FUNAI HDR-B2735D, Руководство по обслуживанию

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1-12-2
Sub System Control Block Diagram
E434GBLSS
IC601 (MAIN MICR
O CONTR
OLLER)
IC1504 (SUB MICR
O CONTR
OLLER)
RESET
EV+3.3V
IC1502
A
V
CB
A
D
V
D/HDD MAIN CB
A
KEY SWITCH
KEY SWITCH
KEY SWITCH
CN1503
CN3001
CN3002
CN3003
KEY
-1
3
3
KEY
-2
1
1
4
4
RESET
11
11
CN1505
CN1601
PO
WER-LED
1
1
PO
WER-SW
2
2
FR
ONT J
A
CK CB
A
SW CB
A
PO
WER SW CB
A
CN3001
D3001
CN1503
8 7 4 6 5
FR
ONT J
A
CK CB
A
48 50 49 27
1 2
23 32
38 39 33 34
22 19 18 26
M20
A2
N20
8 9
12
14 30
7
1
2
11
24.576MHz X'T
AL
X801
CLK 24 IN
CLK 24 OUT SYS-RESET
SUB-RXD
SUB-TXD
CN601
SYS-RESET SUB-RXD SUB-TXD REG-CONT2
CN1504
REG-CONT
A
U
DIO-MUTE
D
V
D/HDD-A-MUTE
D
VD/HDD-A
UDIO-MUTE
SCAR
T
-A
UDIO-MUTE
SCAR
T
-A
UDIO-MUTE
I2C-SD
A
I2C-SCL
OSC2 OSC1
X OUT X IN
RESET
P-DO
WN
B
UP+3.3V
FL-DIN
FL-CLK FL-STB
REMO
TE
FL-DIN
FL-CLK FL-STB
REMO
TE
KEY
-1
KEY
-2
REG-CONT LO
W
-PO
W
SD
A
SCL
A
U
DIO-MUTE
40
VCR-TXD
S-D
A
T
A-IN
S-D
A
T
A-OUT
S-CLOCK
S-CS
15
VCR-RXD
16
VCR-CLK
17
VCR-CS
24
52
PWR -SW
T
O
SUB
PO
WER SUPPL
Y
BLOCK DIA
GRAM
T
O
A
U
DIO SELECT
OR
BLOCK DIA
GRAM
8MHz RESONA
T
O
R
X1502
32.768KHz X'T
AL
X1501
Q1527
Q1528
C1547
(BA
CKUP CAP
A
CIT
OR)
31
DUBBING-LED
P20
3
53
F
A
N-LOCK
F
A
N-CONT1
LO
W
-PO
W
PW
-SW
F
A
N-LOCK
F
A
N-CONT1
SCL SDA
TU1501(TUNER UNIT)
9
10
TIMER+5V
55
D
V
D-REC-LED
56
HDD-REC-LED
57
VCR-LED
58
D
V
D-LED
59
HDD-LED
Q1530
Q1529
R20
30
SYS-RESET
29
SUB-RXD
27
SUB-TXD
26
30 29 27 26
IC501
60
PO
WER-LED
EV+2.4V
P-ON+1.5V
+1.5V REGULA
T
O
R
SD
A
SCL
T
O
VIDEO
SELECT
OR
BLOCK DIA
GRAM
T
O
SER
V
O
/
SYSTEM CONTR
OL
BLOCK DIA
GRAM
T
O
SER
V
O
/
SYSTEM CONTR
OL
BLOCK DIA
GRAM
SW3001
RESET
HDD DV
D
VCR HDD-REC D
V
D-REC
D
V
R-REC-LED
HDD-REC-LED
VCR-LED D
V
D-LED
HDD-LED
D3002 D3005 D3003 D3004
DUBBING-LED
KEY
-1
1
1
KEY
-2
10
10
2
2
DUBBING-LED
D3006
SW3009
DUBBING
D1601
SW1601
PO
WER
PO
WER
OPEN/CLOSE
8 7 4 6 5
REG-CONT2