Read Sharp XL-DAB151PHBK (serv.man3) Service Manual online
XL-DAB151PH
4 – 8
U7 92L12000146902 : 4CH BTL Driver for CD Player with 3.3V Output Voltage (SA1469PH) / (2/2)
Pin
No.
No.
NAME
Type
(Input/Output/
Power)
Description
1
OUT1A
Output
Drive Output
2
OUT1B
Output
Drive Output
3
IN1A
Input
Drive Input
4
IN1B
Input
Drive Input
5
REG
Regulator
6
REO
Output
Regulator Output
7
MUTE
Input
Mute
8
GND
---
Ground
9
IN2B
Input
Drive Input
10
IN2A
Input
Drive Input
11
OUT2B
Output
Drive Output
12
OUT2A
Output
Drive Output
13
GND
---
Ground
14
OPOUT
Output
Opamp output
15
OPIN(-)
Input
Opamp input(-)
16
OPIN(+)
Input
Opamp input(+)
17
OUT3A
Output
Drive Output
18
OUT3B
Output
Drive Output
19
IN3A
Input
Drive Input
20
IN3B
Input
Drive Input
21
VCC
---
Supply Voltage
22
VCC
---
Supply Voltage
23
VREF
Input
2.5V bias voltage
24
IN4B
Input
Drive Input
25
IN4A
Input
Drive Input
26
OUT4B
Output
Drive Output
27
OUT4A
Output
Drive Output
28
GND
---
Ground
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