Diagrams; Circuit Board Location - Sony AVD-K800P Service Manual

4-1. Circuit Board Location

MAIN BOARD
POWER SWITCH BOARD
HP BOARD
DISPLAY BOARD
OPEN/CLOSE BOARD
SECTION 4

DIAGRAMS

SE-130 BOARD
RF BOARD
VOLTAGE SEL BOARD
I/O BOARD
DMB03 BOARD
MD-94 BOARD
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
For schematic diagrams.
Note:
• All capacitors are in F unless otherwise noted. pF:
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in and 1 /
4
specified.
• : internal component.
f
• C : panel designation.
Note: Note:
The components identi- Les composants identifiés par
une marque 0 sont critiques
fied by mark 0 or dotted
line with mark 0 are criti- pour la sécurité.
Ne les remplacer que par une
cal for safety.
Replace only with part piéce por tant le numéro
number specified. spécifié.
• A : B+ Line.
• B : B– Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
• Voltages and waveforms are dc with respect to ground in
service mode.
: Impossible to measure
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
no mark : STOP
• Circled numbers refer to waveforms.
• Signal path.
F
: AUDIO
J
: CD PLAY
c : DVD PLAY
d : TUNER
L : VIDEO
r : COMPONENT VIDEO
e : VIDEO/TV AUDIO IN
I : SACD PLAY
• Abbreviation
CND : Canadian model.
E51 : Chilean and peruvian models.
MX : Mexican model.
25 25
For printed wiring boards.
Note:
F
• X : parts extracted from the component side.
• : Through hole.
a
• b : Pattern from the side which enables seeing.
W or less unless otherwise
(The other layers' patterns are not indicated.)
Caution:
Pattern face side: Parts on the pattern face side seen from
(SIDE A) the pattern face are indicated.
Parts face side: Parts on the parts face side seen from
(SIDE B) the parts face are indicated.
• Indication of transistor
B C E
These are omitted
AVD-K800P
C
Q
These are omitted
B E