FUNAI WD6D-M100, Service Manual

Page: 42 / 99

1-12-2
Sub System Control Block Diagram
E9TFABLSS
IC101 (MAIN MICR
O CONTR
OLLER)
D
VD MAIN CB
A
A
V CB
A
V25 R25
W26
P22
B4
27MHz X'T
AL
X501
CLK 27 IN
SYS-RESET
SUB-RXD SUB-TXD
SUB-SCLK
RD
Y
CN701
L1
27
SYS-RESET
30
SUB-RXD
28
SUB-TXD
26
SUB-SCLK
29
RD
Y
W25
R22
A4
DTV
-RXD
DTV
-TXD
DTV
-SYS-RESET
CN502
4
DTV
-RXD
DTV
-RXD
3
DTV
-TXD
DTV
-TXD
2
DTV
-SYS-RESET
DTV
-SYS-RESET
RESET
IC501
2
1
4
2
AL+2.8V
P-ON+5V
CN1601
PO
WER SW CB
A
D1602
SW675
PO
WER
PO
WER
T
O
SER
V
O/SYSYTEM
CONTR
OL
BLOCK DIA
GRAM
IC501 (SER
V
O/SYSTEM CONTR
OL)
KEY SWITCH
KEY SWITCH
KEY SWITCH
CN1504
CN3011
CN3012
CN3003
CN1505
PO
WER-LED
1
3
PO
WER-SW
2
2
3 2
FUNCTION CB
A
SW CB
A
CN3011
CN1504
FUNCTION CB
A
7 8
25
29 30
63 66 65 39 38 36 35
SYS-RESET SUB-RXD SUB-TXD
67 64
SUB-SCLK RD
Y
CN1502 CN1801
1V2CONT
A
U
DIO-MUTE
D
VD-A
UDIO-MUTE
D
V
D-A
UDIO-MUTE
SC-A
UDIO-MUTE
SC-A
UDIO-MUTE
X OUT X IN XC OUT XC IN
KEY
-1
KEY
-2
1V2CONT
A
U
DIO-MUTE
26 24
D
VD-SC2-A
UDIO-MUTE
D
V
D-SC2-A
UDIO-MUTE
59
PO
W
-SW
T
O
DTV MODULE
BLOCK DIA
GRAM
T
O
A
U
DIO SELECT
OR
BLOCK DIA
GRAM
12MHz X'T
AL
X501
32KHz RESONA
T
O
R
X502
PO
W
-SW
60
REG-CONT
REG-CONT
73
ECO-MODE
ECO-MODE
T
O
SUB
PO
WER SUPPL
Y
BLOCK DIA
GRAM
VCR-LED
D
VD-LED
27
2 3 4
30 28 26 29
PO
WER-LED
DV
D
VCR
D3005 D3003
KEY
-2
9
JP278 S-INH
5
VCR-LED
5
6
D
V
D-LED
6
KEY
-2
1
1
9
IC107
ECO+5V
Q517 Q516