Yamaha KMA-1080 Service Manual Download Page 31

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A B C D E F G H

KMA-1080/KMA-980

SCHEMATIC DIAGRAMS

■

MUSIC IN (L ch)

MIC IN

MIC OUT (L ch)

MUSIC OUT (L ch)

MIC DA

MIC AD

MUSIC AD

MUSIC DA

MIC IN

MUSIC IN (L ch)

MUSIC OUT (L ch)

MIC OUT (L ch)

4.1

5.0

4.7

4.5

5.1

2.6

2.5

2.6

2.5

5.1

5.0

1.5

5.1

5.0

3.3

5.0

3.4

3.3

3.4

5.0

3.4

4.7

4.1

4.0

2.5

5.0

2.5

1.8

1.7

5.0

2.8

3.4

5.0

3.0

3.4

3.3

3.4

4.7

4.1

4.0

2.5

5.0

2.5

5.0

4.5

5.3

5.1

11.8

-11.5

0
0

-7.7

8.6

-11.5

11.8

5.1

5.0

2.4

2.6

2.5

11.8

5.1

3.3

3.4

3.0

3.3

3.0

2.8

5.0

3.3

2.5

2.6

5.0

4.7

2.5

3.0

5.1

11.8

-11.5

3.0

2.5

3.0

5.1

5.0

2.6

1.7

1.8

2.5

3.0

5.1

11.8

-11.5

3.0

5.1

-11.5

2.5

3.1

1.8

3.1

1.8

3.0

5.1

5.0

2.6

1.7

1.8

2.5

-11.5

11.8

-11.5

11.8

DIGITAL SIGNAL

PROCESSOR

DRAM

CODEC

DSP

MICROPROCESSOR

CODEC

CB1

CB5

CB2

CB3

DSP (1)

DSP (2)

* No replacement part available.

* All voltages are measured with a 10M

/V DC electronic volt meter.

* Components having special characteristics are marked

and must be replaced

with parts having specifications equal to those originally installed.

* Schematic diagram is subject to change without notice.

IC3–9:

UPC4570G2-E1-A

Dual operational amplifier

+ –

OUT

–IN

+IN

-IN

–V

DSP

Point

Pin 81 of IC2

Point

Pin 6 of IC11

Point

Pin 3 of IC17

IC1

: TC4052BF

Analog multiplexer/demultiplexer

X-COMMON

Y-COMMON

VEE

VSS

INH

VDD

LOGIC LEVEL

CONVER

TER

I/O c O/I

IC10

: PQ033EZ01ZP

Voltage regulator

DC input (Vin)

DC output (Vo)

ON/OFF control (Vc)

GND

IC11

TC7WU04U

Triple inverter

GND

V CC

Port D

Port E

Port A

Port B

Port C

Port 3

Port 5

Port 9

Port 4

Port 2

Port 1

Port F

Port G

Port 8

H8S/2600 CPU

Clock
pulse

generator

System

clock

PLL

Interrupt controller

Bus controller

Internal data bus

Internal address bus

Peripheral data bus

Peripheral address bus

ROM

(Flash memory)

RAM

TPU x 12 channels

(Two units)

PPG

TMR x 2 channels

DTC

DMAC

WDT

SCI x 5 channels

IIC2 x 4 channels

8-bit D/A converter

(2 channels)

10-bit A/D converter

(Total of 10 channels for two units)

SSU

MD2
MD1
MD0

EXTAL

ETAL

EMLE

/STBY

/RES

/WDTOVF

/NMI

PF7/

PF6/AS/AH

PF5/RD

PF4/HER

PF3/LWR/SSO0-C

PF2/CS6/LCAS*/SSI0-C

PF1/CS5/UCAS*/SSCK0-C

PF0/WAIT-A/OE-A*/ADTRG0-B/SCS0-C

PG6/BREQ-A

PG5/BACK-A

PG4/BREQO-A/CS4

PG3/CS3/RAS3*
PG2/CS2/RAS2*

PG1/CS1
PG0/CS0

P85/PO5-B/TIOCB4-B/TMO1-B/SCK3

P83/PO3-B/TIOCD3-B/TMCI1-B/RxD3

P81/PO1-B/TIOCB3-B/TMRI1-B/TxD3

PA7/A23/CS7/IRQ7-A/SSO0-B
PA6/A22/IRQ6-A/SSI0-B
PA5/A21/IRQ5-A/SSCK0-B
PA4/A20/IRQ4-A/SCS0-B
PA3/A19/SCK4-B
PA2/A18/RxD4-B
PA1/A17/TxD4-B
PA0/A16

PB7/A15TIOCB8/TCLKH
PB6/A14/TIOCA8
PB5/A13/TIOCB7/TCLKG
PB4/A12/TIOCA7
PB3/A11/TCOCD6/TCLKF
PB2/A10/TCOCC6/TCLKE
PB1/A9/TCOCB6
PB0/A8/TCOCA6

PC7/A7TIOCB11
PC6/A6/TIOCA11
PC5/A5/TIOCB10
PC4/A4/TIOCA10
PC3/A3/TCOCD9
PC2/A2/TCOCC9
PC1/A1/TCOCB9
PC0/A0/TCOCA9

P35/OE-B*/SCK1/SCL0
P34/SCK0/SCK4-A/SDA0
P33/RxD1/SCL1
P32/RxD0/IrRxD/SDA1
P31/TxD1
P30/TxD0/IrTxD

P53/IRQ3-A/ADTRG0-A
P52/BACK-B/IRQ2-A/PO4-B/TIOCA4-B/TMO0-B/SCK2
P51/BREQ-B/IRQ1-A/PO2-B/TIOCC3-B/TMCI0-B/RxD2/SCL3
P50/BREQO-B/IRQ0-A/PO0-B/TIOCA3-B/TMRI0-B/TxD2/SDA3

P95/AN13_1/DA3

P94/AN12_1/DA2

P47/IRQ7-B/AN7_0

P46/IRQ6-B/AN6_0

P45/IRQ5-B/AN5_0

P44/IRQ4-B/AN4_0

P43/IRQ3-B/AN3_0

P42/IRQ2-B/AN2_0

P41/IRQ1-B/AN1_0

P40/IRQ0-B/AN0_0

Vref

AVcc

AVss

P20/PO0-A/TIOCA3-A/TMRI0-A

P21/PO1-A/TIOCB3-A/TMRI1-A

P22/PO2-A/TIOCC3-A/TMCI0-A

P23/PO3-A/TIOCD3-A/TMCI1-A/TxD4-A

P24/PO4-A/TIOCA4-A/TMO0-A/RxD4-A

P25/WAIT-B/PO5-A/TIOCB4-A/TMO1-A

P26/PO6/TIOCA5/SDA2/ADTRG1

P27/PO7/TIOCB5/SCL2

P10/DREQ0/PO8/TIOCA0

P11/DREQ1/PO9/TIOCB0

P12/TEND0/PO10/TIOCC0/TCLKA

P13/TEND1/PO11/TIOCD0/TCLKB

P14/DACK0/PO12/TIOCA1/SSO0-A

P15/DACK1/PO13/TIOCB1/TCLKC/SSI0-A

P16/PO14/TIOCA2/SSCK0-A

P17/PO15/TIOCB2/TCLKD/SCS0-A

PD7/D15/AD15

PD6/D14/AD14

PD5/D13/AD13

PD4/D12/AD12

PD3/D11/AD11

PD2/D10/AD10

PD1/D9/AD9

PD0/D8/AD8

PE7/D7/AD7

PE6/D6/AD6

PE5/D5/AD5

PE4/D4/AD4

PE3/D3/AD3

PE2/D2/AD2

PE1/D1/AD1

PE0/D0/AD0

Vcc

PLLVcc

PLLVss

Vss

VCL

IC2

: R4F24245NFPV

MCU

CPU

INTERFACE

I/O BUS

CONTROL

320 STEP

DEQ

320 STEP

DSP

320CH

INTERPOLATER

EXTERNAL

RAM

INTERFACE

MOD

8 BIT/16CH

FUNCTION

PARALLEL

IN/OUT

SERIAL

OUTPUT

32CH OUTPUT

BUFFER

SERIAL

INPUT

32CH INPUT

BUFFER

CD14~00

CA7~0

BTYP

/WR

/CS

/RD

/IRQ

TRIG

AIT

SI0~7

SO0~7

DB31~00

/DB0E

CLOCK

GENERATOR

CKI

/SYNCO

/SYNCI

CKSEL

MCKS

/SSYNC

/IC

/TEST

CTL-BUS

I/O-BUS

DA31~00

A17~00

/WE

/OE

IC17

: YSS910C-VZ

DSP6 (Digital Signal Processor)

IC12

: TC74VHC393FT

Dual 4-bit binary counters

CLEAR 2

2OA

2OB

2OC

2OD

1A 1

CLEAR 1 2

1OA 3

1OB 4

1OC 5

1OD 6

GND 7

OUTPUTS

CLEAR

CLR

CLOCK

GND

CLEAR

IC13

: TC74VHC175FT

Quad D-type flip flop with clear

1CLR

1CLK

1PRE

GND

VCC

2CLR

2CLK

2PRE

PRE

CLK

CLR

IC14

: SN74AHC74PWR

Dual positive-edge-triggered D-type flip-flop

IC15, 16

: AK4528VF

24-bit 96 kHz audio CODEC

AOUTL+

AOUTL-

AOUTR-

VREF

VCOM

AGND

AOUTR+

CSN

(DIF)

CCLK

(CKS1)

CDTI

(CKS0 )

SDTI

SDTO

BICK

LRCK

DGND

DAC

DATT

SMUTE

Audio I/F
Controller

AINL+

AINL-

AINR-

AINR+

ADC

HPF

Control Register I/F

Clock Divider

DEM0

DEM1

PDN

MCLK

DFS

P/S

VCON

AINR+

AINR-

AINL+

AINL-

VREF

AGND

P/S

MCLK

LRCK

BICK

SDTO

SDTI

AOUTR+

AOUTR-

AOUTL+

AOUTL-

DGND

DEM1

DEM0

PDN

DFS

CSN(DIF)

CCLK(CKS1)

CDTI(CKS0)

IC19, 20

: MSM5416258B-28J3DR

256K-word X 16bit EDO DRAM

Timing

Generator

I/O

Controller

Output

Buffers

Input

Buffers

Input

Buffers

Output

Buffers

I/O

Controller

Column Decoders

RAS

Refresh

Control Clock

LCAS

UCAS

A0~A8

VCC

VSS

Sense Amplifiers

I/O

Selector

Memory

Cells

DQ8~DQ15

Column

Address

Buffers

Internal

Address
Counter

Row

Address

Buffers

On Chip

VBB Generator

Row

Deco-

ders

Word

Drivers

DQ1~DQ7

Summary of Contents for KMA-1080

Page 1: ...ucts Modifications are therefore inevitable and specifications are subject to change without notice or obligation to retrofit Should any discrepancy appear to exist please contact the distributor s Service Division WARNING Static discharges can destroy expensive components Discharge any static electricity your body may have accumu lated by grounding yourself to the ground buss in the unit heavy ga...

Page 2: ...point temperature of the lead free solder is about 30 C to 40 C 50 F to 70 F higher than that of the lead solder be sure to use a soldering iron suitable to each solder CAUTION F401 FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE ONLY WITH SAME TYPE 2 5A 250V FUSE F402 FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE ONLY WITH SAME TYPE 4A 250V KMA 1080 3 15A 250V KMA 980 FUSE A V WARNI...

Page 3: ... KMA 1080 KMA 980 IMPEDANCE SELECTOR FRONT PANELS KMA 1080 KMA 980 IMPEDANCE SELECTOR WARNING Do not change IMPEDANCE SELECTOR setting while the power to this unit is on otherwise this unit may be damaged KMA 1080 model ...

Page 4: ...4 KMA 1080 KMA 980 KMA 1080 KMA 980 REAR PANELS KMA 1080 KMA 980 ...

Page 5: ...ms 0 1 or less Signal to Noise Rate IHF A Network DVD etc Input shorted 200 mV 85 dB or more MIC Input shorted 6 mV 75 dB or more Residual Noise IHF A Network 180 µV or less Channel Separation 1 kHz DVD etc Input 5 1 k ohms shorted 55 dB or more Tone Control Characteristics MUSIC Bass boost cut 100 Hz 12 dB Treble boost cut 10 kHz 12 dB MIC Bass boost cut 100 Hz 12 dB Mid boost cut 1 kHz 12 dB Tre...

Page 6: ...h INTERNAL VIEW q MAIN 5 P C B w MAIN 3 P C B KMA 1080 MAIN 4 P C B KMA 980 e OPERATION 1 P C B r DSP 2 P C B t DSP 1 P C B y MAIN 1 P C B u MAIN 2 P C B i FUNCTION 1 P C B o OPERATION 7 P C B 0 OPERATION 2 P C B 1 FUNCTION 2 P C B 2 OPERATION 5 P C B KMA 1080 OPERATION 6 P C B KMA 980 3 OPERATION 4 P C B Front view Top view 4 0 1 6 2 ...

Page 7: ... screws e and 4 screws r Fig 1 b Remove CB2 FUNCTION 1 P C B CB3 CB15 and CB562 Fig 1 c Remove the front panel unit Fig 1 Fig 1 Fig 2 3 Removal of OPERATION 1 P C B a Remove 6 KMA 1080 3 KMA 980 screws t and 2 nuts y Fig 2 b Remove CB237 Fig 2 c Remove CB238 and CB411 KMA 1080 Fig 2 d Remove the OPERATION 1 P C B Fig 2 Top cover CB2 FUNCTION 1 P C B CB15 CB562 Front panel unit CB3 B B CB237 OPERAT...

Page 8: ...nt flow into amplifier Normal value Low 0 V Detection port PRI 56 pin of microprocessor IC15 Detected at Amplifier output L Rch of MAIN P C B c TH protection Cause 1 Abnormal temperature of heatsink Normal value 0 3 to 1 5 V Detection port TH_R 57 pin of microprocessor IC15 Detected at Heatsink temperature detection IC401 of MAIN P C B Cause 2 Abnormal temperature of power transformer Normal value...

Page 9: ...E of HEATSINK a Monitor b Maximum c Minimum 3 TEMPERATURE of POWER TRANSFORMER a Monitor b Maximum c Minimum 4 DC VOLTAGE a DC Voltage 5 PROTECTION HISTORY a History 1 b History 2 c History 3 6 CHECKSUM a Upper bit b Lower bit 7 ANALOG CHECK a DVD b AUX KMA 1080 TAPE KMA 980 c TAPE KMA 1080 BGM KMA 980 d BGM KMA 1080 KMA 980 8 DSP MUSIC CHECK a DVD b AUX KMA 1080 TAPE KMA 980 c TAPE KMA 1080 BGM K...

Page 10: ... OFF the power Operation Procedure of Main menu and Sub menu There are 12 main menu items each of them having sub menu items Main menu selection Select the main menu using KEY CONTROL knob Sub menu selection Select the sub menu using INPUT key Main menu indicator lit in red Sub menu indicator Main menu No KEY CONTROL indicators 1 2 1 3 2 4 3 5 4 6 5 7 1 8 2 9 3 10 4 11 5 Sub menu Code INPUT indica...

Page 11: ... b Maximum Highest value c Minimum Lowest value 4 DC VOLTAGE The DC voltage of amplifier output L R is indicated 5 PROTECTION HISTORY The 3 protection histories are indicated 0 No protection 1 DC protection 2 I protection 3 TH protection Version 1 0 0 0 2 6 Voltage 0 0 0 V History 1 Latest History 2 History 3 Off Lit Amber 0 2 6 Off Lit Amber 3 TEMPERATURE of POWER TRANSFORMER The temperature of p...

Page 12: ...SP MIC CHECK L ch Active Min Min off 0 dB DSP on DSP MIC CHECK R ch Active Min Min off 0 dB DSP on Fig 3 INPUT select L ch 0 to 4 R ch 6 to 10 ECHO MODE key Upper bit 0 5 4 decimal number m 3 6 Hexadecimal Lower bit 1 6 9 decimal number m A 9 Hexadecimal Checksum value 3 6 A 9 7 ANALOG CHECK The signal passage is checked Fig 3 INPUT select DVD AUX KMA 1080 model TAPE BGM MUTE ON OFF ECHO MODE key ...

Page 13: ...080 KMA 980 KMA 1080 KMA 980 10 INDICATOR CHECK This menu is used to check the indicators a All Light up b All Off c Automatic Sequential Lighting 11 INPUT MODE Both Auto and Manual of INPUT mode are activated ...

Page 14: ...Rear side Front side Item Condition Test point Rating Remark Idling current No input signal Wait for 2 3 minutes TP413 TP415 L ch DC 20 350mV If measured voltage exceeds 350 mV open cut off R429 L ch R430 R ch and reconfirm the voltage Attention If the measured voltage exceeds 350mV after an amplifier repair first check for a defective component be fore cutting the bias resistor TP414 TP416 R ch ...

Page 15: ... I 46 P1 3 Kl3 AN11 TAPE IN I Low 47 P1 2 Kl2 AN10 AUX IN I Low 48 P1 1 Kl1 AN9 DVD IN I Low 49 P1 0 Kl0 AN8 VOL REPEAT I AD volume Repeat x 50 P0 0 AN7 PDET I Input for power detect 51 P0 1 AN6 VOL DELAY I AD volume Delay x 52 P0 2 AN5 SPA O Speaker relay control Low 53 P0 3 AN4 VOL BAL I AD volume Balance x 54 P0 4 AN3 TH R2 I Temperature of power transformer detection 55 P6 2 DIAG AD O Volume m...

Page 16: ...SCK0 A P16 IO O SSU SSCK0 A GND L Free ２ 41 P17 PO15 TIOCB2 TCLKD SCS0 A P17 IO O SSU SCS0 A GND L Free ２ 42 P20 PO0 A TIOCA3 A TMRI0 A P20 IO O GND L Free １ IC2 R4F24245NFPV DSP P C B DSP Microprocessor No replacement part available No Pin Name Function Name Type I O Description of Function Hardware terminal treatment Software terminal treatment Remarks 43 P21 PO1 A TIOCB3 A TMRI1 A P21 IO O GND ...

Page 17: ... output SI7 0 I Serial data input SO7 0 O Serial data output DB31 00 I O Parallel data bus TIMO DBOE I O Timing signal output parallel data bus output control input DA31 00 I O External memory data bus A17 CE O External memory address SRAM CE PSRAM A16 CAS O External memory address SRAM PSRAM CAS DRAM A15 RAS O External memory address SRAM PSRAM RAS DRAM A14 12 O External memory address SRAM PSRAM...

Page 18: ...PANEL 054 2EAR PANEL RONT PANEL 6 2 58 2 4 0 2 2 6 58 53 6 054 1 6 54054 62 62 62 62 62 62 62 62 37 1 n 62 62 62 62 4 53 4 9 0OWER AMP 30 23 2 02 54 2 35 7 2 35 7 2 7 4 0 4 0 54 2 UTE AIN ICROPROCESSOR 2 3 30 02 02 4 2 4 2 0 4 2 Z 9 33 33 42 42 9 2 0 4 2 EVEL ET EVEL ET EVEL ET 6IDEO ET 62 62 62 53 9 42 37 37 37 37 6 5 53 53 n 6 29 8 CHO OWLING ANCELLER IGITAL 3IGNAL 0ROCESSOR 933 2 30 ICROPROSESS...

Page 19: ... 3 Anode Cathode 1SS226 TE85R MA8047 M 4 7V 1SR139 ISR140 1SS133 1SS176 1SS270A 1T2 EL02ZLF S2L20U RS203M RS403M MTZJ12B MTZJ12C MTZJ5 1C MTZJ5 6B D15XBN20 RLZ4 7A 4 7V RLZ5 1B 5 1V RLZ8 2C 8 2V 1SS355 RB160L 60 14 7 1 1 16 17 32 33 48 49 64 8 4 1 OUT GND IN VS GND VOUT 1 2 3 1 IN 2 GND 3 OUT 1 INPUT 2 GND 3 OUTPUT 3 2 1 30 15 1 28 14 1 1 10 20 16 8 1 14 7 1 1 4 8 16 8 1 1 5 1 4 5 8 1 8 16 1 20 40...

Page 20: ...0A Emulator ROM Writer 1 30 31 60 61 90 91 120 1 1 44 45 88 89 132 133 176 3 1 5 1 20 21 40 1 20 21 40 1 7 8 14 1 7 8 14 1 7 8 14 1 4 5 8 2 1 4 5 8 1 4 5 8 1 4 5 8 1 4 5 8 1 4 5 8 1 4 5 8 1 4 5 8 1 14 15 28 1 14 15 28 DGND HR_CTRL1 HR_CTRL2 PRINTED CIRCUIT BOARDS DSP 1 Side A DSP 2 Side A Point q Pin 81 of IC2 Point w Pin 6 of IC11 Point e Pin 3 of IC17 Ref No Location D4 D3 D6 D4 D8 D3 D10 D2 D12...

Page 21: ...A B C D E F G H 1 2 3 4 5 6 21 KMA 1080 KMA 980 IC1 1 8 9 16 DSP 1 Side B DSP 2 Side B Ref No Location D1 F3 D2 F3 D3 D3 D5 D4 D7 D3 D9 D2 D11 D4 D13 D4 IC1 F3 Q1 F3 Semiconductor Location ...

Page 22: ... AG KEYCON_L_IN AG KEYCON_L_OUT 12VA KEYCON_R_OUT AG MIC_ECHO_R 12VA MIC_ECHO_L 5VD VOL_DELAY MIC2_OUT MIC1_OUT MUS_ROUT MUS_LOUT KEYCON_R_OUT KEYCON_L_OUT MIC_ECHO_R MIC_ECHO_L MIC_MIX_A RM2 RM1 DGND VOL_REPEAT VOL_BAL 12VA AG 12VA AG AG AG AG AG GND_RM GND_RM FUNCTION 2 CB304 RM_IN TXD_PC G_V RCK 5VD 12VA RM2 RM1 DGND RM_DIR VIDEO_DET SDATA SCLK 5VA GND_RM 12VA OPERATION 1 CB237 ECHO_RA MIC_RA M...

Page 23: ...A B C D E F G H 1 2 3 4 5 6 23 KMA 1080 KMA 980 FUNCTION 1 Side B Ref No Location Q11 C1 Semiconductor Location ...

Page 24: ..._ECHO_L MIC_MIX_A RM2 RM1 FUNCTION 1 CB2 MUSIC BALANCE MUSIC TONE BASS TREBLE MIC ECHO DELAY REPEAT MIC TONE BASS MID TREBLE MIC VOL MIC 1 MIC 2 MIC 3 1 4 5 8 1 4 5 8 1 4 5 8 1 4 5 8 1 4 5 8 FUNCTION 1 CB3 OPERATION 4 CB901 AG MIC1 AG_ AG MIC2 AG MIC3 KMA 1080 only KMA 1080 only KMA 1080 only KMA 1080 only FUNCTION 2 Side A FUNCTION 2 Side B Ref No Location IC300 F2 IC301 F2 IC303 D2 IC305 B2 IC30...

Page 25: ...onductor Location CB237 CB238 W201 W201 W201 W201 BALANCED MIC INPUT 1 2 VIDEO REMOTE IMPEDANCE SELECTOR OUT 3 OUT 2 OUT 1 BGV IN AUX IN DVD IN RM_IN TXD_PC G_V RCK 5VD 12VA RM2 RM1 DGND RM_DIR VIDEO_DET SDATA SCLK 5VA GND_RM 12VA FUNCTION 1 CB21 ACH ACL GND GND ACL ACH POWER TRANSFORMER MAIN 1 CB411 KMA 1080 only KMA 1080 only KMA 980 only IC239 IC238 IC236 IC235 IC237 IC240 IC241 1 1 1 1 7 7 8 8...

Page 26: ...2 D708 H2 D709 G2 D710 G1 D711 H2 D712 H1 Semiconductor Location Ref No Location D713 G2 D714 F2 D715 F2 D716 F2 D717 F2 D718 G2 D719 G2 D720 F2 D721 F2 D722 F2 D723 E2 D724 E2 Ref No Location D725 F2 D726 F1 D727 F2 D728 F2 D729 F2 D730 D2 D731 D2 D732 D2 D733 D2 D734 D2 D735 D2 D736 C2 Ref No Location D737 C2 D738 D2 D739 C2 D740 C2 D741 C2 D742 C2 D743 D1 D744 B2 D745 B2 D746 B2 D747 B2 D748 B2...

Page 27: ...CTION 2 W303 MIC3 AG MIC2 AG AG_ MIC1 AG MIC 3 MIC 2 MIC 1 KMA 1080 only KMA 1080 only KMA 1080 only W701 RV LED OUT RKEY OUT RV LED G RV LED R OPERATION 2 CB707 ECHO MODE Ref No Location D395 C5 D396 C5 D397 C4 D901 F2 Semiconductor Location OPERATION 6 Side A W702 RV LED OUT RKEY OUT RV LED G RV LED R OPERATION 2 CB707 ECHO MODE KMA 980 only KMA 1080 only ...

Page 28: ...6 CH2 MAIN 5 W405B W406B BR GY J655 KMA 1080 OPERATION 1 W201 KMA 980 POWER TRANSFORMER Ref No Location D401 D3 D402 E3 D403 D3 D404 D3 D405 F3 D406 F3 D407 E2 D408 G2 D409 C2 D410 E2 D411 E2 D412 C2 D413 G2 D414 E2 D415 D2 D416 D2 D417 D2 D418 C2 D419 C2 D420 C2 D421 F2 D422 F2 D423 F2 D424 E2 D425 E2 D426 E2 D427 D2 D428 D2 D429 F2 D430 F2 D431 D2 D432 D2 D433 F2 D434 F2 D435 C3 D436 C3 D437 G3 ...

Page 29: ...553 B3 D554 B4 D555 B3 D556 B3 D557 B4 IC551 B4 IC552 B3 IC553 B3 Semiconductor Location MAIN 5 Side A W405B W406B MAIN 1 W405A W406A BR GY AC OUTLETS W552 W 5 5 1 IC551 IC552 IC553 MAIN 1 CB403 1 8 V A G 1 8 V G N D 5 V 8 V 8 D G N D 8 D FUNCTION 1 CB22 12V GND_5V 12V 5VA DGND 5VD 8D_GND 8D ...

Page 30: ...MA 1080 KMA 980 30 MAIN 3 Side A W404B W402B W401B W403B RE WH BL BL MAIN 1 W404A W403A W402A W401A SPEAKERS R A L B KMA 1080 MAIN 4 Side A W404B W402B W401B W403B RE WH BL BL MAIN 1 W404A W403A W402A W401A SPEAKERS R L KMA 980 ...

Page 31: ...nverter 2 channels 10 bit A D converter Total of 10 channels for two units SSU MD2 MD1 MD0 EXTAL ETAL EMLE STBY RES WDTOVF NMI PF7 φ PF6 AS AH PF5 RD PF4 HER PF3 LWR SSO0 C PF2 CS6 LCAS SSI0 C PF1 CS5 UCAS SSCK0 C PF0 WAIT A OE A ADTRG0 B SCS0 C PG6 BREQ A PG5 BACK A PG4 BREQO A CS4 PG3 CS3 RAS3 PG2 CS2 RAS2 PG1 CS1 PG0 CS0 P85 PO5 B TIOCB4 B TMO1 B SCK3 P83 PO3 B TIOCD3 B TMCI1 B RxD3 P81 PO1 B T...

Page 32: ...EL AUX INPUT LEVEL BGM INPUT LEVEL TAPE INPUT LEVEL SUB WOOFER 2 WITH LPF PRE OUT L R SUB WOOFER 1 KMA 1080 only KMA 980 only KMA 1080 only KMA 1080 only KMA 1080 KMA 980 R833 no_use 100K R834 100K no_use KMA 1080 KMA 980 R85 150K 0 R104 470K 0 2 2K 2 2K 2 2K 2 2K FUNCTION 1 2 IC1 4 6 7 10 11 14 18 618 UPC4570G2 E1 A Dual operational amplifier 1 2 3 4 8 7 6 5 OUT1 OUT2 IN1 IN1 IN2 IN2 VCC VCC IC5 ...

Page 33: ... 11 8 11 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 11 8 0 0 0 11 5 0 2 6 2 6 2 6 5 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 11 5 11 5 W303 CB304 W302 IC300 IC300 IC301 IC301 IC303 IC303 IC305 IC305 IC307 IC307 MIC AMP MIC MIX AMP ECHO MIX AMP MUSIC TONE CONTROL MIC TONE CONTROL Page 35 E2 to OPERATION 4 _CB901 Page 32 A2 to FUNCTION 1 _CB2 Page 32 H3 to FUNCTION 1 _CB3 FUNCTION 2 MIC VOL MIC 1 MIC VOL MIC 2 MIC VOL ...

Page 34: ... 5 5 5 4 7 8 5 4 7 8 5 4 7 9 5 4 7 9 5 4 7 8 5 3 7 9 5 3 7 9 5 3 7 8 4 9 7 9 4 9 7 9 4 9 0 6 0 0 3 0 6 0 0 2 0 7 0 0 3 0 5 9 0 2 0 7 0 0 2 0 7 0 0 3 0 5 7 0 2 0 6 9 0 7 9 5 9 5 8 4 8 4 9 7 9 7 4 8 3 7 9 2 9 7 5 5 9 5 9 7 5 4 9 5 9 7 5 4 9 5 9 7 5 3 9 5 9 7 0 0 0 0 5 1 5 1 0 4 9 0 0 0 7 8 4 0 0 7 8 4 0 0 7 8 4 0 0 7 8 4 0 0 7 0 7 2 5 2 5 0 7 8 4 0 CB706 CB707 IC701 OPERATION 2 Page 32 I6 to FUNCTIO...

Page 35: ...erters VCC 6A 5A 4A 6Y 5Y 4Y GND 3Y 3A 2A 1A 2Y 1Y 1 2 3 4 5 6 7 14 13 12 11 10 9 8 7 1 2 3 4 5 6 8 14 13 12 11 10 9 LOGIC IN1 GND CTLA CTLB CTLC IN2 GND VOUT GND IN5 VCC IN4 GND IN3 IC235 236 BA7649AF E2 Video signal switcher for VTR TV 6 dB Amp 75 ohms Driver CLAMP 2 0k 2 2k 750 5 6 8 6 dB Amp 75 ohms Driver CLAMP 2 0k 2 2k 750 4 3 1 7 2 VIN2 VOUT2 V GND VSAG2 VOUT1 VSAG1 VIN1 IC238 239 NJM2267M...

Page 36: ... 71 7 71 3 71 3 72 0 72 1 71 3 71 3 71 3 71 4 71 4 71 4 71 4 71 1 72 3 0 0 0 0 4 5 0 0 0 0 4 6 71 9 0 7 0 7 1 1 1 1 1 0 1 0 70 7 0 7 71 7 71 1 71 7 71 7 71 3 71 3 72 0 72 1 71 3 71 3 71 3 71 4 71 4 71 4 71 4 71 1 72 3 0 0 0 0 4 5 0 0 0 0 AC28 9 AC9 0 Temperature sensor for heatsink Temperature sensor for power transformer CB401 CB402 CB408 W405 W406 CB409 CB410 CB411 CB412 CB403 IC401 W404 W402 W4...

Page 37: ...0 0 12 3 11 6 0 0 0 0 W551 W552 IC551 IC552 IC553 12V REGULATOR 12V REGULATOR 5V REGULATOR Page 36 J8 to MAIN 1 _CB403 Page 32 A7 to FUNCTION 1 _CB22 3 IC553 KIA78D05PI U P 3 KIA78D05PI U P UPC2405AHF IC553 IC551 NJM7812FA Voltage regulator INPUT OUTPUT COMMON COMMON GND IC552 KIA7912PI Voltage regulator Q28 Q17 Q18 Q19 Q20 Q31 Q23 Q21 Q22 Q24 Q25 7 2 Q 6 2 Q Q10 Q11 Q14 Q15 Q16 Q27 1 Q26 1 Q12 Q1...

Page 38: ... COMB FILTER MODULE FLTR LC RF LC FILTER EMI GND MTL GROUND PLATE GND TERM GROUND TERMINAL HOLDER FUS FUSE HOLDER IC PRTCT IC PROTECTOR JUMPER CN JUMPER CONNECTOR JUMPER TST JUMPER TEST POINT L DTCT LIGHT DETECTING MODULE L EMIT LIGHT EMITTING MODULE LED DSPLY LED DISPLAY LED INFRD LED INFRARED MODUL RF MODULATOR RF PHOT CPL PHOTO COUPLER PHOT INTR PHOTO INTERRUPTER PHOT RFLCT PHOTO REFLECTOR PIN ...

Page 39: ...C EL 33uF 25V C81 83 WJ603900 C MYLAR 1500pF 50V C84 UA355100 C MYLAR 0 1uF 50V C85 UR137100 C EL 10uF 16V C86 87 UR147220 C EL 22uF 25V C88 91 US135100 C CE CHP 0 1uF 16V C92 UR166330 C EL 3 3uF 50V C93 US135100 C CE CHP 0 1uF 16V C94 UR166330 C EL 3 3uF 50V C95 105 US135100 C CE CHP 0 1uF 16V C106 107 US062220 C CE CHP 220pF 50V B C108 US064100 C CE CHP 0 01uF 50V B C109 110 US135100 C CE CHP 0 ...

Page 40: ...122 UR146470 C EL 4 7uF 25V C123 124 UR166470 C EL 4 7uF 50V C127 128 WJ603600 C MYLAR 820pF 50V J C129 132 WJ604000 C MYLAR 1800pF 50V C133 134 WJ603100 C MYLAR 220pF 50V C139 140 US135100 C CE CHP 0 1uF 16V C141 142 UR137470 C EL 47uF 16V C145 146 WJ602900 C MYLAR 100pF 50V K C304 306 WJ603300 C MYLAR 470pF 50V J C307 309 UR147470 C EL 47uF 25V C310 312 WP172700 C MYLAR 390pF 50V C320 322 UR1474...

Page 41: ... B OPERATION KMA 980 CB237 VQ044700 CN BS PIN 16P CB238 LB932060 CN BS PIN 6P KMA 1080 CB562 VP245600 CN 2P CB706 VQ044900 CN BS PIN 19P CB707 VB858300 CN BS PIN 4P CB901 VB858600 CN BS PIN 7P C239 UB044100 C CE CHP 0 01uF 50V C240 241 US145100 C CE CHP 0 1uF 25V C242 UR828100 C EL 100uF 10V C243 244 UR866100 C EL 1uF 50V C245 UB052120 C CE CHP 120pF 50V C246 UB012220 C CE CHP 220pF 50V C247 UR866...

Page 42: ...WQ478000 SPACER LED H3 KMA 1080 WR479200 P C B MAIN KMA 1080 WR479300 P C B MAIN KMA 980 CB401 VB389900 CN BS PIN 3P CB402 VB390500 CN BS PIN 9P CB403 LB918070 CN BS PIN 7P CB404 407 WN103000 CLIP FUSE TP00351 31 CB408 VG879900 CN BS PIN 2P CB409 VZ120400 CN BS PIN 3P CB410 VG879900 CN BS PIN 2P CB411 LB932040 CN BS PIN 4P CB412 LB932050 CN BS PIN 5P C401 402 UU266100 C EL 1uF 50V C403 404 WJ60320...

Page 43: ...Q116600 TR PAIR 2SA1837 C4793 O Y Q426 VQ116600 TR PAIR 2SA1837 C4793 O Y Q427 WN970800 TR PAIR STD04P STD04N Q430 WN970800 TR PAIR STD04P STD04N Q431 VV911900 TR DGT DTC114ESA TP Q432 WC397700 TR 2N5401C AT Q433 iA097040 TR 2SA970 GR Q434 VV911900 TR DGT DTC114ESA TP Q435 WC398500 TR DGT KRA102M AT R407 408 HV755220 R CAR FP 220 Ω 1 4W R409 HV755560 R CAR FP 560 Ω 1 4W R411 HV755560 R CAR FP 560 ...

Page 44: ...5 3560 HF45 4100 HF85 4150 HF45 4220 HF85 4270 HF45 4330 HF85 4390 HF45 4470 HF45 4560 HF45 4680 HF45 4750 HF45 4820 HF45 4910 HF45 5100 HF85 5110 HF45 5120 HF45 5150 HF45 5180 HF45 5200 HF45 5220 HF45 5270 HF45 5330 HF45 5390 HF45 5430 HF45 5470 HF45 5510 HF45 5560 HF45 5680 HF45 5820 HF45 5910 HF45 6100 HF45 6120 HF45 6150 HF45 6180 HF85 6200 HF45 6220 HF85 6240 HF45 6270 HF45 6300 HF45 6330 HF8...

Page 45: ...1 34 1 34 1 33 1 8 1 7 1 33 1 18 1 22 1 24 1 25 1 26 1 11 1 33 1 33 1 19 2 1 2 13 2 21 2 22 2 22 2 1 5 2 1 3 2 1 4 1 2 15 2 23 1 23 30 29 51 51 5 5 5 7 5 2 5 52 52 52 52 31 31 4 4 2 52 52 6 27 54 54 27 7 56 57 53 51 51 51 25 51 51 61 12 8 57 51 24 10 5 1 4 1 1 200 200 1 KMA 1080 KMA 980 5 6 KMA 1080 KMA 980 2 1 2 6 2 ...

Page 46: ...MFZN2W3 2 23 WE774300 BIND HEAD B TIGHT SCREW 3x8 MFZN2W3 2 25 WE774200 BIND HEAD B TIGHT SCREW 3x10 MFZN2W3 2 26 WE996500 PAN HEAD SCREW 3x8 SP MFZN2W3 4 WU077800 P C B ASS Y FUNCTION KMA 1080 4 WU077900 P C B ASS Y FUNCTION KMA 980 5 WR479600 P C B ASS Y OPERATION KMA 1080 5 WR479700 P C B ASS Y OPERATION KMA 980 6 WU078300 P C B ASS Y DSP KMA 1080 6 WU078300 P C B ASS Y DSP KMA 980 7 YA676A00 P...

Page 47: ...MIC UP 7B 86 27 MUSIC DOWN 7B 85 28 ECHO DOWN 7B 89 29 MIC DOWN 7B 87 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 EXTERNAL REMOTE IN CODE Command name Code 1 Code 2 MUSIC up 7B 84 87 82 MUSIC down 7B 85 87 83 MIC up 7B 86 87 84 MIC down 7B 87 87 85 ECHO up 7B 88 87 86 ECHO down 7B 89 87 87 INPUT 7B 8C DVD 7B 8E TAPE 7B 8F BGM 7B 90 AUX 7B 91 ECHO MODE 7B ...

Page 48: ... 曆㛣㒚ὅ Ɂ 恌濕ḩ 恌忉㖃㒚ὅ Ɂ 䣥䒌濕䣥䒌忉 Ɂ 6 NJD0NVTJD 㙤䒙嬢 NJD NVTJD 䗨㙤杗愳Ɂ 21 濕㕄嬢 Ɂ 4濕㙤杗愳嬢兗䢞䗨杗愳濃ᵱ偡嬢 ᶞ 3 1濄 Ɂ 7 NJD0NVTJD 杗愳彭彭廐搒㕚 NJD NVTJD 杗愳 ẹ 0 ℳ 濃濇杗愳㙖丣濄 Ɂ 㦅 2濕旅ⱑ㙖丣Ɂ 㦅 3 濕ᵤ冐旅ⱑ㙖丣Ɂ 㦅 4濕㙤旅ⱑ㙖丣濇㙤彦孧Ɂ 8 恌廷彭嬢 QSF PVU0TQFBLFST 䗨廷 ὅ Ɂ 㗒彾濕QSF PVU0TQFBLFST 㕚廷渊栲 0 杗ᶴὅ Ɂ 䉐濕QSF PVU 廷杗ᶴ濖 TQFBLFST 廷渊栲ὅ Ɂ 9 䋫㒢㦅㚐㚞䒌Ề 3 德䋫㒢 Ɂ㚐㚞ᵮ䗨㓔偡䋫㒢㦅 ᶑ㕄㒬Ɂ渼嬈嬢 ᶞ㗒彾濃 PL 㓔䝥㒢濄 Ɂ孛敩䪐 25 柙嫊 Ɂ 10 ↁ 嬢㦅 ᶑ嬢䗨ㆤ㙭嬢 ằ兗渼嬈嬢 Ɂ 㳬濕ᵱ ...

Page 49: ... 㦅 6 NJD0NVTJD 㙤䒙 7 NJD0NVTJD 杗愳彭 8 恌廷彭 9 䋫㒢㦅 10 ↁ 區 LFZ DPOUSPM 柝䙒 0NVTJD 3 兎濕2 ㆯ 濕3 4 杗柵濕2 太柵濕3 杗柵 0 太柵濕4 ợ䒌 JOQVU 彭し壥㛉㷴Ɂ ữ 濕EWE 5 救濕2 ㆷ 濕3 6 曆㛣恌濕2 曆㛣濕3 恌濕4 䣥䒌濕5 2 㕄嬢濕21 嬢兗䢞杗愳濕 4 ữ 濕4 Ⅺ 嬢 NJD NVTJDɁ 3 㦅 2濕2 㦅 3濕3 㦅 4濕4 4 㗒彾濕2 䉐濕3 5 㗒彾濕2 䋫㒢濕3 孛敩䪐 25 柙嫊 Ɂ 6 㳬濕2 ↁ 濕4 ...

Page 50: ...51 KMA 1080 KMA 980 KMA 1080 KMA 980 彾 ợ䒌㕚濇䋫㒢㦅 ⷸ 丬ợ䒌渼嬈嬢 Ɂ 㜀嬢 ᷪĥ 䋫㒢濕3Ħ 濇㚐㚞䗨杗愳䒙弢㙤濇ᵸ㕄㰹彾弫廐曆㛣ᵮ䗨 NVTJD 弿垰 Ɂ 孛㱌びᵱ壥䓳㫈嬢濇ṉ 径ㅴ弫䗨杗愳廷 Ɂ ṉ 䋫㒢㦅 ợ䒌㚐㚞㕚孛孆丳摤 Ɂ 嫊 ...

Page 51: ...KMA 1080 KMA 980 KMA 1080 KMA 980 ...

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