Sony ZS-RS70BT - Block Diagram - PANEL;POWER SUPPLY Section

ZS-RS70BT/RS70BTB
ZS-RS70BT/RS70BTB
2828
5-3. BLOCK DIAGRAM - PANEL/POWER SUPPLY Section -
23 I-KEY0
28 I-WAKE UP
S601 – 606
(FRONT PANEL KEYS)
24 I-KEY1
S607 – 613
(FRONT PANEL KEYS)
25 I-KEY2
S614 – 620
(FRONT PANEL KEYS)
45 I-CD LID
SYSTEM CONTROLLER
IC801 (3/3)
WAKE UP
SWITCH
Q806
CD LID
OPEN/CLOSE
DETECT
D803
D802
S801
B
STBY
11I-RES
98
I-SW FLG
+3.3V
REGULATOR
IC803
99O-SW EN
42O-5V-ON
SWITCHING
REGULATOR
IC901
RESET SIGNAL
GENERATOR
IC804
B+ SWITCH
Q807 – 809
40O-POWER
VBUS SWITCH
IC704
30O-BT-ON
POWER
CONTROL
Q901 – 903
SYSTEM +3.3V
31AMP ON
VBUS +5V
CD +3.3V
21
I-REG3.3V-CHK
13
I-REG9.0V-CHK
22
I-REG6.0V-CHK
+3.3V
REGULATOR
Q905
+6V
+6V
REGULATOR
Q904
~ AC IN
J981
F982
F983
RECT
D981 – 984
DRY BATTERY
SIZE “C”
(IEC DESIGNATION R14)
6PCS. 9V
T981
POWER
TARANSFORMER
BT +3.3V
+3.3V
REGULATOR
IC904
43O-TU-ON
TU +3.3V
+3.3V
REGULATOR
IC905
43
O-DAB-ON
DAB +3.3V
+3.3V
REGULATOR
IC905
DAB +1.2V
+1.2V
REGULATOR
IC906
B+ SWITCH
Q906, 907
D609
OPR/BATT
AC VOLTAGE
DETECT
Q803
27
I-AC CHECK
POWER AMP VCC
35 O-LED-W-C
87 O-LED-W
88 O-LED-B
38 O-LED-SW
36 O-LED-RED1
37 O-LED-RED2
D606
(ILLUMINATION)
(WHT)
D604
(ILLUMINATION)
(BLU)
D605
(ILLUMINATION)
(BLU)
D602
(ILLUMINATION)
(RED)
D603
(ILLUMINATION)
(RED)
LED DRIVE
Q605, 606
LED DRIVE
Q601, 602
LED BRIGHTNESS
CONTROL
Q607, 608
LED BRIGHTNESS
CONTROL
Q609, 610
LED DRIVE
Q611, 612
47
O-LCD-DATA
48 O-LCD-WR
LCD601
LIQUID
CRYSTAL
DISPLAY
3WR
4DATA
1CS 49 O-LCD-CS
26 I-NFC
LIQUID CRYSTAL
DISPLAY DRIVER
IC601
SEG0 –
SEG31
COM1 –
COM4
RC-S711
(NFC)
NFC
DETECT
Q613, 804, 805
(RS70BTB)
(RS70BT)
LED
ADJUSTMENT
Q603, 604
(Page 27)