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COMPONENT VIDEO OUT S VIDEO AV4 IN S VIDEO OUT JK3003 K2HA210B0002 AV4 Y/C JACK
(PROGRESSIVE/INTERLACE PR PB
Y
C Y
C
SW 3 5 1 2 6 4 9 7 8 10
ZJ3002 K9ZZ00001279
1
2
3
C3064 0.1
R3057 75
R3059 75
ZJ3001 K9ZZ00001279
R3903 75
R390 75
R3056 75
R3058 75
A32 A31 A A2 LB3003 J0JGC0000020 B < PS+11.6V > C3918 50V10 C3919 50V10 C3911 50V10 C3910 50V10 C4025 35V10 C3915 50V10 82K C3928 35V10 C4023 35V10 C3914 50V10 C4006 35V10 C4028 35V10 C4005 50V22 C3929 50V1 C3917 50V1 R4094 22K C3935 25V220 R4007 82K A1 A40 A41 A38 A39 A27 A46 A45 A42 A25 A19 A28 A47 A44 A43 A26 A14 A33 A34 A35 A36
C4019 35V10
C4021 35V10
C4024 25V100
C4008 25V100
80 AGND(L)
79 ADC OUT R
78 ADC OUT L
77
76 RF OUT
75 AGND(R)
74 AV2 ROUT
73 AV2 LOUT
72 AV1 ROUT
71 AV1 LOUT
70 METER R
69 METER R
68 METER L
67 METER L
66 9VREG GND
65 9VL
64 DA LIN
63 DT LIN
62 TU LIN
61 AV2 LIN
60 AV1 LIN
R4008
59 AV4 LIN
58 FRONT LIN
57 9VR
56 DA RIN
55 DT RIN
54 TU RIN
C3916 50V1 53 AV2 RIN
R4013 82K
52 AV1 RIN
51 AV4 RIN 30
A3 TL3001 A4
81 C ADC 82 V SYNC OUT 83 Y/V ADC 84 VCC 5V
FRONT 50 RIN 1/2REF 49 DT C IN 48 DT Y IN 47
A5 R3006 8200
85 SLICER 86 C SYNC OUT 87 DET IN R3976 100
VCC 11.6V 46 AV3 C IN 45 1/2REF GND 44 AV4 C IN 43 VCC ALL 5V 42
A6 R3975 100 A7 R3007 33 A8 C3025 0.1 A9 C3026 1
88 SCL IN 89 SDA IN 90 V SYNC DET 91 ENC C IN 92 V DET FIL C3027 0.1
IC3001 C1AB00002100
(A/V PROCESSOR)
AV3 Y IN 41 VCC 5V 40 AV4 Y IN 39 EXT CTL4 38 AV3 V IN 37 EXT CTL3 36 AV4 V IN 35 AV1 FB OUT 34
A10
93 ENC Y IN 94 VCC 5V C3028 50V4.7
A12
95 ENC R/R-Y IN 96 GND C3029 0.1
A13
97 ENC G/Y IN Y SAG(COMPONENT) Y OUT(COMPONENT) 98 VGND C3030 50V4.7
AV1 V IN 33 AV2 FB IN 32 AV1 G OUT AV4 C OUT AV4 Y OUT AV1 V OUT AV2 V OUT MUTE FIL FSS OUT AV2 V/Y IN 31 TUNER V IN C3014 0.1 VGND 29
A11 C3031 0.01
99 ENC B/B-Y IN AV1 R/C OUT EXT CTL1 AV2 G IN AV2 B IN R-Y OUT B-Y OUT 100 REG2.5 REG2.5 AV2 R/C IN AV1 B OUT
VCC 5V
VCC 5V
C
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
VCC 5V
Y SAG
V SAG
V OUT
VGND
VGND
VGND
NC
26
27
28
C3007 10V470
C3008 10V100
C3009 10V470
C3010 10V100
C3012 10V470
< BOOSTER+5V >
C3034 0.01
C3035 6V100 B10 B9 B8
A35
A36
A37
A33
A34
A21
B4
B1
B3
C3013 10V100
C3005 6V470
C3006 6V470
C3002 0.01
C3001 0.1
C3003 0.1
C3004 0.1
C3011 0.1
C4003 1
B6
B2
B12
DMR-ES20EG/EP/EE A/V I/O Section(Main P.C.B.(2/3)) Schematic Di
D
12
13
14
15
16
17
49
COMPONENT VIDEO OUT (PROGRESSIVE/INTERLACE) PR PB Y
DIGITAL AUDIO OUT (PCM/BITSTREAM) JK3903 K1U407B00006 OPTICAL COMPONENT VIDEO OUT JACK GND VCC IN 7 R4903 0 G IEC OUT A M
B M:Main Net Section(Page: A ) AV:A/V I/O Section(Page: B ) T:Timer Section(Page: C )
2
3
4
5
6
R3903 75
R3902 75
R3901 75 C4904 0.1 C4903 25V47
L4901 22u ANA5V C4902 0.1 C4901 6V47 M
A35
A36
A37 A38
R3918 470 R3914 470 A39 R3913 10K R3912 10K C3962 220P C3961 220P
LB3912 J0JBC0000011
6
LB3913 J0JBC0000011
C3935 25V220 R4007 82K < PS+11.6V > R3922 470 A40 R3923 470 A41 R3983 10K R3984 10K C3955 220P C3956 220P LB3908 J0JBC0000011 JK3901 K1FB242B0005 SCART I/O JACK 1 2 3 FRONT 50 RIN 1/2REF 49 C3039 0.1 DT C IN 48 C3038 0.1 DT Y IN 47 A43 C3958 470P A16 LB3911 J0JGC0000020 C4027 50V22 A20 C4067 25V47 R4006 82K A42 C3957 470P R3992 1K R3994 47K R3991 47K B1 B2 4 R3993 1K R3919 D3901 MA2C165001VT B3 R3920 75 13 R3921 75 B4 B5 R3930 75 R3934 75 R3987 47K B6 B7 R3935 75 15 16 17 18 19 20 21 14 75 R3924 220 5 6 7 8 9 10 11 12 AV1 (TV) LB3907 J0JBC0000011
AV1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 AUDIO OUT CH2(R) AUDIO IN CH2(R) AUDIO OUT CH1(L) GND(A) GND(BLUE) AUDIO IN CH1(L) BLUE PB +12V GND(GREEN) -/CONTROL GREEN -/DATA GND(RED) GND(BLANK) RED/C OUT BLANKING GND(V OUT) GND(V IN) VIDEO OUT/Y OUT VIDEO IN GND
1
CC 11.6V 46 C3022 0.1 AV3 C IN 45
REF GND 44 C3021 0.1 AV4 C IN 43 A32 A45 C3020 0.1 AV3 Y IN 41 VCC 5V 40 C3019 0.1 AV4 Y IN 39 A31 A44 C3954 470P A18 B8 C3017 0.1 AV4 V IN 35 B5 C3016 0.1 AV1 V IN 33 B7 B11 C3015 0.1 B13 B12 B13 R3929 75 R3927 75 R3926 75 R3925 75 R3928 75 B10 B11 A24 A29 B9 A17 A30 R3988 1K C3953 470P C3952 47P C3951 47P R3989 1K R3990 47K
C ALL 5V 42
AV2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 R3932 75 21 AV2 (DECODER/ EXT) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 AUDIO OUT CH2(R) AUDIO IN CH2(R) AUDIO OUT CH1(L) GND(A) GND(BLUE) AUDIO IN CH1(L) BLUE AV2 +12V GND(GREEN) -/CONTROL GREEN -/DATA GND(RED) GND(BLANK) RED/C IN BLANKING GND(V OUT) GND(V IN) VIDEO OUT VIDEO IN/Y IN GND
EXT CTL4 38 C3018 0.1 AV3 V IN 37
EXT CTL3 36
1 FB OUT 34
AV2 FB IN 32
V2 V/Y IN 31
0
V IN
C3014 0.1
AV2-BPIN G AV2 VIN A AV2 BLANKING G R C IN A G G IN A G B IN A G TU VIDEO A G CPS VOUT A LB3001 J0JGC0000020 < PS+5V > < BOOSTER+5V > C3033 0.01 C3032 6V100 LB3002 J0JGC0000020 PS 5V BOOSTER+5V
M M T M M M M M
M M
)) Schematic Diagram(AV)
NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERING. THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST, AND MAY BE SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
DMR-ES20EG/EP/EE A/V I/O Section(Main P.C.B.(2/3)) Schematic Diagram(AV)
17
18
19
20
21
22
49
18.5. Timer Section (Main P.C.B. (3/3)) Schematic Diagram (T)
D7509 B0JDCE000002 M X SW 5.2V C7585 6V100 3 2 4 1
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
IC7505 C0EBJ0000336
(RESET) OUT VDD GND 1 2 3 OUT VDD GND 1 2 3
IC7506 C0EBE0000457
(RESET)
QR7507 UNR521000L
(SWITCHING) C7577 0.1 R7619 10K C1 R7620 47K C7581 0.01
M
D3.3V IR7501 B3RAD0000092 C2 C3 R7562 100 REMOTE CONTROL RECEIVER 1 2 3 C7528 0.1 R7648 33 C7592 1 C7522 100P 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 1 R7622 15K
F
R7561 100 M M G UARTP2M A G UARTM2P A
QR7506 UNR521200L
(SWITCHING)
116 11
R7579 22K M X SW 3.3V
C7529 6V47 LB7508 J0JGC0000020
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
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
R7535 100 M M M AV M AV M XMPREQ XINTM XINTP G IIC CLK A G IIC DATA A 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
R7552 100
C12 TL7508
R7553 100
R7551 100
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 29 IIC DATA
VCC
SDA
/WE
SCL
C
8
7
6
5
IC7503 C3EBJC000055
(EEPROM)
R7544 100 C7531 10P C7532 10P K7503 0
VSS
NC
NC
NC
1
2
3
4
K7512 0
30 3
B
AV AV2 BLANKING
R7557 510
(SWITCH)
C7540 0.01
C7539 47P
C7541 47P
R7558 2K
< X SW+12.4V >
QR7503 UNR521400L
VSS2
DIG S OUT
M
BOOTREQ
C4
M
X SW 12.4V
A
1
2
3
4
5
6
50
C7543 47P
C7542 0.1
C
< X SW+5.2V > A
TW7501
R7621 100K
R7623 180 C7584 F4D55473A013
C7578 6V47
C7579 6V47 R7599 8200 R7598 8200 R7597 8200 R7608 43 R7600 10K
C7524 0.1
< X SW+5.2V >
< X SW+5.2V >
R7607 100 C22
5 VDD
4 VOUT
QR7507 UNR521000L
(SWITCHING)
LB7507 J0JGC0000020 C7520 0.1 R7606 39 R7601 1K
C23 C24 C25 C26
IC7502 C0EBE0000504
(RESET) DS 1 GND NC 2 3
C49 C16 C17 C18 C19 C20 C21
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 OUT
DIG S IN
TEST3
SVREF
CVIN1
AV2-8
DIG S CS
DC R CH
DC L CH
SYNCIN
KEYIN3
KEYIN2
KEYIN1
START
VSS3
VDD3
VSS1
AVSS
VREF
AFC
LED9
LED8
LED7
FL RESET L
AV3 SIN L
FL CS L
LED6 SD SEL LED H
AVCC
C7554 0.01
DIG 1 S CLK 2 REMOTE CTL. 3 VSYNC 4 FL TXD 5 FL RXD 6 FL CLK 7 BYTE 8 CNVSS 9 XCIN 10 XCOUT 11 RESET L 12 XOUT 13 VSS 14 XIN 15 VCC 16 XNMI 17 XMPREQ 18 XINTM 19 XINTM OUT 20 XINTP OUT 21 125Hz 22 NET P ON H 23 FAN PWM OUT 24 AV2 BLANK1 25 XSH RES 26 NET HIFRDY 27 FAN PWM OUT2 28 IIC CLK
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
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
C37 C38
C39 C40
SLICEON OUT
HDD PFAIL L
FAN LOCK H
NET STATUS
V SYNC DET
NET HIFEBL
DR P ON H
FAN LOCK2
29 IIC DATA
NET BUS REQ
WIDE H 59
EPG ON H
JC P ON H
AV4 SIN L
TBUS RXD
DI P ON H
TBUS TXD
TBUS CLK
P SAVE L
UARTP2G
UARTG2P
LP2FSC
LP3FSC
LP4FSC
TEST1
VDD2
VSS2
XCE
NC
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 K7504 0 22K 0
R7560 4700
C7546 1
R7649 100
TL7509
NC
R7628 R7569
M1
R7557 510
R7558 2K
C7544 0.1 R7559 2K
R7570 3900
K7502 R7576 1K < X SW+12.4V > B
C7534 0.01 R7563 100 C7533 6V47
C7540 0.01
C7541 47P
C7543 47P
C7542 0.1
LB7509 J0JCC0000060 < X SW+12.4V > R7577 10K C3 C2 C4 C9 C10 C11 C41 C42 C43 C44 C45 C
DMR-ES20EG/EP/EE Timer Section(Main P.C.B.(3/3)) Schematic Diagram(T)
6
7
8
9
10
11
D
50
< P50 CONTROL > A < X SW+5.2V > NX NX 1G 2G 3G 4G 5G 6G 7G R7583 4700 C32 R7584 47K R7586 27K TL7513 8G
P1
P2
P3
P4
P5
P6 18
1
2
4
5
6
7
8
9
10
11
12
13
14
15
16
17
19
P7 43 SEG01 XOUT 6 7 C16
F+
20
Q7506 2SD0601ARN
R7585 2.2M
R7587 220K
Q7507 2SD0601ARN
C7552 220P R7588 100K
C7553 220P
D7502 B0ACCK000005 48 SEG38 47 SEG37 46 SEG36 45 SEG35 44 SEG00
R7589 220
R7590 100K
49 SEG39 50 SEG40 51 SEG41
C31 52 SEG42 EXT LINK S7501 EVQPC105K CH DOWN S7502 EVQPC105K CH UP S7503 EVQPC105K 53 DIG10 54 DIG09 55 DIG08 K7506 0 56 DIG07 57 DIG06 C7558 0.01 R7618 OPEN/CLOSE S7504 EVQPC105K C24 C7556 0.01 R7640 2700 C23 R7641 47K C7557 0.01 R7643 5600 D7507 B0AAGM000007 C7573 50V22 PLAY S7507 EVQPC105K R7615 47K LB7519 J0JKB0000037 D7508 MAZ4240NMF R7644 2200 64 VP RESET SDATA SCK VSS CS C7572 10V220 STOP S7506 EVQPC105K 58 DIG05 59 DIG04 60 DIG03 61 DIG02 62 DIG01 63 DIG00
R7639 2700 C22
R7642 5600
REC S7508 EVQPC105K
1
2
3
4
5
LB7517 0
C7510 0.1
R7518 27K
R7617 330
C47 C46 T7501 G4D1C0000003 DISPLAY HEATER POWER SWITCHING TRANSFORMER HEATER+ -33V BASE LB7515 0 5 4 C7570 35V47 D7505 B0AADM000003 C21 C20 C7 C6
D7501 B0BA03600021
9 3
IP7501 K5H7512A0010
B < X SW+12.4V > 1 G 2 L7501 39u R7612 3300 C7565 25V220
ON/ 2 OFF +B 1 8 HEATER-
GND +38V
C17 6 7 C7571 50V22 R7616 47K LB7516 0 D7506 B0AADM000003 LB7518
C18
C7569 2200P
R7614 47
C48
QR7508 UNR521400L
(POWER SAVE H :ON)
Q7510 2SD1994BR1VT
(SW. L :OFF) D7504 MAZ4300NLF
K7509 C C33
IMPORTANT SAFETY NOTICE: COMPONENTS IDENTIFIED WITH THE MARK HAVE THE SPECIAL CHARACTERISTICS FOR SAFETY.WHEN REPLACING ANY OF THESE COMPONENTS.ONLY THE SAME TYPE.
D
DMR-ES20EG/EP/EE Timer Section(Main P.C.B.(3/3)) Schematic Diagram(T
12
13
14
15
16
17
51
SEG02
Q7508 2SD1819ARL
42
TIMER DISPLAY P10 P11 P12 P13 P14 P15 P16 P17 P18 P19 P20 P21 P22 P23 P24 P25 P26 P27 P28 P29 P30 P31 P32 NX P4 P5 P6 P7 P8 P9
DP7501 A2BD00000099
C
P3
5
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
46
47
F-
TL7514
C36
SW2
M
C40 C39 C26
WIDE H AV2 PB L AV3 S IN L
M M AV
7
46 SEG36
45 SEG35
44 SEG00
43 SEG01
42 SEG02
41 SEG03
40 SEG04
39 SEG05
38 SEG06
37 SEG07
36 SEG08
35 SEG09
34 SEG10
33 SEG11
C35 C46
P50 THROUGH H P50
AV AV
SEG37
SEG12 32 SEG13 31 SEG14 30 SEG15 29 SEG16 28 SEG17 27 SEG18 26 C48 C41 C42 C43 R7571 100 PWR SAVE H DR P ON H JC P ON H DIP ON H M M M M AV C38 C37 XTMUTE EPG MUTE L AV AV
IC7504 C1ZBZ0002791
(DISPLAY DRIVE)
TL7510 SEG19 25 SEG20 24 SEG21 23 SEG22 22 SEG23 21 SEG24 20 SEG25 19 VCC2 18 SEG26 17 POWER S7001 EVQPC105K C19 C25 C49 AV2 8 AFC RESET 5.2V M M M C44 C45 V SYNC DET AV4 S IN L AV AV
SCK
VSS
2
3
4
5
6
XIN
CS
C47
7
8
9
10
11
12
13
14
15
16
P7506 P7001 3 POWER SW ON L 3 2 GND 2 1 GND 1
SDATA
SEG34
SEG33
SEG32
SEG31
SEG30
SEG29
SEG28
SEG27
XOUT
VCC1
R7518 27K C7511 100P
C7512 0.1
M:Main Net Section(Page: A ) AV:A/V I/O Section(Page: B ) T:Timer Section(Page: C )
DDGND GND
FRONT(L) P.C.B.
< X SW+5.2V > C7 C6
M M
20
C7507 0.1
C5
LB7501 0 JC REG5V M
R7505 15K R7507 15 C17 TL7501
Q7502 2SD1819ARL
(BUFFER) C7501 4.7 K7507 0
(EG) R7501 1K TL7515 R7510 0 R7515 4700
Q7504 2SD1819ARL
(BUFFER) C7503 4.7
R7504 1K
R7503 100K
R7616 47K
C18 C16 R7508 56 C7505 0.1 TL7502 C7504 0.1 R7506 100K
Q7501 2SB1218ARL
(BUFFER)
QR7501 UNR521300L
(BUFFER)
GCSYNC IN A
M
Q7503 2SB1218ARL
(BUFFER) C7502 100P R7502 3900
G SLICER A
AV
UNREG 38V
M
matic Diagram(T)
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
17
18
19
20
21
DMR-ES20EG/EP/EE Timer Section(Main P.C.B.(3/3)) Schematic Diagram(T) 22
51
18.6. Tuner Pack Schematic Diagram
BOOSTER+B
AUDIO IN
1
2
VIDEO IN
5V(RFC)
F
3
4
5
6
5V(TUNER)
7
MSDA
MSCL
K7808 0
E
C7828 0.01
LB7802 J0JHC000032
D
C7817 6V47
TO PP7401 MAIN P.C.B. (MAIN NET SECTION) PS7801 GND BOOSTER 5V
C7809 0.01
GND
C
GND JC REG 5V SW2 IIC CLK IIC DATA AFC AUDIO OUT SIF OUT UNREG 38V TUNER VIDEO IN GND
18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
B
A
NOTE:DO NO THE C SLIGH
1
2
3
4
5
52
C7813 6V47
K7810 0
C7822 0.01
LB7803 J0JHC0
U/V TUNER
AFC S-CURVE
(EG)
TU7801 ENGF7501GF:(EG) ENGF7502GF:(EP/EE)
AUDIO OUT
6
7 (EP/EE)
9
10
11
12
13
14
15
16
17
18
R7845 0
C7813 6V47
C7825 100P
R7818 220
R7846 5600
C7838 25V47
LB7803 J0JHC0000032
D7802 MAZ4300NMF
C7821 0.01
R7816 470
C7819 33P
K7810 0
TL7401 R7817 470
REG.+5V
UNREG.+38V (EP/EE) R7812 680
C7814 50V22
R7811 470
C7824 6V47
C7822 0.01
C7818 33P
R7815 470
C7820 0.1
LB7804 J0JHC0000032
Q7802 2SB1218ARL
(VIDEO BUFFER) R7844 680
(EG) K7809 0
VIDEO OUT
R7820 1000
5V(TUNER)
BTL+30VIN
VIDEO IN
SIF OUT
SW(VIF)
RFAGC
5V(VIF)
SDA
SCL
NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERING. THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST, AND MAY BE SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
DMR-ES20EG/EP/EE Tuner Pack Schematic Diagram
5
6
7
8
9
52
18.7. Nicam Decoder Schematic Diagram
C7335 0.1
F
TO PK7701 MAIN P.C.B. (MAIN NET SEC.) PK7301 SIF GND TU AUDIO IN
IC7302 C0EAH0000051
(RESET)
JC REG.5V
1 2 3 4 5 6 7 C7303 6V100
IN 1 LB7303 J0JCC0000080
G 2
OUT 3
L7303 1u
C7305 6V100
C7306 0.01
C7334 50V2.2
R7304 100
E
C7311 100P
C7301 0.1
R7301 0
C7302 0
D
TO PK7702 MAIN P.C.B. (MAIN NET SEC.) PK7302 SCL SDA DECODER AUDIO(R) GND DECODER AUDIO(L)
C
1 2 3 4 5 6 C7309 100P C7310 100P C7308 10P C7307 10P
R7319 0
A
1
R7317 0
B
2
3
4
5
53
K7302 0
K7301 0 K7303 0 R7322 0
K7305 0
R7304 100
C7332 0.1
C7330 8200
X7301 H0D245500016 C7329 0
R7307 0 22
TEST1
21
VDDA2
20
VSSA2
19
ADDR2
18
1 REF/LF2(E)
17
TEST2
16
TPB
15
XTALI
14
XTALO
13
ADDR1/AFR(E)
12
PCLK
23 SIF2 C7333 0.1 24 VREF1/CAF1(E)
TP1 11 K7307
AF1D 10
25 SIF1
TP2 9
26 CRESET/CAF2(E)
AF11 8
27 VSSA3
VSSD2 7
28 VDDA3 R7324 100 29 SCL R7325 100 30 SDA
IC7301(NICAM/A2) C1AB00001404
LB7301 J0JCC0000124 VDDD1 6 C7323 1000P
VSSD1 5
VSSA1 4
31 LPF
VDDA1 3 C7324 0.1
32 AF20
SYS CLK/CTRIG
OUT R 2
VSSD3/NC(E)
33 AF21
OUT L 1
MONO IN V REF2 VSSA4 OUT M EXTIR EXTIL
VDDD3
P1
34
35
36
37
38
39
40
41
42
P2
43
44
R7309 10K
TL7302
R7311 220
C7317 16V47
TL7303
R7310 220
R7312 220
R7313 220
TL7301
R7314 0 LB7302 J0JCC0000124 C7313 16V10 C7318 16V10 C7312 16V10
R7315 0
C7314 0.1
NOTE: DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
DMR-ES20EG/EP/EE Nicam Decoder Schematic Diagram
5
6
7
8
53