JVC KD-SH99R service manual Description of major ICs, UPD784215AGC146IC701MAIN CPU

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Description of major ICs

UPD784215AGC146(IC701):MAIN CPU

1.Pin layout

75 51

7650

10026

1 25

KD-SH99R

2.Block diagram

INTP2/NMI

 

 

 

 

 

 

 

 

PROGRAMMABEL

 

 

 

 

 

 

INTP0,INTP1

INTERRUPT

INTP3-INTP6

CONTROLLER

TI00

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TIMER/COUNTER

 

 

 

 

 

TI01

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(16 BITS)

 

 

 

 

 

TO0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TI1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TIMER/COUNTER1

 

 

 

 

 

TO1

 

 

 

 

 

(8 BITS)

 

 

 

 

 

TI2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TIMER/COUNTER2

 

 

 

 

 

TO2

 

 

 

 

 

(8 BITS)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TI5/TO5

 

 

 

 

 

TIMER/COUNTER5

 

 

(8 BITS)

 

 

 

 

 

 

 

 

 

 

 

TI6/TO6

 

 

 

 

 

TIMER/COUNTER6

 

 

(8 BITS)

 

 

 

 

 

 

 

 

 

 

 

TI7/TO7

 

 

 

 

 

TIMER/COUNTER7

 

 

(8 BITS)

 

 

 

 

 

 

 

 

 

 

 

TI8/TO8

 

 

 

 

 

TIMER/COUNTER8

 

 

(8 BITS)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WATCH TIMER

 

 

 

 

 

 

 

 

 

 

 

WATCHDOG

 

 

 

 

 

 

 

 

 

 

 

TIMER

RTP0-RTP7

REAL-TIME

OUTPUT PORT

 

 

 

 

 

 

 

 

 

 

 

ANO0

 

 

 

 

 

 

 

 

ANO1

 

 

 

 

 

D/A

 

 

 

 

 

AV REF1

 

 

CONVERTER

 

 

AV SS

 

 

 

 

 

 

 

 

 

 

ANI0-ANI7

A/D

AV REF0

 

 

 

 

 

 

 

 

CONVERTER

AV DD

 

 

AV SS

 

CLOCK OUTPUT

 

PCL

 

 

 

 

 

 

 

 

CONTROL

 

 

 

 

 

 

 

 

 

 

 

78K/IV ROM CPU CORE

RAM

UART/IOE1

BAUD-RATE GENERATOR

UART/IOE2

BAUD-RATE GENERATOR

CLOCKED SERIAL INTERFACE

BUS I/F

PORT 0

PORT 1

PORT 2

PORT 3

PORT 4

PORT 5

PORT 6

PORT 7

PORT 8

PORT 9

PORT 10

PORT 12

PORT 13

SYSTEM CONTROL

RxD1/SI1 TxD1/SO1

ASCK1/SCK1

RxD2/SI2 TxD2/SO2

ASCK2/SCK2

SI0

SO0

SCK0

AD0-AD7

A0-A7

A8-A15

A16-A19

RD

WR

WAIT

ASTB

P00-P06

P10-P17

P20-P27

P30-P37

P40-P47

P50-P57

P60-P67

P70-P72

P80-P87

P90-P95

P100-P103

P120-P127

P130,P131

RESET

X1

X2

XT1

BUZ BUZZER OUTPUT

XT2

VDD

VSS

TEST

1-21

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Contents KD-SH99R CD Error DEL EepromCH CH ERR Dell CH ERRError Code of Panel mechanism Description of major ICs UPD784215AGC146IC701MAIN CPUReset PreqAmute DIMMER-OUTPower DetachVCR PNL SW1UPD63711AGCIC603RF Servo amp VDD1 DreqDresp IOP7TC74VHC157FT-XIC803DAC SW UPD70F3033AC015IC606SUB CPU AD4 AD5AD6 AD7MAS3507D-QG-G10 IC806 MP3 decoder POR DcenEOD OUT RTR OUTPI1 IN/OUT BU4066BCFV-X IC322 Quad analog switchErdy LC895199K-ND2IC601CD-ROM decoder Zreset AtpinselXtalck XtalDAO ZpdiagHitrq Zdmack IordyHA13164 IC961 Regulator LC75878W IC501 LCD driver 100M61508FP-X IC911 E. volume M63008FP-X IC604 5ch Actuator driver CH2PCM1716E-X IC802 D/A converter SAA6579T-XIC51RDS Lgnd Outl Outr Rgnd CR+ Refl Refr Filter CL+ BA3220FV-X IC301,IC401 Line out ampINL NFL FIL NFR INR Pin layout Block diagram IS41C16256-35TIC602RAMGND 2 GND 3 Vout IC-PST9333U-X IC702 Reset ICVout NJM4580V-X IC801 CD LPF NJM4565V-X IC171,IC951,IC323 Ope ampRPM6938-SV4 IC561 Remote sensor LB1830M-XIC608Regulator 81332HG-KC-X IC804 RegulatorTC74VHC126FT-XIC605Buffer Electrical parts list Main board NCS31HJ-8R0X Capacitor Electrical parts list Main board MG Resistor 401 NRSA63J-183X Resistor Electrical parts list Front board Detect Switch RDS Line AMP Power TU1Tuner VOLStandard schematic diagrams Main amp sectionCD servo control section SPD Feed TRD FOD Tstb Tsck TSI TSO PackLCD driver section RSA6.1ENTuner pack section CF2 CF3
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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.