Pioneer DEH-340 Service Manual - Page 24

Pin FunctionsBA5996FM

Page 24 highlights

DEH-340,3400,34 - Pin Functions(BA5996FM) Pin No. Pin Name Function and Operation 1 VR Input pin for reference voltage 2 OPIN2(+) Input pin for non-inverting input for CH2 preamplifier 3 OPIN2(-) Input pin for inverting input for CH2 preamplifier 4 OPOUT2 Output pin for CH2 preamplifier 5 OPIN1(+) Input pin for non-inverting input for CH1 preamplifier 6 OPIN1(-) Input pin for inverting input from CH1 preamplifier 7 OPOUT1 Output pin for CH1 preamplifier 8 GND Ground pin 9 MUTE Mute control pin 10 POWVCC1 Power supply pin for CH1, CH2, and CH3 at "Power" stage 11 VO1(-) Driver CH1 - Negative output 12 VO1(+) Driver CH2 - Positive output 13 VO2(-) Driver CH2 - Negative output 14 VO2(+) Driver CH2 - Positive output 15 VO3(+) Driver CH2 - Positive output 16 VO3(-) Driver CH2 - Negative output 17 VO4(+) Driver CH4 - Positive output 18 VO4(-) Driver CH4 - Negative output 19 POWVCC2 Power supply pin for CH4 at "Power" stage 20 GND Ground pin 21 CNT Control pin 22 LDIN Loading input 23 OPOUTSL Output pin for preamplifier for thread 24 OPINSL Input pin for preamplifier for thread 25 OPOUT3 CH3 preamplifier output pin 26 OPIN3(-) Input pin for inverting input for CH3 preamplifier 27 OPIN3(+) Input pin for non-inverting input for CH3 preamplifier 28 PREVCC PreVcc BA5996FM 14 1 15 28 55

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55
DEH-340,3400,34
-
Pin Functions(BA5996FM)
Pin No.
Pin Name
Function and Operation
1
VR
Input pin for reference voltage
2
OPIN2(+)
Input pin for non-inverting input for CH2 preamplifier
3
OPIN2(-)
Input pin for inverting input for CH2 preamplifier
4
OPOUT2
Output pin for CH2 preamplifier
5
OPIN1(+)
Input pin for non-inverting input for CH1 preamplifier
6
OPIN1(-)
Input pin for inverting input from CH1 preamplifier
7
OPOUT1
Output pin for CH1 preamplifier
8
GND
Ground pin
9
MUTE
Mute control pin
10
POWVCC1
Power supply pin for CH1, CH2, and CH3 at "Power" stage
11
VO1(-)
Driver CH1 - Negative output
12
VO1(+)
Driver CH2 - Positive output
13
VO2(-)
Driver CH2 - Negative output
14
VO2(+)
Driver CH2 - Positive output
15
VO3(+)
Driver CH2 - Positive output
16
VO3(-)
Driver CH2 - Negative output
17
VO4(+)
Driver CH4 - Positive output
18
VO4(-)
Driver CH4 - Negative output
19
POWVCC2
Power supply pin for CH4
at "Power" stage
20
GND
Ground pin
21
CNT
Control pin
22
LDIN
Loading input
23
OPOUTSL
Output pin for preamplifier for thread
24
OPINSL
Input pin for preamplifier for thread
25
OPOUT3
CH3 preamplifier output pin
26
OPIN3(-)
Input pin for inverting input for CH3 preamplifier
27
OPIN3(+)
Input pin for non-inverting input for CH3 preamplifier
28
PREVCC
PreVcc
1
14
15
28
BA5996FM