Text preview for : s_ti1.pdf part of PANASONIC DMR-ES20 SERVICE MANUAL



Back to : DMR-ES20EGS.part1.rar | Home

D7509 B0JDCE000002 M X SW 5.2V C7585 6V100 3 2 4 1 R7621 100K R7623 180 C7584 F4D55473A013 C7578 6V47 C7579 6V47 R7599 8200 R7607 100 C22 LB7507 J0JGC0000020 C7520 0.1 R7606 39 R7619 10K C1 R7620 47K M D3.3V IR7501 B3RAD0000092 C2 C3 R7562 100 REMOTE CONTROL RECEIVER 1 2 3 C7528 0.1 M BOOTREQ R7579 22K M X SW 3.3V LB7508 J0JGC0000020 R7527 100 R7578 10K C5 C9 C10 C11 C6 R7532 3300 R7529 100 C7 C7523 0.01 C8 X7501 H0D100500018 (10MHz) X7502 H0A327200108 (32.768KHz) R7651 4700 C4 C7529 6V47 C7592 1 C7522 100P 1 R7648 33 R7622 15K C49 C16 C17 C18 R7561 100 M M G UARTP2M A G UARTM2P A C19 C20 C21 R7601 1K C26 C23 C24 C25 DS 1 GND NC 2 3 R7598 8200 R7597 8200 R7608 43 R7600 10K C7524 0.1

C
< X SW+5.2V > A

TW7501

G
M:Main Net Section(Page: A ) AV:A/V I/O Section(Page: B ) T:Timer Section(Page: C )

5 NC

4 NC

5 NC

4 NC

< X SW+5.2V >

(RESET) OUT VDD GND 1 2 3 OUT VDD GND 1 2 3

(RESET)

< X SW+5.2V >

IC7505 C0EBJ0000336

IC7506 C0EBE0000457

5 VDD

4 VOUT

QR7507 UNR521000L
(SWITCHING) C7577 0.1 C7581 0.01

IC7502 C0EBE0000504
(RESET)

F

QR7506 UNR521200L
(SWITCHING) DIG S OUT DIG S IN SYNCIN KEYIN3 KEYIN2 KEYIN1 CVIN1 SVREF TEST3 START VDD3 VSS3 AV2-8 VSS1 VREF AVSS AVCC AFC

R7655 100 C7555 0.01 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91 90 89 88 DIG S CS DC R CH DC L CH LED9 LED8 LED7 FL RESET L AV3 SIN L FL CS L LED6 SD SEL LED H C7554 0.01

DIG S CLK 2 REMOTE CTL. R7528 100 3 VSYNC 4 FL TXD 5 FL RXD 6 FL CLK 7 BYTE 8 CNVSS R7531 100K 9 XCIN 10 XCOUT R7533 0 11 RESET L 12 XOUT 13 VSS 14 XIN

DVD SEL LED H 87 HDD SEL LED H 86 SD LED H 85 LED1 84 P50OUT 83 P50INT 82 SYS PFAIL H 81 PFAIL L 80 FILAMENT ON L 79 P SAVE H 78 EEPROM W/C 77 NC 76 RFC A MUTE H 75 P50 THROUGH H 74 R7653 100 C35 C36 R7582 100K TL7512 C12 C33 C1 C8 C31 C32

E

M M M

G SBPTM A G SBMTP A G SCLK A

R7564 R7565 R7566

100 100 100

D

M

NET STATUS

C7516 18P

C7517 18P

C7518 22P

C7519 18P

R7534 10K

15 VCC 16 XNMI

IC7501 C2CBJG000659
(TIMER)

SW2 73 TEST2 H 72 VSS 71 NC 70 VCC 69 NC 68 NC 67 NC 66 NC 65 EPG MUTE L 64 XTMUTE 63 NC 62 NC 61 AV2 PB L 60 LB7510 J0JGC0000020 C7551 0.1 C7550 6V47

R7535 100 M M M AV M AV M XMPREQ XINTM XINTP G IIC CLK A G IIC DATA A R7552 100 C12 TL7508 R7553 100 R7551 100 R7550 22K TL7505 R7536 100 R7537 100

17 XMPREQ 18 XINTM 19 XINTM OUT 20 XINTP OUT 21 125Hz 22 NET P ON H 23 FAN PWM OUT

C7535 0.1

R7548 4700 TL7506 R7549 4700 TL7507 R7543 100

24 AV2 BLANK1 25 XSH RES 26 NET HIFRDY 27 FAN PWM OUT2 28 IIC CLK SLICEON OUT NET BUS REQ HDD PFAIL L FAN LOCK H NET STATUS V SYNC DET NET HIFEBL DR P ON H FAN LOCK2 29 IIC DATA LP2FSC LP3FSC LP4FSC TEST1 VDD2 VSS2 EPG ON H JC P ON H AV4 SIN L TBUS RXD DI P ON H TBUS TXD TBUS CLK P SAVE L

C37 C38

VCC

SDA

/WE

SCL

C

8

7

6

5

IC7503 C3EBJC000055
(EEPROM) VSS NC NC NC C7531 10P

R7544 100 C7532 10P K7503 0

C39 C40

WIDE H 59

UARTP2G

UARTG2P

XCE

NC

1

2

3

4

K7512 0

30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 R7652 100 R7560 4700 C7546 1 R7649 100 TL7509 R7628 R7569 R7570 3900 K7504 0 22K 0

B
AV AV2 BLANKING

R7557 510

R7558 2K

R7559 2K

QR7503 UNR521400L
(SWITCH)

NC

M1

K7502 R7576 1K < X SW+12.4V > B

C7534 0.01 R7563 100 C7533 6V47

C7540 0.01

C7539 47P

C7541 47P

C7543 47P

C7542 0.1

C7544 0.1

LB7509 J0JCC0000060 M X SW 12.4V < X SW+12.4V > R7577 10K C3 C2 C4 C9 C10 C11 C41 C42 C43 C44 C45 C

A

DMR-ES20EG/EP/EE Timer Section(Main P.C.B.(3/3)) Schematic Diagram(T)

1

2

3

4

5

6

7

8

9

10

11

D