30
30
XR-M500R/M550
7-4.
BLOCK DIAGRAM – POWER SUPPLY Section –
05
SYSTEM CONTROLLER
IC601 (4/4)
TH301
LCD-SW1
LCD-SW2
D308
D318
D315
ILL IN
81
ACC IN
ACC
CN301 (2/2)
(POWER CONNECTOR)
7
D316
ACCESSORY
CHECK
Q608
D905
Z
95
CLOSE SW 99
100
TU-ON
OPEN SW
114
FLS-PWON 82
PW ON 83
ILL
14
B+
16
ANT-R
6
ILLUMINATION
LINE DETECT
Q607
ANTENNA
REMOTE SWITCH
Q300, 301
B+ SWITCH
Q900, 901
D904
CASSETTE SLOT
INDICATOR
FRONT PANEL
OPEN/CLOSE DETECT
TH300
D309
AMP-R
5
AMP
REMOTE SWITCH
Q302, 303
BATT B+
(Page 28)
I
AMP ON
+9V REGULATOR
IC605
+5V REGULATOR
Q100
+5V REGULATOR
Q106, 107
+6V REGULATOR
IC604
RIPPLE FILTER
IC604
B+ SWITCH
Q103, 104
D609
B+ SWITCH
Q903, 904
LED917 – 921, LSW901 – 911,
LSW913 – 919, 921 – 925
(FOR ILLUMINATION)
B+ SWITCH
Q901, 902
LCD +9V
LCD DRIVER
(IC901, 902)
B+
TUNER +5V
TUNER CIRCUIT/
RDS DECODER (IC701)
B+ (XR-M500R)
B+
SPECTRUM ANALYZER
CONTROL (IC102)
B+
TUNER VCC
BACK UP +5V
LED901
(ILLUMINATION)
LSW912
Z
(XR-M500R)
LED917 – 921, LSW902, 904 – 911,
LSW913 – 918, 921 – 925
(FOR ILLUMINATION)
(XR-M550)
(Page 29)
L
LCD-SW1, LCD-SW2
K
(Page 29)
ILL ON
CLOSE
OPEN
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
