Panasonic DMR-E75VP - Page 232

H
H
H
L
H
L
H
DMR-E75VP
Digital I/F Timer
Block Diagram
VCC 1
8
VCC 2
18
POWER & DIGITAL I/F P.C.B. FL DRIVE P.C.B.
(DIGITAL I/F & TIMER CPU)
IC37501
QR37502
INV.SYS P FAIL 81
D +3.3V
1
(RESET)
IC37505
3
2
(FIP DRIVE)
Q7501
AD +5V
< DVD OPERATION KEY >
S7506
CHDN
S7508
STOP
S7507
PLAY
S7504
REC
S7505
CHUP
S7503
TO VHS
S7502
TO DVD
KEY IN3
DVD
104
3
PP31904 PP7501
KEY IN2
DVD
97
2
PP31904 PP7501
+5V
T-WARP
D7501
(T-WARP LED DRIVE)
QR7501
DUB
D7507
(DUB LED DRIVE)
QR7510
OPEN/CLOSE
S7501
KEY IN1
DVD
96
1
PP31904 PP7501
WARP LED
TIME
67
8
PP31904 PP7501
DUB LED 73
5
PP31904 PP7501
FL RXD
FL TXD
FL CLK
FL CLS
FL RESET
5
4
6
87
84
2
PP31903 PP7502
PP7502PP31903
4
6
PP31903 PP7502
PP7502PP31903
7
SEG34 SEG26 SEG25 SEG16 SEG15 SEG00 SEG35
DIG04 59
4544292819179
(FIP DRIVE)
IC7502
DIG00
DIG03
54
58
60
DIG09
63
DIG05
S DATA
S CLOCK
CS
RESET
4
3
2
1
TIMER DISPLAY
DP7501
47 29 21 5
53
58
54
52
4910G
7G
5G
1G
6G
P36P20P19P1
F-
F-
F+
F+
62
61
2
1
MAIN P.C.B.
FL ON 49
CONVERTER)
(DC/DC
T7901
FL(-)
FL(+)
1
5
4
X SW +13V
PP7503P6601
8
PP7503P6601
7
(FL :ON)
Q7903
(FL :ON)
QR7901
AD +5V
4
P31905 P6005
P.C.B.
DIGITAL
FROM
1 TBUS CLK
33
P9001 P39702
MAIN P.C.B.
TO/FROM
(FAN MOTOR DRIVE)
Q37512
X SW +13V
FAN LOCK64
3
P37503
1
P37503
(FAN MOTOR DRIVE)
IC37506
1375
OUT
FAN PWN
23
(RESET)
IC37508
+5V
OUT 4
2
5 RESET11
REMOCON2
2
P6005 P31905
5
5
2
4
P31903P6003
P31903P6003
P31903P6003
P31905P6005
44
S-CLOCK
VTR
S-DATA OUT
VTR
43
42
S-DATA IN
VTR
TIMER CS IN
VTR
47
TL37503
125Hz21
X37501
14 10MHz IN
10MHz OUT12
B,C
LP4FSC33
32 LP3FSC
LP2FSC
(LPF)
31
FAN MOTOR
M