RCA MCR61TF30, Руководство по обслуживанию

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SERVICE MANUAL
Table 4 Functions and Service Data of AT24C04 (N002)'s Pins
Digital Multimeter
Pin
No.
Function Description Reference
Voltage (V)
Positive
Resistance (K )
Negative
Resistance (K )
1 Address input 0 0 0
2 Address input 0 0 0
3 Address input 0 0 0
4 Common ground 0 0 0
5 Clock line 5 7.05 4.82
6 Data line 5 7.06 5.24
7 Write protect 4.99 9.58 5.49
8 Power supply 5 3.64 3.33
Table 5 Functions and Service Data of OM8839PS (N301)’s Pins
Digital Multimeter
Pin
No.
Function Description Reference
Voltage (V)
Positive
Resistance (K )
Negative
Resistance (K )
1 SIF signal input 0 2.21 2.21
2 External audio signal input 3.65 9.02 6.04
3 Reference frequency resonant coil terminal 0
4 Reference frequency resonant coil terminal 0
5 PLL filter 2.51 8.92 5.82
6 Video detection output 3.06 2.2 2.2
7 Clock line 4.4 7.15 5.15
8 Two-way transmission data line 4.52 7.15 5.15
9 Gap decoupling 6.7 7.52 5.68
10 SVHS chroma signal input 1.35 9 6
11 SVHS luminance signal input 3.4 9.04 5.91
12 Supply voltage 8.24 2.78 1.96
13 Composite video signal input terminal 4.32 9.15 5.94
14 Ground 0 0 0
15 Audio signal output 3 9.24 5.98
16 Decoupling capacitor connection 0
17 Video input 3.4 9.12 5.94
18 Black current control input 5.81 9.22 5.88
19 Blue(B) signal output 3.04 6.19 5.2
20 Green(G) signal output 3.1 6.19 5.23
21 Red(R) signal output 3.2 6.2 5.26
22 Beam current control 2.1 8.22 6.04
23 Red(R) signal output 3.6 9.01 6.12
24 Green(G) signal output 3.61 9.01 6.12
25 Blue(B) signal output 3.6 9.01 6.12
26 Selectable primary color signal input control 0.1 1 1
27 Luminance signal input 3.26 9.25 5.87
28 Luminance signal input 3.26 9.25 5.87
29 B-Y color difference signal output 2.38 8.5 5.91
30 R-Y color difference signal output 2.37 8.5 5.91
31 B-Y color difference signal output 2.38 8.5 5.91
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