Hitachi 17LD4220 Service Manual page 31

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36
47
38
37
46
37
38
45
-
39
44
-
40
43
-
41
-
-
42
42
36
43
41
35
-
-
-
-
-
-
-
-
-
44
40
34
45
39
33
46
38
32
47
37
31
48
36
30
49
35
29
50
34
28
51
33
27
52
-
-
53
32
-
54
31
26
55
30
-
56
29
25
57
28
24
58
27
23
59
26
22
60
25
21
-
-
-
-
-
-
61
24
20
62
23
-
63
22
-
64
21
19
65
20
18
66
19
17
-
-
-
-
-
-
67
18
16
-
-
-
-
-
-
68
17
15
17" TFT TV Service Manual
51
39
SC3_IN_R
50
38
SC3_IN_L
49
37
ASG4
48
36
SC4_IN_R
47
35
SC4_IN_L
46
-
NC
45
34
AGNDC
44
33
AHVSS
43
-
AHVSS
42
-
NC
41
-
NC
40
32
CAPL_M
39
31
AHVSUP
38
30
CAPL_A
37
29
SC1_OUT_L
36
28
SC1_OUT_R
35
27
VREF1
34
26
SC2_OUT_L
33
25
SC2_OUT_R
32
-
NC
31
24
NC
30
23
DACM_SUB
29
22
NC
28
21
DACM_L
27
20
DACM_R
26
19
VREF2
25
18
DACA_L
24
17
DACA_R
23
-
NC
22
-
NC
21
16
RESETQ
20
15
NC
19
14
NC
18
13
NC
17
12
I2S_DA_IN2
16
11
DVSS
15
-
DVSS
14
-
DVSS
13
10
DVSUP
12
-
DVSUP
11
-
DVSUP
10
9
ADR_CL
IN
LV
IN
LV
AHVSS
IN
LV
IN
LV
LV or AHVSS
OBL
OBL
OBL
LV
LV
OBL
OBL
OBL
OUT
LV
OUT
LV
OBL
OUT
LV
OUT
LV
LV
LV
OUT
LV
LV
OUT
LV
OUT
LV
OBL
OUT
LV
OUT
LV
LV
LV
IN
OBL
LV
LV
LV
IN
LV
OBL
OBL
OBL
OBL
OBL
OBL
OUT
LV
27
SCART 3 input, right
SCART 3 input, left
Analog Shield Ground 4
SCART 4 input, right
SCART 4 input, left
Not connected
Analog reference voltage
Analog ground
Analog ground
Not connected
Not connected
Volume capacitor MAIN
Analog power supply 8V
Volume capacitor AUX
SCART output 1, left
SCART output 1, right
Reference ground 1
SCART output 2, left
SCART output 2, right
Not connected
Not connected
Subwoofer output
Not connected
Loudspeaker out, left
Loudspeaker out, right
Reference ground 2
Headphone out, left
Headphone out, right
Not connected
Not connected
Power-on-reset
Not connected
Not connected
Not connected
2
I
S2-data input
Digital ground
Digital ground
Digital ground
Digital power supply 5V
Digital power supply 5V
Digital power supply 5V
ADR clock
21/09/2004

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