Sharp CP-DV50F, Руководство по обслуживанию

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XL-DV5/DV50
4 – 1
Audio XL-DV5/DV50 Service Manual XLDV50/5 Market E
CHAPTER 4.
DIAGRAMS
[1] BLOCK DIAGRAM
+5V +B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
3.3K
LM2576T
KIA7812API
3 1
KIA7805API
3 1
9
POWER TRANSFORMER
(MAIN)
8
7
6
5
4
3
2
1
2
2
+5.6V
+7V
3.15A 125V
GNDA
2A 125V
VCCA
VCC2
GNDRF
GND
VCC1
S12V
+10V
MGND
5A 125V
5A 125V
VF1
VF2
+B1
–B1
AGND
+B2
DGND
DGND
3.8V
3.8V
–30V
–B
–B
–B –B
–B
D_GND
+5.6V
P_CON
VCC NC NC VEE VCC
+12V
GND
S/W
R_CH
A_GND
L_CH
1
4
7
3
2
5
6
1
7
5
2
6
4
8
3
2 3 4 5
1 2 3 4 5
5
4
6
2
3
1
7
1
TO TUNER PWB
FROM DVD PWB
FROM
DISPLAY PWB
A GND
A GND
VOLTAGE
REGULATOR
VOLTAGE REGULATOR
CNW602 CNS602
CNP807
R155
IC203
IC201
IC202
CNP101
D205
C211
D201
F201
F202
F204
C212
T201
F203
Q101
Q102
Q117
Q118
Q213
Q214
Q115
Q116
Q201
Q207 Q208
Q203
Figure 4-1 BLOCK DIAGRAM (1/6)