
no mark : TUNER (DAB/FM)
• Voltages are taken with VOM (Input impedance 10 M
• Voltages are taken with VOM (Input impedance 10 M
Ω).
Voltage variations may be noted due to normal production
tolerances.
• Signal path.
F
: TUNER (DAB/FM)
For Printed Wiring Boards.
Note:
•
•
X : Parts extracted from the component side.
•
Y : Parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
(The other layers’ patterns are not indicated.)
Note: The components identifi ed by mark
0 or dotted
line with mark
0 are critical for safety.
Replace only with part number specifi ed.
SECTION 3
TEST MODE
LCD TEST MODE
Procedure:
1. Insert AC power cord.
2. Press three buttons of [DISPLAY], [MENU] and [ENTER] for
Procedure:
1. Insert AC power cord.
2. Press three buttons of [DISPLAY], [MENU] and [ENTER] for
5 seconds.
3. All segments on the liquid crystal display light up.
Releasing method:
To release the LCD test mode, press the [RADIO ON/OFF] button.
To release the LCD test mode, press the [RADIO ON/OFF] button.
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