Block Diagram - Display/Power Supply Section - Sony STR-DE335 Service Manual

5-3. BLOCK DIAGRAM – DISPLAY/POWER SUPPLY Section –
S200
I/u
(POWER)
S201 – 232, 234 – 245
S220, 227: STR-DE335/V323,
S221, 228, 245: STR-SE391,
S231: STR-DE335: AEP
REMOTE CONTROL
RECEIVER
IC203
+5V
D237 D235
REAR NAME
B+ SWITCH
Q233
Q239
D236
EFFECT/
DELAY
B+ SWITCH
Q237
D233
CENTER D234
D236
SET UP
Q235
Q236 Q234
Q234 – 236
LED DRIVE
D228
LED DRIVE
Q242
BASS BOOST
BASS BOOST
H
D421
(Page 11)
D240
LED DRIVE
Q241
MUTING
D230
LED DRIVE
Q230
CINEMA
D231
LED DRIVE
Q231
VIRTUAL
D232 LED DRIVE
Q232
MUSIC
D239
LED DRIVE
Q240
5.1CH/DVD
05
SYSTEM CONTROLLER, FL DRIVER
IC201 (2/2)
44 SYS-POWER
F1 F2
FLUORESCENT
INDICATOR
TUBE
FL201
49 SIRCS
37 LED SELECT
LED3 –24V
61
FL DRIVER (IC201) B–
BRIDGE-RLY 15
60 LED2
59 LED1
D241
53 BASS BOOST
50 MUTING LED
POWER-RLY 23
38 PROLOGIC LED
D201, 202
+5V
SYSTEM CONTROLLER
(IC201) B+
39 C.STUDIO LED
RESET SWITCH
40 RESET 17
HALL LED
Q201, 202
STOP 47
51 5.1CH LED
– 15 –
RELAY B+
+5V
+5V
REGULATOR
DISPLAY SECTION B+
IC804
+10V +10V
DOLBY SURROUND PRO-LOGIC REGULATOR
CIRCUIT (IC300, 301) B+ IC805
+5V
+5V
FM/AM TUNER PACK,
REGULATOR
VIDEO AMP (IC251), RDS DECODER (IC1) B+
IC803
RDS DECODER:
STR-DE335 AEP model only.
(VIDEO AMP: STR-DE335/V323 only.)
+12V REGULATOR
FUNCTION SWITCH (IC401),
AUDIO LINE AMP CIRCUIT
–12V
REGULATOR
–12V
IC802
EXCEPT STR-DE335:
(STR-DE335: US, Canadian, E/STR-SE391) Canadian
–1
B+
RECT
D803
POWER AMP
CIRCUIT
–2
RECT
D802
B–
RY801
EXCEPT STR-DE335: US,
Canadian, E/STR-SE391
–24V
REGULATOR
Q801
RY851
BRIDGE
RELAY DRIVE
Q809
RY852
(STR-DE335: Canadian)
+5.6V
REGULATOR
Q951 RESET SIGNAL GENERATOR,
+5.6V REGULATOR
IC950
5
V+
OUTC
VREF
3
VSC
2
RESET
8
AC
LATCH
DET
VSA
7
STR-DE335: AEP, Malaysia,
Singapore, Australian/STR-V323
T901
POWER
TRANSFORMER
SWITCHED 100W MAX
+12V
RECT
IC801
D820 – 823
(STR-DE335: E)
(STR-DE335: Canadian)
SWITCHED 100W MAX
STR-DE335: US, Canadian/
STR-SE391
SWITCHED 120W/1A MAX
STR-DE335: AEP, Malaysia,
Singapore, Australian/STR-V323
(STR-DE335: E)
VOLTAGE
SELECT SWITCH
S901 (1/2)
(STR-SE391)
F1
S901
VOLTAGE
TO FL201
F2
SELECTOR
RY901
POWER ON/OFF
RELAY DRIVE
Q802
(EXCEPT STR-DE335: E)
T902
POWER
(STR-DE335: E)
TRANSFORMER
VOLTAGE
SELECT SWITCH
S901 (2/2)
RECT
D810 – 813
VSB
RECT
6
D814, 815
– 16 –
STR-DE335/SE391/V323
CNJ903
AC OUTLET
J911
AC OUTLET
J911
AC OUTLET
AC 120V 60 Hz
CNJ903
STR-DE335: US,
Canadian, E
J911
J911
AC IN