Panasonic DIGA DMR-XS350EB, Service Manual

Page: 76 / 117

S-10
S3.5. Timer Block Diagram
M
DP7201
LCD +5V
DISPLAY
TIMER
SG8
SEG4-SEG30
COM0 - COM3
COM0 COM3
SG30
1
23
SG4
SG7
37
40
SEG 25
SEG 0
30
5
COM0
COM3
24
27
1 4
XN +4V
POWER/ IF P.C.B.
POWER/ IF P.C.B.
TO DIGITAL P.C.B.
REGULATOR
BLOCK SECTION
REGULATOR
BLOCK SECTION
FROM
DIGITAL P.C.B.
P6702 P58005
21
P6702 P58005
15
S7002
(RESET)
IC59503
OUT VDD X SW+13V
P FAIL L
FAN LOCK
VCC(3.3V)
SD
SCL
CSB
IC7201
(LCD DRIVER)
32.786KHz OUT
LED REC 1
32.786KHz IN
32.768KHz
X59502
IC59502
(TIMER)
IR7201
PW GOOD H PW GOOD H
10MHz OUT
10MHz IN
FAN PWN
HDD PFAIL L
HDD PFAIL
DR P ON H
DR P ON H
P STANDBY H
SP SAVE L
P STANDBY H
FL TXD
FL CLK
FL CS L
KEY IN3
IR
KEY IN2
(MAIN CLK)
10MHz
X59501
FAN MOTOR
(FAN MOTOR SWITCH)
Q59508
X SW+13V
SENSOR
REMOTE CTL.
FRONT (L) P.C.B.
DIGITAL P.C.B.
FRONT (R) P.C.B.
FRONT (R) P.C.B.
POWER
P7001
XN +4V
S7206
S7204 S7205
REC
STOP CH DOWN
P6703 P58006
3
P6702 P58005
23
P7201 P7901
1
P6703 P58006
7
S7203
CH UP
S7202
PLAY
62
88
KEY IN 1
S7201
OPEN/CLOSE
P7201 P7901
9
86
87
45
51
52
P6703 P58006
P6703 P58006
P6703 P58006
1
2
4
P7201 P7407
P7201 P7407
P7201 P7407
6
5
4
5
32
33
34
1
P7201 P7901
11
P6703 P58006
6
XN+3.3V 2
10
11
15
13
71
P7201 P7901
7
P7201 P7901
10
70
12
2 1 74
OUT
VDD
(3.3V)
5 4
P58013
1
P58013
3
P58005 P6702
22
P58005 P6702
8
P58007 P6704
3
26
39
73
40
42
49
44
HDMI 5V REG HDMI P5 ON H 54
P SAVE L P SAVE L 41
POWER SUPPLY
BLOCK SECTION
FROM/TO
POWER SUPPLY
BLOCK SECTION
TO
SECTION
TO
VIDEO/AUDIO BLOCK 12CDAT IIC DATA 31
12CCLK IIC CLK 32
1 1
P7202
IC59504
(RESET)
XRESET
SP SAVE L
DMR-XS350EB
Timer Block Diagram
LED REC 2
REC1 BD
LCD_CS
LCD_CLK
LCD_TXD
REC2 BD
QR7204,Q7204
(BACK LIGHT DRIVE)
LED BACK
QR7202
LED DRIVE
D7207
REC1
QR7201
LED DRIVE
QR7904
INVERTER
INVERTER
INVERTER
QR7902
QR7903
BACK LIGHT 30
P6703 P58006
23
P7201 P7407
8
P7203
1
D7208
REC2
BACK LIGHT
QR59503 (INV.)
QR59502 (DRIVE)
H ON
L ON
FL +3.3V
Q59511
MUTE