FUNAI LT6-M32BB, Руководство по обслуживанию

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7-1
System Control Block Diagram
A8CF0BLS
BLOCK DIAGRAMS
LED1
KEY SWITCH
IC4700 (SUB MICR
O CONTR
OLLER)
IC4513 (MAIN MICR
O CONTR
OLLER)
XOUT
XIN
X3101
4MHz OSC
DIGIT
AL MAIN CB
A UNIT
PO
WER SUPPL
Y CB
A
IR SENSOR CB
A
FUNCTION CB
A
PO
WER SUPPL
Y CB
A
CL101A
REMO
TE
SENSOR
RCV101
+3.3V
D102 PO
WER
ST
ANDBY
D101
LED1
44
CL101B
REMO
TE
22
P-ON-H1
55
CN104A
CN3601
REMO
TE
22
4
CN4503
CN102A
CN803B
CN804
1
1
3
3
2
2
PR
O
TECT3
1
BA
CKLIGHT
-ADJ
3
BA
CKLIGHT
-SW
PR
O
TECT3
BA
CKLIGHT
-ADJ
BA
CKLIGHT
-SW
2
CN803A
JUNCTION-B CB
A
REMO
TE
11 12
RXD
15
6 8
CLK
OUT
CLKIN
X3301
25MHz OSC
U25 U26
SCL SD
A
45 44
IC200 (VIDEO/A
UDIO SELECT
OR)
P-ON-H1
TO INVER
TER
BLOCK DIA
GRAM
(CN1000)
BA
CKLIGHT
-ADJ
AC
2
4
BA
CKLIGHT
-SW
A2
TXD1
P22
T
O
DIGIT
AL
SIGNAL PR
OCESS
BLOCK DIA
GRAM
T
O
PO
WER
SUPPL
Y
BLOCK DIA
GRAM
PR
O
TECT1
22
P-ON-H1
14
P-ON-H2
13
P-ON-H2 P-ON-H2
P-ON-H1
12
5
TXD
16
RXD1
N22
AMP-MUTE-SUB
18
REMO
TE
R22
RESET
-MAIN
5
RESET
-MAIN
V24
T
O
A
UDIO-2
BLOCK DIA
GRAM
JUNCTION-A CB
A
LED1
34
REMO
TE
52
P-ON-H1
25
CN101
KEY
-IN1
66
KEY
-IN1
16
CL102A
KEY
-IN1
11
CL102B
CN102
LED1
18
8 CN101A
P-ON-H2
13
13
CN3701
KEY
-IN1
25
1
KEY
-IN1
24
VCOM-PWM
21
VCOM-PWM
AA2
AMP-MUTE-MAIN
AMP-MUTE
SCL SD
A
19 20
IC3102
(MEMOR
Y)
5 6
SD
A
SCL
PR
O
TECT2
23
PR
O
TECT3
4
PR
O
TECT1
21
5
RESET
17
9 CN101A
CN3701
PR
O
TECT2
20
6
PR
O
TECT3
19
7
RESET
3
IC3706
(MEMOR
Y)
SPI-CLK SPI-DO SPI-DI SPI-CS
SCK
SI
SO CS
Y25 Y24 W25 W24
6 5 2 1
Q3828
AF12
AE12
SCL SD
A
Q3827
B
UFFER
B
UFFER
T
O
A
UDIO-1
BLOCK DIA
GRAM
SCL SD
A
NICAM-RESET
B11
NICAM-RESET
C12
S-SW
SCL SD
A
T
O
VIDEO
BLOCK DIA
GRAM
T
O
VIDEO
BLOCK DIA
GRAM
SCL
18
8
SD
A
20
6
24
2
23
3
BA
CKLIGHT
-ADJ
BA
CKLIGHT
-SW
CN104A
CN3601
PR
O
TECT1
RESET
PR
O
TECT2
T
O
PO
WER
SUPPL
Y
BLOCK DIA
GRAM
PO
WER SUPPL
Y CB
A
INPUT2
D12
INPUT2
INPUT2 S-SW
Q3822
T
O
A
UDIO-2
BLOCK DIA
GRAM
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