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IR7501
REMOTE CONTROL RECEIVER VDD GND CTL. 3 2 1
IC7501
(TIMER)
MAIN P.C.B.
POWER SAVE H 78 P SAVE H QR7508 ( H :ON) IR 2 REMOTE CTL. X SW+12.4V Q7510 ( L :OFF) IP7501 (IC PROTECTOR) 1 2
T7501 DISPLAY HEATER POWER SWITCHING TRANSFORMER D7506 7
9 1
HEATER+ +B
+38V
UNREG.+38V
PP7401 PS7801 3
TO U/V TUNER ( 16 BTL+30V)
IC7506
(RESET)
3 8 HEATER-
GND -33V
6 D7505 5 DP7501
D+3.3V
2 VDD
OUT 1 PWR SAVE H QR7401- B TO POWER SUPPLY SECTION
81 SYS PFAIL H
IC7505
(RESET)
QR7506 ( H :ON) OUT 1 80 PFAIL L RESET L 11
1 F+ 47 F-
IC7502
(RESET)
X SW+5.2V
2 VDD
IC7504
4 VDD 5 X SW+5.2V (DISPLAY DRIVE) 8 VCC1 18 VCC2 VP 64 SEG00 44 SEG25 19 SEG26 17 SEG35 45 SEG39 49 FL RESET L 93 FL CS 94 1 RESET 2 CS 5 VSS DIG00 63 DIG07 56 12 8G 4 1G 5 2G 7 3G 13 P1 44 P32 TIMER DISPLAY
S7504 OPEN/CLOSE KEY IN1 101 KEY IN1
FL TXD 4 FL RXD 5 FL CLK 6
4 S DATA 3 SCK
S7506 STOP
S7508 REC
S7502 CH-DOWN KEY IN2 102 KEY IN2
IC7301
(NICAM/A2) IIC CLK 28 IIC CLK IIC DATA PK7702 PK7302 1 PK7702 PK7302 2 29 SCL 30 SDA
S7501 EXT LINK
S7507 PLAY
S7503 CH-UP KEY IN3 104 KEY IN3
IIC DATA 29
IC7503
(EEPROM) XCIN 9 X7502 32.768KHz XCOUT 10 6 SCL 5 SDA
1.Country & Language 2.Tuner preset 3.Timer REC info. 4.ROM Correction info.
TU7801 U/V TUNER
S7001 POWER P7001 3 P7506 XOUT 12 X7501 10MHz XIN 14
IC3001
(A/V PROCESSOR) 88 SCL 89 SDA PP7401 PS7801 8 11 SCL PP7401 PS7801 7 12 SDA
FRONT(L) P.C.B.
XTMUTE 63 SYNC IN 109
Q7503 BUFFER Q7501
XT MUTE QR4002- B
SLICER VIDEO IC3001- 85
TO/FROM ANALOG A/V SECTION
CVIN1 113
BUFFER
DR POWER ON H 49 DI POWER ON H 51 JC POWER ON H 50
DR P ON H P1501- 15 DIP ON H P1501- 11 JC P ON H IC1510- 2
TO POWER SUPPLY SECTION
TBUS CLK 44 TBUS TXD 42 TBUS RXD 43
G SCLK A G SBPTM A G SBMTP A
SCLK P7402- 6 SBPTM P7402- 10 SBMTP P7402- 12
TO/FROM DIGITAL P.C.B.
DMR-ES20EG/EP/EE Timer Block Diagram