Block Diagram -Power Section - Sony HBD-DZ340K Service Manual

5-5. BLOCK DIAGRAM – POWER Section –
SYSTEM CONTROL
IC5002 (5/5)
S505,506
FUNCTION
94 AD KEY2
KEY
S504,201
FUNCTION
95 AD KEY1
KEY
S202
ROTARY
VOLUME
ENCODER
S501 — 503
FUNCTION
97 AD KEY0
KEY
S301
@/1
74 KEY INT
DZ340K/DZ640K/DZ740
LED DRIVER
28 LED_PWM
Q201
FRONT PANEL
ILLUMINATION
LED601,602
CN5002
TXD1 2 31 I2C_DATA/TXD1
3 34 RST1
RTS1
TO
CLK1 5 33 ON CHIP DEBUG/CLK1
WRITE
RXD1 6 32 I2C_CLK/RXD1
JIG
7 9 CNVSS
CNVSS
RESET 8
RESET RESET
E4.2V 12 RESET
IC5004 Q5001
20 AC CUT
REMOTE
CONTROL
4 SIRCS_IN
RECEIVER
IC201
13 Xout
X5001
8MHz
15 Xin
HBD-DZ340/DZ340K/DZ640K/DZ740
CONVERTER
TRANSFORMER
D204
ND DISPLAY
DRIVER
IC206
VEE 30
D205
D5003
L F C _ K L 7 8 CLK
14
FL_D_OUT 5 7 DIN
S1 – 14
FLUORESCENT
27
F1
FL_CS 3 9 STB
INDICATOR
F2
TUBE
35
ND201
G1 – 8
42
LED DRIVER
LED3 3
Q202
+3.3V REG.
+3.3V-3
IC1105
(IC1101)
+3.3V REG.
RF+3.3V
IC1107
(IC1101)
+3.3V REG.
+3.3V-2
IC1708
(IC1101)
+3.3V-1
(IC1101)
+1.8V REG.
+1.8V
IC1110
(IC1101)
P.CONT1
P.CONT1 39
USB+5V REG.
USB 5V
IC1709
VBUS_SW
AUDIO
F
SECTION
(Page 25)
+5V REG.
+5V
IC7002
(IC7001)
+5V
D3.3V
5V
(FL)
+3.3V REG.
+3.3V
IC202
(IC206)
P_CONT_FL
P_CONT_FL 41
+3.3V REG.
+3.3V
IC3402
(IC3001)
+3.3V
(IC3001)
DC/DC
T201
PVDD (+32.5V)
(DIGITAL AMP)
5V (FL)
D202
REC TO USB
AMP
G
SECTION
(Page 26)
FAN14V
12V +12V REG.
A12V
IC3003
P.CONT1
+6V M+9V B+ SWITCH
M+9V
DVD+5V REG.
IC1502
+6V
D+3.3V REG.
IC5001 E+4.2V
E4.2V
E3.3V
D5002
+5V REG.
IC203
+3.3V REG.
+3.3V
IC103
(TUNER)
+3.3V REG.
IC3401
27 27
HBD-DZ340/DZ340K/DZ640K/DZ740
DZ340/DZ340K:EA,SAF,TW,/DZ640K:EA,SP/DZ740
MAIN
TRANSFORMER
D901
D931
T901
DZ340K:E3,E12,E32,AR,PH,SP,TH/DZ640K:E3,E12,E15,PH,TH
D914 D993
D908
POWER CONTROL
Q901
FEED BACK
PC901
SHUNT REG.
IC926
POWER
PROTECT
STANDBY
EN
Q943,949,950
CONTROL
PC903
FR929
SUB
TRANSFORMER
D948
F946
T903
D945
F945
Q5003
D944
D943 D904
+21V REG.
Q923
DZ909
FEED BACK
PC902
SHUNT REG.
IC925
POWER
PROTECT
Q969
Ver. 1.1
(AC IN)
F901
FILTER FILTER
LF902 LF901
3 D
1 OCP/SYNC
4 VCC
SWITCHING
REGULATOR
D909
IC901
5 FB/OLP
D910
Abbreviation
AR : Argentina model
E3 : 240V AC area in E model
E12 : 220-240V AC area in E model
E15 : Iranian model
E32 : 110-240V AC area in E model
EA : Soudi Arabia model
PH : Philippines model
SAF : South African model
SP : Singapore model
TH : Thai model
TW : Taiwan model
SWITCHING
REGULATOR
IC921
1 D
3 VCC/OVP
5 FB/OLP
6 BD