Grundig Vision 7 Service Manual page 25

Vorabversion
Preliminary Version
Chassis - Scaler
2V5_MDDR
U100
C100
1
VDD0 VSS0
100nF/25V
2
DDR_D15 DQ0 DQ15
C101 3
VDDQ0 VSSQ2
100nF/25V 4
DDR_D14
DQ1 DQ14
5
DDR_D13 DQ2 DQ13
6
VSSQ0 VDDQ3
7
DDR_D12
DQ3 DQ12
8
DDR_D11 DQ4 DQ11
C106
9
VDDQ1 VSSQ3
100nF/25V
10
DDR_D10 DQ5 DQ10
11
DDR_D9
DQ6 DQ9
12
VSSQ1 VDDQ4
13
DDR_D8 DQ7 DQ8
14
NC0 NC4
C110 15
VDDQ2 VSSQ4
16
100nF/25V
DDR_DQS1 LDQS UDQS
17
NC1 NC5
C111
18
VDD1 VREF
19
100nF/25V
NC2 VSS
20
DDR_UDQM LDM UDM
21
DDR_WE /WE /CK
22
DDR_CAS /CAS
23
DDR_RAS
/RAS CKE
24
/CS NC6
25
NC3 A12
26
DDR_BA0
BA0 A11
27
DDR_BA1
BA1
28
DDR_A10 A10(AP)
29
DDR_A0 A0
30
DDR_A1
A1
31
DDR_A2
A2
32
DDR_A3 A3
C113
33
VDD2 VSS1
100nF/25V
DDR_128Mb_TSOP66
12 13
1
LVDSO_0-
3
LVDSO_0+
5
LVDSO_1-
7
LVDSO_1+
9
LVDSO_2-
11
LVDSO_2+
13
LVDSO_CLK-
@
15
LVDSO_CLK+
17
LVDSO_3-
19
LVDSO_3+
21
LVDSO_4-
23
LVDSO_4+
25
LVDSE_0-
27
LVDSE_0+
29
LVDSE_1-
31
LVDSE_1+
33
LVDSE_2-
35
LVDSE_2+
37
LVDSE_CLK-
39
LVDSE_CLK+
#
LVDS_CONN_40
LVDSO_CLK-
LVDSO_CLK+
LVDSO_3-
LVDSO_3+
DCR_ON
LVDSE_0-
LVDSE_0+
LVDSE_1-
LVDSE_1+
LVDSE_2-
LVDSE_2+
LVDSE_CLK-
LVDSE_CLK+
LVDSE_3-
LVDSE_3+
LG Panel:
Dynamic Contrast Ratio
11 2V5_MDDR
66
65
DDR_D0
64
63
DDR_D1
C105
62
DDR_D2
61
60
DDR_D3
59 100nF/25V
DDR_D4
58 !
57 C102
DDR_D5
56 C109
100nF/25V
DDR_D6
55
54
DDR_D7
100nF/25V
53
52
51
DDR_DQS0
C107
50
49
100nF/25V
VREF_MDDR
48
47
DDR_LDQM
46
DDR_CLK-
45
CK
44 R6
DDR_CKE
43 150R
42
41
DDR_A11 DDR_CLK+
40
DDR_A9
A9
39
A8 DDR_A8
38 2V5_SW
A7 DDR_A7
37
DDR_A6
A6
36
DDR_A5 600R Bead 1206
A5
35
A4 DDR_A4
34
CON100
2
4
6
8
DCR_ON
10
12
14
R113 NC(10k/603)
16
18
20
R114
22
NC(0R/603)
24
26
28
30
32
34
LVDSE_4+
36
LVDSE_4-
38
LVDSE_3+
40
LVDSE_3-
3V3_SW
S100 S100
1 2
LVDSO_0-
3 4
LVDSO_0+
5 6
LVDSO_1-
7 8
LVDSO_1+
9 10
LVDSO_2-
11 12
LVDSO_2+
13 14
15 16
17 18
19 20
21 22 L102
C117 C116
600R Bead 1206
23 24
100uF/25V
100nF/25V
25 26
27 28
3V3_SW
29 30
R126
NC(4.7k)
JEIDA
R133
0R/603 0R/603
3V3_DIG
R100
10k/603
FLASH_CSA
FLASH_SDO
FLASH_WP
2V5_MDDR
R103
NC(10k/603)
C104
R101
100nF/25V
4.7k/603
VREF_MDDR
R104
C108
4.7k/603
100nF/25V
5V_SW
C125
100nF/25V
USB_POWEN
2V5_MDDR
L100
USB_DM
C112
100uF/16V
USB_DP
TV DDRRAM
TPS2051
R111 NC(10k/603)
R112
NC(0R/603) IN
Charge
Pump
EN
UVLO
GND
R132
1k/603
3V3
DCR_ON
R137
NC(0R/603)
J103
8
7
PANEL_PWR
6
5
4
3
2
1
8 HEADER
C119
100pF/50V
3V3_DIG
U101
M25P80
C103
1 8
100nF/25V
/CE VCC
2 7
SO /HOLD
3 6
/WP SCK FLASH_CLK
4 5
VSS SI FLASH_SDI
47R
R102
TV SERIAL FLASH
R140
U102
1 8
51k/603
GND OUT_3
2 7
IN_1 OUT_2
C124
3 6 C114
IN_2 OUT_1
100nF/25V
100uF/16V
4 5
USB_OCD
EN OC#
R109 33R
TPS2051
4 L101 1
4 1
3 2
3 2
ACM2012-121-2P
R115
15k/603
Power Switch
Current Sense
CS
OUT
Current
Driver
Limit
OC
Thermal
Sense
3V3 5V
R116
5V option
10k
R117
R118
0R/603
R119 100R NC(0R/603)
IR_IN
C115
100pF
L103
R123
R122
3V3
600R Bead 0603 0R/603
Q100 NC(4.7k)
C118
NC(BC857BL)
100nF
Q101
R124 NC(4.7k)
NC(BC857BL)
R125 270R/6
C121
NC(10nF/50V)
R131 100R/603
KEY1
R134 100R/603
KEY2(OPT)
C120
100pF/50V
FRONT PANEL
OTG_VBUS
R139
100k/603
J101
1 5
VBUS SHIELD_0
2 6
D- SHIELD_1
3
D+
7
SHIELD_2
4 8
GND SHIELD_3
USB_CON
LED1
LED2