KD-SH99R

UPD70F3033AC015(IC606):SUB CPU

1.Pin layout

100 76

1 75

2551

26 50

2.Pin function

 

UPD70F3033AC015(1/2)

 

 

 

 

Pin No.

Symbol

I/O

Function

1

TSI

O

CD TEXT control parameter cereal output.

2

TSCK

O

CD TEXT control cereal clock output.

3

JBSO

O

JBUS cereal data output.

4

JBSI

I

JBUS cereal data input.

5

JBCK

I/O

Cereal clock I/O.

6

EVDD

-

5V(power supply for port for I/O).

7

EVSS

-

GND(GND for port for I/O).

8

TSTB

O

CD TEXT parameter strobe signal output.

9

XRESET

O

LSI reset output.

10

MIRR

I

MIRR signal input(H:Speculer).

11

AO

O

Command:/parameter:H switch signal output.

12

SO

I

DSP cereal data input.

13

SI

O

DSP cereal data input.

14

SCK

O

DSP cereal data clock output.

15

WSEN

O

Internal CD/DC operation of MP3 operation & beginning.

16

DSPRST

O

DSP RESET:L.

17

SWAIT

I

WAIT signal input from DECODER.

18

VPP

-

FLASH writing power supply.

19

SA4

O

DECODER address passing output.

20

SA5

O

DECODER address passing output.

21

SA6

O

DECODER address passing output.

22

 

 

(Non connected)

23

STB

O

DSP cereal data latch output.

24

DRVMUTE

O

Servo deriver MUTE control signal output(L:MUTE:ON)

25

LOAD1

O

Loading drive.

26

LOAD2

O

Loading drive.

27

SA0

O

DECODER address passing output.

28

SA1

O

DECODER address passing output.

29

SA2

O

DECODER address passing output.

30

SA3

O

DECODER address passing output.

31

RESET

I

Microcomputer reset terminal(L:Reset)

32

XT1

I

Sub-clock

33

XT2

-

Sub-clock

34

 

-

 

35

 

-

The main clock crystal oscillation machine.

36

 

I

The main clock crystal oscillation machine(20MHz).

37

VSS

-

5V

38

VDD

-

GND

39

CLKOUT

O

Internal system clock output(Non connecte)

40

WR

O

DECODER data writing.

41

---

O

(Non connected)

42

---

O

(Non connected)

43

RD

O

DECODER data reading.

44

---

O

Address bus enable.

45

JBCONT

O

JBUS I/O switch.

46

PON

I

Mechanism power supply ON:L.

47

AD0

I/O

DECODER I/O data bus

48

AD1

I/O

DECODER I/O data bus

49

AD2

I/O

DECODER I/O data bus

50

AD3

I/O

DECODER I/O data bus

1-27

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JVC KD-SH99R service manual UPD70F3033AC015IC606SUB CPU

KD-SH99R specifications

The JVC KD-SH99R is an innovative car stereo that exemplifies a blend of advanced technology and user-friendly design, making it a preferred choice for music enthusiasts. This high-performance head unit is known for its impressive audio quality and numerous features that cater to both casual listeners and audiophiles.

One of the standout features of the KD-SH99R is its ability to play various media formats, including CDs, MP3, and WMA files. This versatility ensures that users can enjoy their favorite tracks regardless of the medium. The front USB port allows for seamless connectivity with digital devices, giving users the ability to play music directly from USB flash drives. Additionally, the inclusion of an auxiliary input allows for easy connection of smartphones and portable media players, expanding the music options available.

Sound quality is paramount in any car audio system, and the KD-SH99R does not disappoint. It is equipped with a powerful 50 watts per channel output, delivering a robust audio experience that can fill any car interior. The unit features a 3-band parametric equalizer, which allows users to fine-tune their audio settings to achieve the perfect sound that suits their preference. Moreover, the built-in high-pass and low-pass filters offer enhanced control over the frequencies, ensuring that all elements of the music come through clearly.

Another notable feature is the JVC's exclusive K2 Technology, which enhances the quality of compressed audio files, producing a clearer and more dynamic sound. This is particularly beneficial for digital music files which can often lose vibrancy during compression.

For those who value customization, the KD-SH99R offers variable color illumination, allowing users to match the display with their car's interior lighting. This customization is aesthetically pleasing and adds a personal touch to the stereo.

In terms of connectivity, the KD-SH99R is compatible with Bluetooth technology, enabling hands-free calling and wireless music streaming. This feature enhances the driving experience, allowing drivers to stay connected while keeping their focus on the road. The unit also includes AM/FM radio with RDS, providing access to a wide range of radio stations.

In conclusion, the JVC KD-SH99R is a feature-rich car stereo designed to enrich any driving experience. With its high power output, versatile media playback options, advanced sound technologies, and user-friendly design, it stands as an excellent choice for anyone looking to elevate their in-car audio system.