Block Diagram - Control, Power Supply Section - Sony XTL-W7000 Service Manual

XTL-W7000
6-3. BLOCK DIAGRAM – CONTROL, POWER SUPPLY Section –
SW801, 802,
SW851 - 856
(FRONT PANEL KEYS)
99
SW301
CUSTOM
100
REMOTE CONTROL
RECEIVER 26
IC851
EEPROM 20
IC1702
19
22
X1701
4.19MHz
23
SONY BUS INTERFACE
IC1601
CN1601
3
DATA 6 DATA SI 9 91
SO 10 90
4
CLOCK 4 CLK SCK 11 92
6
BUSON
BUSON 2 BUSONIN 13 31
OUT
LOF
12
2
RESET 7 RST RESET 8
5
BATTERY DETECT
BATT 25
Q1601
XTL-W7000
D303,
LED801 - 803
(ILLUMINATION)
SIRCS +5V
LED_ON 73
AV +5V
KEY_IN_0
TU +5V
KEY_IN_1 TU_ON 76
POWON 75
SIRCS
BU +5V
D1702
SYSTEM CONTROLLER
KEY ACTIVE
IC1701 (3/3)
AD +5V SWITCH
Q1701
AD_ON 5
RESET SIGNAL
RESET 18 GENERATOR
SDA
IC1902
SCLK
BATTERY CHECK
BU_IN 30
Q1901
XIN
SW302
RESET
XOUT
INV_ON 82
DIMMER 96
LCD_ON 74
D1912
B_UP_A/D_CHK 1
UNI_SO
MOTOR +7V
UNI_SI
MOTOR_ON 60
UNI_CLK
BUSON_IN
ILLUMINATION CHECK
ILL_IN 68
REVERSE 67
PARKING 66
S_BUS
MONITOR +3V
MONITOR +15V, LCD +15V
+5V
F201
REGULATOR
Q821
LCD –14V
+9V F202
SP +9V REGULATOR
F203
IC1906
MONITOR +7.5V
MONITOR +5V, LCD +5V
+5V
REGULATOR
IC1901
+5V
REGULATOR
IC1903
+9V
AU +9V REGULATOR
IC1905
LCD
BACK LIGHT
UNIT
+5V
REGULATOR
IC1904
D1901, 1902
VOLTAGE
CHECK
Q1902, 1903
+7V F1856
REGULATOR
IC1
Q1904
REVERSE SWITCH
Q1906
26 26
+3V
REGULATOR
IC402
DC/DC CONVERTER
IC251
DC/DC CONVERTER
IC271
SWITCHING
REGULATOR
Q201
SWITCHING
LCD +5.4V REGULATOR
Q221
POWER CONTROL
IC201
10 OUT2
VCC 9
7 OUT1
INVERTER
TRANSFORMER
T651
SWITCHING
REGULATOR
Q651
F1854
INVERTER
+
TRANSFORMER
T652
SWITCHING F602 F1855
REGULATOR
Q652
POWER CONTROL
IC601
2 OVP NDRV_B 20
9 FB NDRV_A 19
13 LPWM PDRV_C 12
NDRV_D 11
3 ENA
14 DIM
ACCESSORY CHECK
D1701
B+ SWITCH
Q1851, 1852
CN1901
5
BACKUP
3
ILL
8
REVERSE
6
PARKING
2
ACC
Q1905
ACC_CHK
B (Page 24)