Marantz DV9500 - Schematic Diagram; PM01 Main Unit Schematics

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