Denon DVD-2900 Service Manual page 61

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Pin Definitions
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Pin Number Pin Name
1 IN1+
2 IN1-
3 OUT1
4 IN2+
5 IN2-
6 GND
7 GND
8 OUT2
9 IN3+
10 IN3-
11 OUT3
12 IN4+
13 IN4-
14 OUT4
15 CTL
16 FWD
17 REV
18 GND
19 GND
20 SGND
21 MUTE123
22 MUTE4
23 TSD-M
24 PVCC2
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25 DO5-
26 DO5+
27 DO4-
28 DO4+
29 DO3-
30 GND
31 GND
32 DO3+
33 DO2-
34 DO2+
35 DO1-
36 DO1+
37 PVCC1
38 PS
39 OPOUT2
40 OPIN2-
41 OPIN2+
42 GND
43 GND
44 VREF
45 SVCC
46 OPOUT1
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47 OPIN1-
48 OPIN1+
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I/O
I CH1 op-amp input (+)
I CH1 op-amp input (-)
O CH1 op-amp output
I CH2 op-amp input (+)
I CH2 op-amp input (-)
- Ground
- Ground
O CH2 op-amp output
I CH3 op-amp input (+)
I CH3 op-amp input (-)
O CH3 op-amp output
I CH4 op-amp input (+)
I CH4 op-amp input (-)
O CH4 op-amp output
I CH5 motor speed control
I CH5 forward input
I CH5 reverse input
- Ground
- Ground
- Signal Ground
I Mute for CH1,2,3
I Mute for CH4
O TSD monitor
- Power supply voltage 2 (For CH4,CH5)
O CH5 drive output (-)
O CH5 drive output (+)
O CH4 drive output (-)
O CH4 drive output (+)
O CH3 drive output (-)
- Ground
- Ground
O CH3 drive output (+)
O CH2 drive output (-)
O CH2 drive output (+)
O CH1 drive output (-)
O CH1 drive output (+)
- Power supply voltage 1 (FOR CH1 CH2,CH3)
I Power save
O Normal op-amp2 output
I Normal op-amp2 input (-)
I Normal op-amp2 input (+)
- Ground
- Ground
I Bias voltage input
- Signal & OPAMPs supply voltage
O Normal op-amp1 output
I Normal op-amp1 input (-)
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I Normal op-amp1 input (+)
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Pin Function Descrition
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