Timer Block Diagram - Panasonic DMR-EX75EG Service Manual

12.4. TIMER BLOCK DIAGRAM

IR7501
REMOTE CONTROL
RECEIVER
VDD GND CTL.
3 2 1
IC7505
(RESET)
BOOSTER 5V 2 VDD OUT 1
S7501 S7504
EXT LINK OPEN/CLOSE
S7506 S7508 S7502
STOP REC CH-DOWN
S7505 S7507 S7503
SELECT PLAY CH-UP
S7002
POWER
FC7000 FC7001
1
FRONT(L) P .C.B.
IC7501
(TIMER)
MAIN P .C.B.
POWER SAVE
IR
3 REMOTE CTL.
73 PFAIL L
RESET
FL RESET
KEY IN1
86 KEY IN1
IIC CLOCK
KEY IN2
87 KEY IN2
KEY IN3
88 KEY IN3
DR POWER ON
DI POWER ON
TU POWER ON
TBUS CLK
10 XCIN
TBUS TXD
X7502
32.768KHz
TBUS RXD
11 XCOUT
FAN PWM OUT 22
13 XOUT
X7501
10MHz
15 XIN
FAN LOCK H 39
51
IP7501
P SAVE H
H 61 (IC PROTECTOR)
QR7508
X SW+12.4V 1 2
( H :ON)
Q7510
( L :OFF)
IC7502
(RESET)
L 12 4 VDD 5 X SW+5.2V
FL TXD 5
FL RXD 6
FL CLK 7
L 51
FL CS 45
IIC DA T A 26
25
QR7504
X SW 3,8V
PP7401 CN7800
13 13
QR7503 TO/FROM
TUNER
PP7401 CN7800
12 12
IC7301
( Nicam)
30
29
XT MUTE
XTMUTE 65
QR4002-
Q7503 B
SLICER VIDEO
SYNC IN 98 BUFFER
IC3001- 85
Q7501
CVIN1 89 BUFFER
DR P ON H
H 42
QR1501- B
P OFF L
H 44
IC1506- 1
TU P ON H
H 43
IC1510- 2
G SCLK A SCLK
37
P7402
G SBPTM A
SBPTM
35
P7402
G SBMTP A SBMTP
36
P7402
X SW+12.4V
Q7511
Q7505
P1501 P1103
23 1
FAN MOTOR
M
P1501 P1103
21 3
P1501 P1103
22 2
DMR-EX75EG / DMR-EX75EC / DMR-EX75EB / DMR-EX85EG / DMR-EX85EB
T7501
DISPLAY HEA TER
POWER SWITCHING
TRANSFORMER
D7506
TO
HEA TER+ +38V UNREG.+38V PP7401 PS7801
9 7 U/V TUNER
3
( 16 BTL+30V)
+B
1
GND
3 6
D7505
-33V
8 5
HEA TER-
DP7501
45 F+
1 F-
IC7504
(DISPLAY DRIVE)
7 VCC VP 15
FL29 12 41 P1
FL28 13 42 P2
10 S DATA
FL25 17 37 P3
9 SCK
FL24 18 36 P4
FL22 20 34 P5
FL21 21 33 P6
FL20 22 32 P7
FL18 24 30 P8
8 RESET TIMER
FL17 25 29 P9
DISPLAY
3 CS
FL15 27 27
P10
FL14 28 26 P11
5 VSS
FL11 31 23 P12
FL04 38 13 P13
FL03 39 11 P14
FL01 1 9 P15
FL00 2 7 P16
FL16 26 28 2G
FL13 29 25 3G
FL10 32 22 4G
FL06 36 18 5G
FL05 37 15 6G
FL02 40 10 7G
TO/FROM
ANALOG A/V SECTION
TO
POWER SUPPL Y SECTION
TO/FROM
DIGIT AL P .C.B.
DMR-EX75EG/EC/EB
DMR-EX85EG/EB
TIMER
BLOCK DIAGRAM