Sony XM-405EQX Marketing Specifications, Руководство по обслуживанию

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Ref. No. Location
D101 D-5
D102 D-4
D201 D-3
D202 D-2
D301 D-8
D302 D-7
D401 D-9
D402 D-8
D501 D-13
D502 C-12
D801 G-8
D803 F-2
IC101 H-4
IC301 H-3
IC501 H-12
IC801 E-3
IC902 E-1
Q101 C-4
Q102 D-4
Q103 C-5
Q104 C-4
Q105 A-4
Q106 A-4
Q107 C-5
Q108 C-4
Q109 B-5
Q110 B-4
Q111 A-4
Q112 D-4
Q201 D-2
Q202 D-2
Q203 D-3
Q204 C-2
Q205 A-2
Q206 A-2
Q207 C-3
Q208 C-2
Q209 A-3
Q210 B-2
Q211 A-2
Q212 E-1
Q301 D-7
Q302 D-7
Q303 C-8
Q304 C-6
• Semiconductor Location
(AMP 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
• All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
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
specified.
• % : indicates tolerance.
•
2
: nonflammable resistor.
• C : panel designation.
• U : B+ Line.
• Power voltage is dc 14.4V and fed with regulated dc power
supply from +12V and REMOTE terminals.
• Voltage is dc with respect to ground under no-signal
condition.
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal production
tolerances.
• Signal path.
F : AUDIO
for printed wiring boards
• X
: parts extracted from the component side.
•
r
: Through hole.
• b : Pattern from the side which enables seeing.
(The other layer’s patterns are not indicated.)
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.
Ref. No. Location
Q305 A-7
Q306 A-7
Q307 C-8
Q308 C-7
Q309 B-8
Q310 B-6
Q311 A-6
Q312 D-6
Q401 D-9
Q402 D-9
Q403 D-10
Q404 C-8
Q405 A-9
Q406 A-10
Q407 C-9
Q408 C-8
Q409 B-10
Q410 B-9
Q411 A-9
Q412 E-8
Q501 C-12
Q502 C-12
Q503 C-13
Q504 C-12
Q505 A-13
Q506 A-13
Q507 A-12
Q508 A-11
Q509 B-14
Q510 B-12
Q511 A-12
Q512 E-13
Q808 G-7
Q809 G-8
Q810 G-7
Q811 G-7
Q812 G-8
Q813 E-2
Q814 E-2
Q815 G-1
Q816 F-2
Q817 F-1
Q818 F-3
Q819 F-3
Q820 F-3
ZD801 F-2
3-2. BLOCK DIAGRAM — POWER SECTION —
XM-405EQX
VREF
TH801
TH802
LED
DRIVE
ON/OFF
CONT.
Q807
LD827
THERMAL
LED
DRIVE
Q806
LD826
OFFSET
LED
DRIVE
Q805
REG
Q902, 903
MUTE
CONTROL
Q813, 814
LD825
OVER
CURRENT
16
3
1 12
OSC
PWM
CONT
9
10
VCC
SWITCHING REGULATER
IC901
Q905, 906
ON/OFF
DRIVE
Q907, 909
ON/OFF
DRIVE
Q908, 910
OFFSET
OVER-C
MUTE
F/R+15V
AMP
SECTION
IC902
Q901
B+
BATT
REM
CN801
F/R +B2
15V
REG
Q911
5V
REG
Q904
–15V
REG
Q912
+5V
F/R +15V
F/R +B2
F/R +B3
F/R –B3
F/R –B2
F/R –15V
SUB +B2
SUB +B3
SUB –B3
SUB –B2
T901
Q810
1
04