Sony STR-DE598 Service Manual page 20

STR-DE598/DE698/DV10
Ver. 1.1
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 diagram:
• 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 / W or less unless otherwise
4
specified.
• : internal component.
f
• 2 : nonflammable resistor.
• 5 : fusible resistor.
• C : panel designation.
Note:
Note:
Les composants identifiés par
The components identi-
fied by mark 0 or dotted une marque 0 sont critiques
line with mark 0 are criti-
pour la sécurité.
cal for safety. Ne les remplacer que par une
Replace only with part piéce portant le numéro
number specified. spécifié.
• A : B+ Line.
• B : B– Line.
• Voltage and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
• Voltages are taken with a VOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: TUNER (FM/AM)
L : VIDEO (AUDIO)
I : VIDEO
J : CD (ANALOG)
c : CD (DIGITAL)
• Abbreviation
CND : Canadian model.
E2 : AC 120 V area in E model.
AUS : Australian model.
AR : Argentina model.
KR : Korean model.
TW : Taiwan model.
STR-DE598/DE698/DV10
for printed wiring boards:
• X : parts extracted from the component side.
• : internal component.
f
• : Pattern from the side which enables seeing.
Caution:
Pattern face side: Parts on the pattern face side seen from the
(Side B) pattern face are indicated.
Parts face side: Parts on the parts face side seen from the
(Side A) parts face are indicated.
• Abbreviation
CND : Canadian model.
E2 : AC 120 V area in E model.
AUS : Australian model.
AR : Argentina model.
KR : Korean model.
TW : Taiwan model.
C
Q These are omitted.
B E
Q
B C E
These are omitted.
Q
B C E
• Waveforms
— DIGITAL Board —
1
IC1301 qd (CKOUT)
3.5Vp-p
12.288MHz
1V/DIV, 50nsec/DIV
2
IC1301 qf (BCK)
4.8Vp-p
3.07MHz
1V/DIV, 0.2 µ s/DIV
3
IC1301 wa (XOUT)
3.2Vp-p
12.288MHz
1V/DIV, 50nsec/DIV
4
IC1501 9 (MCLK1)
1.8Vp-p
13.9MHz
1V/DIV, 50nsec/DIV
20 20
— S-VIDEO UP CONVERT Board —
(STR-DE698 only)
1
5 IC371 1
IC1501 qs (MCLK2)
3.6Vp-p
13.9MHz
1V/DIV, 20nsec/DIV
1V/DIV, 50nsec/DIV
2
6 IC371 3
IC1501 qf (SCKOUT)
3.5Vp-p
12.288MHz
1V/DIV, 50nsec/DIV 1V/DIV, 20nsec/DIV
7
IC1101 id (X1)
2Vp-p
24MHz
1V/DIV, 50nsec/DIV
2.6Vp-p
4.43MHz
2.6Vp-p
3.58MHz