Sony Ericsson XR-C7500RX - Manual (Page 20)

20 20
XR-C7500R/C7500RX
B/U +5V
RESET SIGNAL
GENERATOR
IC560
REMOTE CONTROL
RECEIVER
IC951
SIRCS
BUFFER
Q503
BATTERY
DETECT
Q500
S500
6
8
4
CLK CLK IN
DATA OUT
DATA
2 RST RESET
SWITCH
BUS ON
SWITCH
13
11
1
BUS ON
OUT BUS
ON IN
12
9
DATA IN
SONY BUS INTERFACE
IC500
SYSTEM CONTROLLER
IC600 (4/4)
BUS ON/OFF SWITCH
Q502
BATT
BATT B+
BUIN
BUS ON
DATA
CLK
RESET
7
6
5
4
2
SIRCS
3
CN500
BUS CONTROL IN
(FOR SONY BUS)
05
RST
3
BATT BATTERY
SWITCH 10
BU IN
77
14
19 UNICKO
17 UNISI
18 UNISO
86 HSTX
6
24 SIRCS
85 RAMBU
90
TH501 D507
D500
B+ SWITCH
Q81, 82
FLASH ON
83
82
RESET
SYSRST
BU-IN
BUS-ON
PWON
113 TUNON
LEVEL SHIFT
Q501
LIQUID CRYSTAL DISPLAY
DRIVE CONTROLLER
IC800 (2/2)
UNISI
97 UNISO
50 LINK OFF
UNICKI
52 ILL-ON
BU-IN
BUS-ON
RESET
101
38
49
NMI (H) 82
81
98
RESET
LEVEL SHIFT
IC801
AMP-R
AMPON
ANT-R
B+
5
6
16
ACC
7
D501
RAM RESET
IC570 B/U +5V
D591
D592
ACCESSORY
CHECK
Q660
ILL
14 ILLUMINATION
LINE DETECT
Q640
D703
D705
ACCIN 81
ILLIN 95
TH700
TH701
ANTENNA
REMOTE SWITCH
Q710, 711
AMP
REMOTE SWITCH
Q720, 721
H
(Page 18) I
(Page 18)
AUDIO +9V
B/U +5V
DSP CIRCUIT
B+
DIGITAL +3.3V
ANALOG +3.3V
TUNER VCC
TUNER CIRCUIT
B+
BATT B+
POWER AMP
(IC700) B+
LCD B+
LCD DRIVER
(IC901) B+
TUNER +5V
TUNER CIRCUIT/
RDS DECODER
(IC50) B+
+10V REGULATOR
Q582
D801
RX J
(Page 19)
BATTERY OFF
MUTE DRIVER
Q704, 705
POWER ON/OFF
SWITCH
Q583
REGULATOR
CONTROL SWITCH
Q581
CN700 (2/2)
(POWER CONNECTOR)
+5V REGULATOR
Q70
+9V REGULATOR
IC530
+3.3V REGULATOR
IC130, Q130
+3.3V REGULATOR
IC170
+5V REGULATOR
IC550
LED901 – 904
(ILLUMINATION)
LSW909
DSO
7-4. BLOCK DIAGRAM – BUS CONTROL/POWER SUPPLY Section –