Block Diagram - Panel/Power Supply Section - Sony UDA-1 Service Manual

UDA-1
Ver. 1.1
5-4.

BLOCK DIAGRAM - PANEL/POWER SUPPLY Section -

LED DRIVE
SELECTOR
IC403
D409
LED DRIVE
15 QA S_IN 14
Q409
DSD
CLK 11
OE 13
LAT 12
D410
LED DRIVE
96/88.2 1 QB
Q410
KHz
S_OUT 9
D411
LED DRIVE
192/176.4 2 QC
Q411
KHz
LED DRIVE
SELECTOR
IC402
D401
LED DRIVE
15 QA S_IN 14
USB REAR Q401
CLK 11
OE 13
LAT 12
D402
LED DRIVE
1 QB
USB FRONT Q402
D403 LED DRIVE
2 CA
COAXIAL Q403
D404
LED DRIVE
3 QD
Q404
OPTICAL
D405
LED DRIVE
4 QE
Q405
LINE
D500
LED DRIVE
5 QF
MUTE Q406
D501
LED DRIVE
6 QG
DSEE Q407
UDA-1
SYSTEM CONTROLLER
IC306 (4/4)
REMOTE CONTROL
SIRCS_IN 59 RECEIVER
IC500
54 LED_DAT
55 LED_CLK
56 LED_CE
D302
LED DRIVE
53 LED_LAT POWER LED 52
Q412
S401
I / 1
POWER_KEY 65
INPUT
SELECTOR
AD_KEY1 57
S401
OFF
AUTOSTBY_SW 6
AUTO STANDBY
(DIGITAL INPUT ONLY)
ON
BYPASS
S400
EQ_SW 7
EQUALIZER
TUNED FOR
SS-HA3
RV190
VOLUME
VOL DATA 85
VOLUME CONTROL
IC190
M
M_VOL UP 87 7 FIN OUT1 4
M_VOL DOWN 88 9 RIN OUT2 2
FAN MOTOR DRIVE
IC180
FAN_CONT0 43 1 CTL
FAN MOTOR
FAN_CONT1 44 5 C OUT
SPEED CONTROL
FAN_CONT2 45
Q180
VCC
POWER_RY 91
AC_CUT 90
D412
I
/ 1
S402
+3.3V
+3.3V
REGULATOR
(FOR IC405, 406)
IC404
+5V
REGULATOR
(FOR IC405)
+7V
–7V
B+
(FOR RY200, 201, 203)
V+
(FOR IC350, 351)
V–
+1.1V
DSP+1.1V REGULATOR
IC401
D401, 404
+1.8V
M1
USB+1.8V REGULATOR
(FAN)
IC503
M
4
D3.3V REGULATOR
2
USB4.5V
D5V
STBY+5V
STBY+3.3V REGULATOR
28 28
+5V
IC403
+7V
REGULATOR
IC203
RECT
–7V
D202, 204,
REGULATOR
207, 209
IC204
F200
RECT
D231, 232
F201
F202
RECT
D218
F203
+3.3V
IC110
D108
F150
+5V RECT
REGULATOR D152, 153,
IC151 155, 156
D154
D103
+3.3V +5V
B+ SWITCH RECT
REGULATOR
Q123 – 125 D104 – 107
IC153 IC150
AC DETECT
Q121
PWR_LED_FS
>001B
(Page 25)
T001
MAIN POWER
TRANSFORMER
Abbreviation
CH : Chinese model
CND : Canadian model
TW : Taiwan model
RY100
POWER ON/OFF
RELAY DRIVE
Q120
AC1
US, CND, AEP,
F120
UK, TW
- AC IN
T100
D101 D108
-
SUB POWER
TRANSFORMER (CH)