Denon D-M38S, Service Manual

Page: 75 / 95

75
TC94A92FG
2009-05-27 6
Pin
No.
Symbol I/O Description
Default
Remarks
21
FSMoNiT
O
3AI/F
Focus Error signal / Sub beam add signal
output pin(monitor pin/GND)
O
22 RFZi
I
3AI/F
RF ripple zero-cross signal Input pin
I
23
RFRP
O
3AI/F
RF ripple signal output pin.
O
24
TEi
O
3AI/F
Tracking error signal output pin.
O
Bulit-in serises R=500 Ω
.
Connect to VRo by
capacitor.
25 AVDD3 - Power supply pin for 3.3 V CD analog circuits. -
26
FOo
O
3AI/F
Focus servo equalizer output pin.
O
Bulit-in serises R=3.3 k Ω
27
TRo
O
3AI/F
Tracking servo equalizer output pin.
O
Bulit-in output R=3.3 k Ω
28
VSS-3 -
Grounding pin for 1.5V Decoder-DSP
CD circuit
-
29
FMo
O
3AI/F
Feed servo equalizer output pin.
O
Bulit-in output R=3.3 k Ω
30
FMoS
O
3AI/F
Feed servo
equalizer output pin.
（
Stepper motor application
）
O
Bulit-in output R=3.3 k Ω
31 DMo
O
3AI/F
Disc servo equalizer output pin
O Bulit-in output R=3.3 k Ω
32
VDD1-3
I/O
3I/F
Power supply pin for 1.5V Decoder-DSP
/CD circuit
-
33
Pio8
I/O
3I/F
Port 8
（
General Input/Output Port
）
I
CMOS Port
Schmitt input
Refer to [1.2 Pin Assinment Table]
34
Pio9
I/O
3I/F
Port 9
（
General Input/Output Port
）
I
CMOS Port
Schmitt input
Refer to [1.2 Pin Assinment Table]
35
Pio10
I/O
3I/F
Port 10
（
General Input/Output Port
）
I
CMOS Port
Schmitt input
Refer to [1.2 Pin Assinment Table]
36
Pio11
I/O
3I/F
Port 11
（
General Input/Output Port
）
I
CMOS Port
Schmitt input
Refer to [1.2 Pin Assinment Table]
37
Pio12/
CDMoN0/
FGiN I/O
3I/F
Port 12
（
General Input/Output Port
）
/ CD Monitor 0 / FG signal input
I
CMOS Port
Schmitt input
Refer to [1.2 Pin Assinment Table]
38
Pio13/
CDMoN1
I/O
3I/F
Port 13
（
General Input/Output Port
）
/ CD Monitor1
I
CMOS Port
Schmitt input
Refer to [1.2 Pin Assinment Table]
39
Pio14/
CDMoN2
I/O
3I/F
Port 14
（
General Input/Output Port
）
/ CD Monitor 2
I
CMOS Port
Schmitt input
Refer to [1.2 Pin Assinment Table]
40
CDMoN3
O
3I/F
CD Monitor3 (Default output : SBSY) O
CMOS Port
Refer to [1.2 Pin Assinment Table]