Pioneer ELITE PRO-520HD, Руководство по обслуживанию

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95
PRO-720HD, PRO-620HD, PRO-520HD
80
IC1401 pin 29 (PLL CLK (35MHz))
V: 1V/div. H: 1
µ
sec/div.
81
IC1401 pin 30
(Output after PLL division)
V: 1V/div. H: 1
µ
sec/div.
82
IC1401 pin 38 (DF output)
V: 0.5V/div. H: 5msec/div.
83
IC1419 pin 7 (For H pulse cancel)
V: 1V/div. H: 10
µ
sec/div.
GND
GND
GND
GND
IC1401 (CM0006CF)
Pin
No. Voltage
(V)
Pin
No. Voltage
(V)
Pin
No. Voltage
(V)
Pin
No. Voltage
(V)
1 4.9 21 0 41 1.2 61 4.9
2 4.85 22 0 42 0 62 4.9
3 0 23 0 43 4.9 63 4.9
4 4.8Vpp 24 0 44 4.9Vpp 64 4.9
5 4.8Vpp 25 0 45 4.9Vpp 65 4.9
6 4.9 26 4.6Vpp 46 4.9Vpp 66 4.9
7 0 27 4.8Vpp 47 4.9 67 0
8 4.85 28 4.8Vpp 48 0 68 4.8
9 4.8 29 4.8Vpp 49 0 69 4.9
10 4.8 30 4.8Vpp 50 0 70 4.9
11 4.8Vpp 31 4.9 51 4.9 71 4.9
12 4.8Vpp 32 0 52 0 72 4.9
13 4.8Vpp 33 0 53 0 73 4.9
14 4.8Vpp 34 0 54 0 74 4.9
15 0 35 1.2 55 0 75 4.9
16 2.4 36 0 56 0 76 4.9
17 2.4 37 3.2 57 4.9 77 4.9
18 4.9Vpp 38 1Vpp 58 4.9Vpp 78 4.9
19 4.9 39 4.9 59 4.9Vpp 79 4.9
20 4.9
IC1421
(TC74HC4053AF) IC1409
(TC74HC14AF) IC1402
(TLC2932IPW)
IC1403,IC1405,
IC1407
(UPD6376GS)
Pin
No. Voltage
(V)
1 4.8Vpp
2 4.8Vpp
3 0
4 0
5 0
6 0
7 0
8 0
9 0
10 0
11 0
12 4.8Vpp
13 4.8Vpp
14 4.8Vpp
15 4.8Vpp
16 4.9
Pin
No. Voltage
(V)
1 4.85
2 0
3 0
4 4.9
5 0
6 1.6
7 4.9
8 4.9
9 2.1
10 2.1
11 1.6
12 0
13 2.4
14 2.1
15 2.2
16 2.1
Pin
No. Voltage
(V)
1 4.8Vpp
2 4.8Vpp
3 4.8Vpp
4 4.9Vpp
5 4.9Vpp
6 4.9Vpp
7 0
8 0
9 0
10 4.9Vpp
11 4.9Vpp
12 4.9Vpp
13 4.9Vpp
14 4.9
Pin
No. Voltage
(V)
1 4.9
2 0
3 4.8Vpp
4 4.9Vpp
5 4.9Vpp
6 1.8
7 0
8 0
9 0
10 0
11 0
12 1.8
13 3.6
14 4.9
40 0 60 4.9Vpp 80 4.9
I 2/2
DIGITAL CONV. ASSY (2/2)