Sony CFD-RG880CP - Page 29

CFD-RG880CP
CFD-RG880CP
2929
• Circuit Boards Location
For Schematic Diagrams.
Note:
• All capacitors are in μF unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
• All resistors are in Ω and 1/4 W or less unless otherwise
specifi ed.
• % : indicates tolerance.
•
f
: internal component.
• 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.)
• A : B+ Line.
• H : adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
– CD Board –
no mark : CD PLAY
[ ] : USB
– TUNER Board –
no mark : FM
( ) : AM
– TC Board –
no mark : FM
( ) : PB
< > : REC
[ ] : CD PLAY
‹‹ ›› : USB
– MAIN (1/3), (2/3), (3/3) and Other Boards –
no mark : FM
( ) : AM
*
: Impossible to measure
• Voltages are taken with VOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F : FM
f : AM
J : CD PLAY
c : USB
E : TAPE PLAY
a : TAPE REC
d : LINE IN
• Abbreviation
BR : Brazilian model
CET : East European & Russian model
E41 : 230V AC area in E model
E92 : 120V AC area in E model
MX : Mexican model
For Printed Wiring Boards.
Note:
• X : Parts extracted from the component side.
•
a
: Through hole.
•
f
: internal component.
• : Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
• Abbreviation
BR : Brazilian model
CET : East European & Russian model
E41 : 230V AC area in E model
E92 : 120V AC area in E model
MX : Mexican model
Caution:
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Parts on the pattern face side seen from
the pattern face are indicated.
Parts on the parts face side seen from
the parts face are 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.
TC board
TUNER board
CD KEY board
AUDIO IN board
LED2 board
LCD board
USB board
FUNCTION KEY board
LED4 board
LED1 board
LED3 board
SOUND KEY board
CD board
POWER board
VOLTAGE SELECTOR board
MAIN board
HEADPHONE board
POWER KEY board
VOLUME KEY board
BATTERY board