Service Manuals, User Guides, Schematic Diagrams or docs for : panasonic DVD DMR-EH50 DSD0503040C2 doc b_ti
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IC7501 T7501
IR7501 (TIMER) DISPLAY HEATER
POWER SWITCHING
REMOTE CONTROL MAIN P.C.B. TRANSFORMER
RECEIVER
VDD GND CTL. IP7501 D7506 TO
P SAVE H (IC PROTECTOR) HEATER+ +38V UNREG.+38V PP7401 PS7801
3 2 1 POWER SAVE H 78 9 7 U/V TUNER
3 ( 16 BTL+30V)
QR7508 +B
( H :ON) X SW+12.4V 1 2 1
IR Q7510
2 REMOTE CTL. ( L :OFF)
IC7506 GND
(RESET) 3 6
D7505
-33V
8 5
HEATER-
D+3.3V 2 VDD OUT 1
DP7501
PWR SAVE H TO
81 SYS PFAIL H POWER SUPPLY
QR7401- B SECTION
IC7505 QR7506
1 F+
(RESET) ( H :ON) IC7502 47 F-
(RESET)
X SW+5.2V 2 VDD OUT 1 80 PFAIL L IC7504
(DISPLAY DRIVE)
RESET L 11 4 VDD 5 X SW+5.2V
8 VCC1 VP 64
18 VCC2
SEG00 44
FL TXD 4 TIMER
S7504 DISPLAY
FL RXD 5 4 S DATA
OPEN/CLOSE SEG25 19 13 P1
FL CLK 6 3 SCK
SEG26 17
KEY IN1 SEG35 45 44 P32
101 KEY IN1
SEG39 49
FL RESET L 93 1 RESET 4 1G
FL CS 94 2 CS DIG00 63 5 2G
7 3G
5 VSS DIG07 56
S7506 S7508 S7502
12 8G
STOP REC CH-DOWN
KEY IN2
102 KEY IN2
IC7301
(NICAM/A2)
IIC CLK PK7702 PK7302
IIC CLK 28 29 SCL
1
IIC DATA PK7702 PK7302
IIC DATA 29 30 SDA
S7501 S7505 S7507 S7503 2
EXT LINK SELECT PLAY CH-UP IC7503
(EEPROM)
KEY IN3
104 KEY IN3 XCIN 9
1.Country & Language
6 SCL 2.Tuner preset
X7502 3.Timer REC info.
32.768KHz 4.ROM Correction info. TU7801
5 SDA U/V TUNER
XCOUT 10
EH50EB
3 MSDA
S7001 IC3001
POWER (A/V PROCESSOR) PP7401 PS7801
12 SDA
7 EH50EB
XOUT 12
P7001 P7506
88 SCL 5 MSCL
3 X7501
10MHz PP7401 PS7801
89 SDA 11 SCL
8
FRONT(L) P.C.B. XIN 14
EH50EB
RFC A MUTE H 75 RFC A MUTE H TO
PP7401- 15 TUNER P.C.B.
XT MUTE
XTMUTE 63 QR4002- B
Q7503 TO/FROM
SLICER VIDEO ANALOG A/V SECTION
SYNC IN 109 BUFFER IC3001- 85
Q7501
CVIN1 113 BUFFER
HDD PFAIL L
HDD PFAIL L 47
IC1501- 4
DR P ON H
DR POWER ON H 49
P1501- 15 TO/FROM
X SW+5.2V DIP ON H POWER SUPPLY SECTION
DI POWER ON H 51
P1501- 11
JC P ON H
JC POWER ON H 50
IC1510- 2
P7101 P7507
86 HDD SEL LED H
2 G SCLK A SCLK
HDD SEL TBUS CLK 44 P7402- 6
Q7103
D7103 (HDD SEL LED DRIVE) G SBPTM A SBPTM
TBUS TXD 42 P7402- 10
(BLUE)
G SBMTP A TO/FROM
TBUS RXD 43 SBMTP DIGITAL P.C.B.
P7402- 12
EH52EG,EH50EG
P7101 P7507 EPG ON H
87 DVD SEL LED H EPG ON H 45
3 P7402- 28
DVD SEL
Q7102
D7102 (DVD SEL LED DRIVE)
(AMBER)
IC7507 X SW+12.4V
(FAN MOTOR DRIVE)
FAN PWM OUT 23 3 +
P7101 P7507 Q7511
88 SD SEL LED H - 1 (FAN MOTOR DRIVE)
4
SD SEL 2
Q7101
D7101 (SD SEL LED DRIVE)
(GREEN)
FANDCOUT
LED P.C.B. FAN MOTOR
P7504
1 M
FAN LOCK H 52
P7504
3
DMR-EH50EB/EG/EP,EH52EG
Timer Block Diagram
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