Idtv Mpeg Decoder & Cpu - Grundig Vision 7 Service Manual

GRUNDIG Service
Chassis - IDTV MPEG Decoder & CPU
Vorabversion
Preliminary Version
2V5_EMMA
L700
600R Bead 1206
100uF/16V
3V3_SW
L702
220R Ferrit 0805
NC(100uF/16V)
3V3_SW
L703
10uH/805
100uF/16V
1V5_SW
L704
68R Bead 0603
100uF/16V
1V5_SW
L705
10uH/805
NC(100uF/16V)
1V5_SW
L706
10uH/805
NC(100uF/16V)
R729
/TS_EN
R735 10k
3V3_IO
R767 100R
/CI_PWR_EN
ANTPOWER
R770 4.7k/603
C703 C704 C705
C702
100nF/25V 100nF/25V 100nF/25V 100nF/25V
C712 C715 C716 C717
C711
100nF/25V 100nF/25V 100nF/25V 100nF/25V
3V3_DAC
C721 C722 C723
C720
100nF/25V 100nF/25V 100nF/25V 100nF/25V
C726 C727 C728
C725
100nF/25V 100nF/25V 100nF/25V 100nF/25V
1V5_PLL
C733 C734 C736
100nF/25V 100nF/25V
1V5_DAC
C735 C737 C738
100nF/25V 100nF/25V
FLASH_D[0..15]
Bootstrap settings
3V3_IO
FLASH_D0 R714 R714 10k 10k
FLASH_D1 R715 R715 10k 10k
FLASH_D2
R716 R716 10k 10k
FLASH_D3
R717 R717 10k 10k
FLASH_D4 R718 R718 10k 10k
FLASH_D5 R719 R719 10k 10k
R721 NC(10k)
For CPU Clock = 166MHz
FLASH_D6 R723 R723 10k 10k
FLASH_D7 R724 R724 10k 10k
FLASH_D8 R725 R725 10k 10k
FLASH_D9
R728 R728 10k 10k
FLASH_D10
R730 R730 10k 10k
FLASH_D11 R733 R733 10k 10k
FLASH_D12 R736 R736 10k 10k
FLASH_D13 R737 R737 10k 10k
R738 NC(10k)
JTAG Debug Enable option
FLASH_D14 R740 R740 10k 10k
FLASH_D15 R741 R741 10k 10k
FLASH_A[0..22]
100R
4
U701
1 8
IO0 VCC
R768 100R
2 7
SDA_EMMA
IO1 SDA
3 6
SCL_EMMA
IO2 SCL
4 5 R769 100R
GND IO3
3
PCA9536
3 4
2V5_MEM
C706 C707 C708
C709
100nF/25V 100nF/25V 100nF/25V
3V3_IO
C718
100nF/25V
C724
1V5_DVDD
C729 C730 C731 C732
100nF/25V 100nF/25V 100nF/25V
TS_CLK
TS_VLD
TS_COFDM_ERR
TS_STRT
R708 TS_D0
TS_D1
10k
TS_D2
TS_D3
TS_D4
TS_D5
1V5_DVDD
TS_D6
RN710
TS_D7
FLASH_D0
1 2
FLASH_D1 A33R
3 4
FLASH_D2
5 6
FLASH_D3
7 8
FLASH_D4 RN711
1 2
FLASH_D5 A33R
3 4
FLASH_D6
5 6
FLASH_D7
7 8
FLASH_D8
RN712
1 2
FLASH_D9
3 4 A33R
FLASH_D10
5 6
FLASH_D11
7 8
3V3_IO
FLASH_D12 RN713
1 2
FLASH_D13 A33R
3 4
FLASH_D14
5 6
FLASH_D15
7 8
FLASH_A0
RN714
1 2
FLASH_A1
3 4 A33R
FLASH_A2
5 6
FLASH_A3
7 8
FLASH_A4 RN715
1 2
FLASH_A5 A33R
3 4
FLASH_A6
5 6
FLASH_A7
7 8
1V5_DVDD
FLASH_A8
1 2 RN718
FLASH_A9
3 4 A33R
FLASH_A10
5 6
FLASH_A11
7 8
FLASH_A12 RN719
1 2
FLASH_A13 A33R
3 4
FLASH_A14
5 6
FLASH_A15
7 8
3V3_IO
FLASH_A16 RN720
1 2
FLASH_A17
A33R
3 4
FLASH_A18
5 6
FLASH_A19
7 8
FLASH_A20
1 2 RN721
FLASH_A21
3 4 A33R
FLASH_A22
5 6
7 8
C741
22pF
L707
EMMA_CVBS
3V3_IO
5.6uH/805
C757
R764
100nF
390RF/603
2 - 
RAM_D[0..7]
RAM_D[0..7]
U700 U700
1
PPORT0
2
PPORT1
3
PPORT2
4
PPORT3
5
PPORT4
6
PPORT5
7
PPORT6
8
PPORT7
9
PPORT8
10
PPORT9
11
GND
12
GND-1
13
VDD1
14
PPORT10
15
PPORT11
16
RDATA0
17
RDATA1
18
RDATA2
19
RDATA3
20
RDATA4
21
RDATA5
22
RDATA6
23
RDATA7
24
RDATA8
25
RDATA9
26
RDATA10
27
VDD3
28
GND-2
29
RDATA11
30
RDATA12
31
RDATA13
32
RDATA14
33
RDATA15
34
RADD0
35
RADD1
36
RADD2
37
RADD3
38
RADD4
39
RADD5
40
RADD6
41
RADD7
42
GND-3
43
GND-4
44
VDD1-1
45
RADD8
46
RADD9
47
RADD10
48
RADD11
49
RADD12
50
RADD13
51
RADD14
52
RADD15
53
VDD3-1
54
GND-5
MPEG_CVBS
C745
47pF
Chassis SG
EMMA2LL EMMA2LL
R761
390RF/603
C744 47pF
ANALOG INPUT PIP:
CVBS to SCART out
3V3