Panasonic DMR-EH58EC, Руководство по обслуживанию

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FET
D S
G
Q1501
(DR+5V OUT)
4 1
2
5
6
3
H
H
H
L
L
X SW+5.8V
TU REG.+5V
PS+5V
GND
5V
AU+5V
TU P ON
IC7501- 43
L HDD PFAIL
IC7501- 40
SECTION
TIMER
FROM
(REG.AU+5V)
IC4001
VOUT VIN 5
2
:ON
H :ON
3
4
GND
DR+5V
X SW+3.8V
(REG.DR+5V)
IC1506
VOUT VIN 4
3 1
2
GND
CONT
(REG.+3.3V)
IC7303
VOUT VIN 5
2 3
1
GND
H :ON
(REG.+1.5V)
IC7304
VOUT VIN 5
2 3
4
GND
(REG.+5V)
IC1510
VOUT VIN 5
2
:ON
3
4
GND
(VOLT. DET.)
IC1501
VOUT VCC 4
2 3
5
GND GND
94 84 42 IC3001- / /
TO
U/V
TUNER
(REG.5V)
IC7402
VOUT
CONT
5
2
3
GND
1 VIN
IC7501- 12
IC7701- 3 ,IC7504- , 13 43
90 99 62 IC7501- / /
5 6 10 1 IC7301- / / / 13 / 20 / 21 /
28 / 35 /
30 23 IC7301- /
73 IC7501-
2 IC4901-
RESET
P FAIL
X SW+5V
X SW+5V
7
(REG.X SW+5V/RESET)
IC7503
RESET
5V DETOUT
XSW5VOUT
VOUT
VIN
1
GND
40 25 8 6 IC3001- / / /
(REG.PS+5V)
IC7403
VOUT VIN 5
3 2
1
CONT
HDMI P.C.B. MAIN P.C.B.
DR+12V
A
B
C
D
F
E
DMR-EH58EC/EP,EH585EG
Power Supply Block Diagram (2/2)
IC7302
1 4 VIN OUT
(RESET)
34 IC7301-
TO
U/V
TUNER
IC7404-
D+3.8V
60,62
P7402 P59001
D+3.3V
XSW+5.8V
52
P7402 P59001
XSW+3.8V
4
P7501 P56101
XSW+5.8V_AV
2
P7501 P56101
7
P7501 P56101
34
P7402 P59001
ANA+5V
76
P7402 P59001
X SW+12V
64,66,68,70,72,74
P59001 P7402
POWER OFF
30
P59001 P7402
4
P1503
TO HDD
TO
DIGITAL
P.C.B.
TO
DIGITAL
P.C.B.
TO/FROM
DIGITAL
P.C.B.
FROM
TIMER
SECTION
FROM
TIMER
SECTION
1
P1503
25
AU+5V
DR+5V
DR+12V
P59001 P7402
14,16
P59001 P7402
22,24
DR+5V P59001 P7402
L
8
JK56101-18 VIN 1
3
5 VO
(REG.+5V)
IC56105
CONT
IC56103/I3.3V) VIN 1
3
5 VOUT
(REG.+3.3V)
IC56104
ON
H DR P ON
IC7501- 42
SECTION
TIMER
FROM
H
I1.2V) VIN 8
5
1 VOUT
(REG.+1.2V)
IC56106
ON H
H HDMI P5 ON
IC7501- 54
8
P7501 P56101
16,17
P55003
FROM
DIGITAL
P.C.B.
P56103 XSW+1.8V
H HDMI P3 ON
IC7501- 34
QR1503
H
( :ON)
8
6
4
5
DMR-EH58EC / DMR-EH58EP / DMR-EH585EG
48