SCHEMATIC DIAGRAM (FUNCTION 1/2)

Page 70

# All voltages are measured with a 10M/V DC electric volt meter. # Components having special characteristics are marked s and must be replaced with parts having specifications equal to those originally installed. # Schematic diagram is subject to change without notice.
F1 Page 69 A6 to OPERATION (1)
RX-V530/RX-V530RDS/HTR-5550/HTR-5550RDS/DSP-AX530 RX-V430/RX-V430RDS/HTR-5540/HTR-5540RDS/DSP-AX430
IC302: BD3811K1 Sound Processor
CD-R L/R 71, 72 73, 74 VCR L/R
TUNER L/R 77, 78 AUDIO INPUT CD L/R 1, 2
47k 47k 47k 47k 47k 47k 47k CH2 + MASTER VOLUME 0 - 100dB 1dB step
CD-R L/R 79, 80 V-AUX L/R 9, 10 VCR L/R D-TV L/R DVD L/R 7, 8 5, 6 3, 4
OUTPUT TREBLE BASS 14dB 14dB GAIN 0.5 - 18dB 2dB step 2dB step 2dB step

BASS BOOST 0, 4, 8, 12dB

55 L OUT

6.7 7.4

57 R OUT 37 RL OUT

12.7 0

6 CH INPUT
47k 47k 47k 47k 47k 47k INPUT ATT 0, -6, -12, -18dB 47k 47k 47k 47k 47k 47k

38 RR OUT

RL 14 RR 13 C W L 19 R 17

36 C OUT

-7.4 -6.7 12.-12.0

TO DSP

SOUND PROCESSOR

35 SW OUT

DIGITAL CONTROL

L R RL RR C SW

0 4.9 4.9 5.6 5.0

FROM DSP

Hi Level >2.2V Low Level <1.0V
RX-V530/RX-V530RDS/HTR-5550/HTR-5550RDS/ DSP-AX530/HTR-5540RDS/RX-V430RDS: Page 72
RX-V430/HTR-5540/DSP-AX430: Page 73

MAIN L

IC305: MM74HC4053SJX Triple 2-Channel Analog Multiplexer VCC

IN/OUT CY CX BY BX AY AX

A 11 B 10 C 4
Logic Level Conversion Logic Level Conversion Logic Level Conversion Logic Level Conversion
Binary to 1 of 2 Decoders with INHBIT

OUT/IN AX or AY

0 -5.6 0

OUT/IN BX or BY

OUT/IN CX or CY

CENTER

IC303, 304: PC4570G2 Dual OP-Amp

1 -0.-12.0

IC306: NJM78L05A-T3 Voltage Regulator INPUT

OUT1 1

8 +VCC 7 OUTIN+IN2

IN+INVCC 4

REAR L

Page 69

OUTPUT

4.9 4.9 -11.9

4.9 5.0 4.9 4.9 4.9 4.4.9 4.0 4.9

5.6 0.7

4.9 4.9 4.9 4.9 4.4.9

Page 68

2 RESET

MAIN CPU

13.3 12.6
1.2 4.9 4.9 4.9 0.9 1.9 0.4.7 1.9 4.7 4.9 4.0 4.8 0.4 0.1 4.9 4.7 2.4 2.1 4.9 4.9 0.1 0.1 4.8 4.8 4.8 4.8 4.9 4.7

0.4.9 4.9 0

6.8 6.8

0.4.9 5.6 5.4.0

x: NOT USED O: USED / APPLICABLE

Point 1 Pin 13 of IC301

Point 6 emitter of Q309 and collector of Q308

MUTE 8

0 0.0.7

A Q309 E B Q308 C

: RX-V530/RX-V530RDS/HTR-5550/HTR-5550RDS/DSP-AX530 only
POWER ON (Connect the power cord)
POWER OFF (Disconnect the power cord)
SCHEMATIC DIAGRAM (FUNCTION 2/2)
Page 67 C6 Page 67 C7 Page 67 C8

4.9 4.9

3.9 3.9 12.0 3.9 0

Page 71

2.2 2.2 4.2.2 2.0
0 4.8 4.9 5.7 4.9 7.0 0.3 12.0 6.4 6.4 6.4

0 1.9 1.8

IC551: LA7956 Video Switch 6dB AMP

D1 Page 71

DRIVER

CONTROL

4 INPUT 1 OUTPUT VIDEO SWITCH

VIDEO OUT

FL OUT
IC571: LC72722 RDS Decoder

VDDA 3

REFERENCE VOLTAGE

PLL (57kHz)

CLOCK RECOVERY (1187.5Hz)

14 VDDD

AM/FM TUNER

Point 3 Pin 15 of IC571

VSSA 4 MPX IN 2
ANTIALIASING FILTER 57kHz bpf (SCF)
VREF SMOOTHING FILTER DATA DECODER

15 VSSD 19 RDS-ID

DO 20 CL 21 DI 22 CE 23 T1 T2 T3 T4
RAM (24 BLOCK DATA) MEMORY CONTROL
ERROR CORRECTION (SOFT DECISION) CLK(4.332MHz)

SYNC/EC CONTROLLER

18 SYNC 24 SYR

OSC/DIVIDER

SYNC DETECT-1

SYNC DETECT-2

6.4 6.4 AC 13.4

Page 74

POWER RELAY

-21.8 AC 32.9

VOLTAGE SELECTOR

-0.1 -0.1 AC 20.1

T5 T6 T7
SCHEMATIC DIAGRAM (OPERATION)
IC701: LC75712E FLD FL Display Driver
IC741, 742: PC4570G2 Dual OP-Amp

FL DISPLAY

8 +VCC 7 OUT2
-29.4 -27.4 -27.8 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~

DI CL CE

CG ROM DC SHIFT REGISTER RAM

AM1 AM2

OUTIN+IN1 3

-20.4 -20.4

CG RAM
AM35 AA1 AA2 AA3 AA4/G16 AA5/G15 AA6/G14 AA7/G13 AA8/G12 G11 G10

5 +IN2

AC 5.8

VDD VSS VFL RES

ADDRESS REGISTER BLINKCYCLE REGISTER DISPLAY REGISTER DUTYCYCLE REGISTER
ADDRESS COUNTER BLINK GENERATOR DISPLAY CONTROL DUTY GENERATOR GRID CONTROL

AD RAM

4.9 -20.4
~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 4.9 ~ ~ ~ ~ ~ ~ ~ 4.9
GRID REGISTER INSTRUCTION DECODER

~ G2 G1

DIVIDER

TIMING GENERATOR

FL DRIVER
~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
~ -27.4 ~ -27.4 ~ 4.9 ~ 4.9 ~ 4.9
11.~ ~ ~ ~ ~ ~ -28.1 2.5 2.5 4.9 4.9 4.9 0.0 0

to FUNCTION (1)

Page 67

IR REMOTE

4 -12.0

11.3 0

to FUNCTION (1) Page 67 I5

SCHEMATIC DIAGRAM (DSP)

Page 67 E1 to FUNCTION (1)
IC601: MSM514260C-60JS 4Mbit DRAM

RAS LCAS UCAS

Timing Generator
I/O Controller I/O Controller

Output Buffers

DQ1~DQ8
Column Address Buffers Internal Addess Counter Row Address Buffers

Column Decoders

Input Buffers

REGULATOR

3.4 5.0

Refresh Control Clock

Sense Amplifiers

I/O Selector

Row Decoders

Word Drivers

Memory Cells

DQ9~DQ16 Output Buffers

3.4 0.1 0.1 0.1

MAIN L (ANALOG IN)

On Chip VBB Generater

4M DRAM

5.0 5.0 0.1 4.9 0.8 0.8 0.8 0.8 4.9 1.0 0.1 0.5 0.5 0.5 0.5 0.1 0.5 0.5 0.4 0.3 2.2 3.2 4.2 0.1 4.9 1.7 2.2 2.1 ~ 1.2 ~ ~ ~ 4.9 4.2 0.1 4.9 ~ ~ ~ ~ 0.1 0.1 0.1 3.1.0.1 -11.5 5.0 5.0 0.1 2.6 0.4 0.1 0.1 0.1 3.5 0.8 0.8 0.8 2.6 0.-11.-11.5
1.2 3.5 0.1 1.7 2.1 3.2 2.2 0.5 0.5 0.5 0.5 0.5 0.5 0.4 0.3 3.5 0.1 1.0 1.1 1.7 1.0 0.8
IC602: PQ025EZ5MZP Regulator Vin

~ ~ ~ ~ ~ ~ ~ ~

IC603: PC29M33T-E1 Voltage Regulator Vo
Standard Voltage Starter Circuit

1 INPUT

Overheat Protection
Sudden Current Protection

Driver

Safety Drive Limiter

3 OUTPUT

1.1 1.1 1.0
Excessive Electric Current Protection 2 GND

A1, SCDIN

41 AUDATA0
A0, SCCLK DATA7, EMAD7, GPIO7 DATA6, EMAD6, GPIO6 DATA5, EMAD5, GPIO5 DATA4, EMAD4, GPIO4
17 CS 18 SCDIO, SCDOUT, PSEL, GPIOABOOT, INTREQ 20 EXTMEM, GPIOSDATANVDDGNDSCLKN1, STCCLKLRCLKNCMPDAT, SDATAN2, RCVCMPCLK, SCLKN2 28

40 AUDATA30 29

AUDATA3, XMT958

WR, DS, EMWR, GPIO10

RD, R/W, EMOE, GPIO10
IC604: CS493292-CLR Audio Decoder

42 LRCLK

44 MCLK

43 SCLK

AUDATA2 DC DD RESET AGND VA FILT1 FILT2 CLKSEL CLKIN CMPREQ, LRCLKN2

DUTY CORRECTOR 4

0.3 5.0 0.1 4.9 3.6 0.1 5.0 2.6 5.0 0.1 5.0 3.6 0.1 0.1 0.1 0.0.1

0.1 3.5

1.4 1.4 0.1

Point 4 Pin 2 of IC600

VD2 DGND2 DATA3, EMAD3, GPIO3 DATA2, EMAD2, GPIO2 DATA1, EMAD1, GPIO1 DATA0, EMAD0, GPIO0
0.1 0.1 4.6 0.1 0.3 4.8 0.1 0.1 4.0 0.3 0.1 0.1 0.1 1.8 1.8 1.8 0.1

0.1 0.1 0.1 5.0 0.1

4.2 4.2 0.1 2.6

1.1 1.8 3.5

0.1 3.5 0.3

5.0 5.0 1.8 5.0 5.0

Parallel or Serial Host Interface Compressed Data Input Interface

0.1 3.5 3.5 0

Frame Shifter Input Buffer Controller
24-Bit DSP Processing RAM RAM Program Data Memory Memory RAM RAM Program Data Memory Memory STC RAM Output Buffer

2.5 2.5 2.5

0.1 0.1 0.1 0.1 0.1 3.5 0.1 0.1 0.1 0.1 2.3 3.5 0.1 1.7 0.1 3.5 2.2 0.1 3.5
0.1 0.1 2.5 3.1 0.4 0.1 0.1 0.1 5.0 0.1

1.4 1.4 1.4 1.9

Digital Audio Input Interface

Output Formatter

RAM Input Buffer 2.5 12.0

2.5 2.5 2.5 2.5 2.5 2.5

2.5 12.0 2.5

PLL Clock Manager

2.5 2.5

0 0.5.0 0

2.5 2.5 -12.0 2.5

2.5 -12.0

IC605: NJM2904M Dual OP-Amp
IC606: TC74HCT00AF Quad 2-Input Nand Gate 1A 1 1B Vcc 13 4B 12 4A 11 4Y 10 3B 3A 3Y
LEVEL CONVERT & SIGNAL DETECT

12.0 0.4 0.2 2.2

1Y 3 2A 4 2B 5
INPUTS + Q10 Q8 Q9 Q13 Q11 Q12

2Y 6 GND 7

256K SRAM 6 PLD

DECODER

0.3 0.1 0.3 0.3 1.1 12.0 0.2 0.2 1.0 -12.0
IC607: TC74HCU04AF Hex Inverters IC608: CY62256LL Static RAM 1A 1Y 2A 2Y
VCC 13 6A 12 6Y 11 5A 10 5Y 9 4A 8 4Y

ROW DECODER

1.1 -12.0 12.0

0.4 0.4 1.4

A10 A9 A8 A7 A6 A5 A4 A3 A2 CE WE OE

INPUT BUFFER

SENCE AMPS
I/O0 I/O1 I/O2 I/O3 I/O4 I/O5 I/O6 I/O7 3Y GND

512x512 ARRAY

COLUMN DECODER

POWER DOWN

0.3 0.1 0.1 0.3

0.3 0.3

1.3 -12.0
A14 A13 A12 A11 A1 A0 IC609: XC9572XL-10TQ100C CPLD
3 JTAG Port 1 JTAG Controller In-System Programming Controller
IC614: AK4527BVQ 24bit CODEC

Audio I/F

IC610: TC74HCT08AF Quad 2-Input And Gate

HPF HPF

I/O 18 I/O
Function Block 1 Macrocells 1 to 18
LPF LPF DAC DAC DATT DATT MCLK LRCK BICK

12 4A 11 4Y 10 3B 3A 3Y

I/O I/O I/O I/O I/O/GCK I/O Blocks
Fast CONNECT II Switch Matrix
J model only (DSP-AX530/DSP-AX430)
IC617~621: PC4570G2 Dual OP-Amp

LIN+ LINRIN+ RIN-

ADC ADC

14 Vcc 13 4B

I/O I/O Function Block 1 Macrocells 1 to 18

LOUT1 ROUT1

MCLK LRCK BICK DAUX

2B 2Y GND

OUTIN+INVCC 4

LOUT2 ROUT2

LPF LPF

DAC DAC

DATT DATT 6DOUT Format Converter

LOUT3 ROUT3

DATT DATT SDIN1 SDIN2 SDIN3
SDOS SDTO SDTI1 SDTI2 SDTI3

I/O/GSR I/O/GTS

SCHEMATIC DIAGRAM (MAIN 1/2)

RX-V530/RX-V530RDS/HTR-5550/HTR-5550RDS/DSP-AX530/RX-V430RDS/HTR-5540RDS only
4.7 4.0 48.0 1.0 48.0 0.47.0 -1.0 4.0 31.2 30.7 32.31.0 0

FRONT L POWER AMP

47.3 47.7 47.3 47.2 35.9 35.9 -0.4 29.0 24.1 1.0

48.0 47.9 0

RELAY DRIVER
-0.5 -0.5 46.7 -1.0 46.1 1.0 -1.0

-49.7 -47.9

46.1 47.0 -0.6 -0.6 0

0.6 0.6

1.0 1.0

48.0 0.5

FRONT R POWER AMP

48.0 0.0 47.7

-0.4 -1.0
46.7 46.1 1.0 -0.5 -1.0 46.-0.6 -0.22.4 10.4 0.47.-46.0.8 -1.0 -47.9 -0.5 -47.0

1.0 -0.4

REAR L POWER AMP
1.0 48.0 0.5 0.0 46.7 -1.0 -28.7 48.0 47.7 -26.8 -31.7 -28.7
model J S Circuit No. C343, 344 371374, 376 0.01 [UA65410] 0.01 [UA65410] U, C R, T, K, A B, G, L

46.-0.6 -0.6 47.3

-0.5 -1.0 -1.0 -0.5 -47.9 -47.-46.8 0
C341, 342 351, 353, 354 Q251 Q253
X C1890A[D/E] [VP88310] 47K [HF45747] 10K [HF45710] X
0.022 [UA65422] C1890A[D/E] [VP88310] 47K [HF45747] 10K [HF45710] 2.2 [HV75322]
0.022 [UA65422] C1890A[D/E] [VP88310]

Limiter

47K [HF45747] 10K [HF45710] 2.2 [HV75322]
Q252 R339, 340 351, 353, 354
48.0 1.0 46.7 1.0 46.1 1.0 -0.4 47.-1.0 0.5

REAR R POWER AMP

48.0 0.0 47.7 0.6 0.6
LTS0610-1009 LTS0610-1009 LTS0610-1009 LTS0610-1007 [V677110] [V677110] [V591200] [V677110] LTS0410-3011 LTS0410-3011 LTS0410-3011 LTS0410-3009 [V842390] [V842390] [V842390] [V842340]

0 -0.6 -0.6

MTZJ10C [VG43960] X
MTZJ12C [VG44030] MTZJ6.8B [VG43830]
0 -0.5 -1.0 -1.0 -47.7 -46.0.2 -47.9 -0.5

46.7 46.1 1.0 1.0 1.0

46.-0.6 -0.6 47.3 -0.-1.0

22.7 0.5 48.0 0.47.7 0

CENTER POWER AMP

R371, 372

4.7 [HF45347]

2.2 [HF45322]

0 -0.5 -46.8 -1.0 -47.7 -1.0 -0.5 -47.7 -46.8 -46.8 -47.-47.4 -48.7 -44.8 -32.3 0.2 0.0 -48.7 -31.3 -31.9 -32.5 -32.0 -47.7 0
RX-V530/HTR-5540/DSP-AX430 only
47.3 47.7 1.0 47.3 47.2 0.5 35.9 35.9 -0.4 29.24.1 -1.0 1.0 0.5 47.7 48.0 48.0

48.0 47.0

31.2 4.31.2 30.7 32.0 0
0 -0.5 46.7 -1.0 46.1 1.0 -1.0 -49.7 -47.-0.5 0

46.7 46.1 1.0

-1.0 0
0 -0.5 -1.0 -1.0 -47.9 -0.5 -47.9 0

RX-V530/RX-V530RDS/HTR-5550/HTR-5550RDS/DSP-AX530 RX-V430/RX-V430RDS/HTR-5540/HTR-5540RDS/DSP-AX430 1
I PRINTED CIRCUIT BOARD (Foil side)
OPERATION (1) P. C. B. FUNCTION (1)
TOR E TOL E TIR E TIL -12 +12

(Lead Type Device)

CNVSS RESET VSS VCC CTSO CLKO RXDO TXDO CE
OPERATION (2) P. C. B. (Lead Type Device)

STANDBY /ON

Flash -COM Write Connector

INPUT INPUT MODE

6CH INPUT VOLUME
CE TXDO RXDO CLKO CTSO VCC VSS RESET CNVSS

F1 NC F2

RDS MODE/ FREQ

PSW +5M

MG VP +5M VRB VRA PSW REM1 ADKEY2 ADKEY1 ADKEY0 /BLK CEF0 SCKO RXDF

PTY SEEK MODE START

OPERATION (3) P. C. B. (Lead Type Device)

FUNCTION (1)

TREBLE

Power Transformer

A/B/C/D/E PRESET/TUNING PRESET TUNING FM/AM TUNING MODE MEMORY PROGRAM STEREO

Semiconductor Location

Ref. No. Location D701 D5

OPERATION (1) P. C. B.

(Surface Mount Device)

IC701 IC741 IC742 Q701

F6 B6 C6 E3 E3 G3 G3 G3 G3 F3 F3 F3
Q702 Q703 Q704 Q705 Q706 Q707 Q708 Q709
Circuit No. J, U, C, R, T, K, A, L X X B,G O O
R711~714 SW711~714 X: NOT USED O: USED / APPLICABLE

C705 R734

Circuit No. J O X O X U, C, R, T, K, A, B, G X O X O
RR RL FL E DAR E ADL +5D2 +5D1 -12 CSY +12 SDD SDM /ICD YSSCK INT938 /CSPLD /CSCS /CSINT CST CSR CSC /ICCS
C658, 661, 666 J601 R653, 654, 656, 657, 659, 660, 662 R668 X: NOT USED O: USED / APPLICABLE

DSP P. C. B.

RC FR SW C DAL ADR E CSN
: RX-V530/RX-V530RDS/ HTR-5550/HTR-5550RDS/ DSP-AX530 only

120 121

Ref. No. Location D600 D601 F3 F3 G5 G5 C4 C4 C4 C4 C4 C4 C4 C4 E4 E3 F2 F2 F5 D5 E5 D4 C4 C5 C5

D-TV/ CBL

D602 D603

DIGITAL INPUT

D608 D609 D610 D611 D612 D613 D614 D615 IC600 IC601 IC602 IC603

MD/ CD-R

MD/ DIGITAL CD-R OUTPUT
IC604 IC608 IC609 IC614 IC619 IC620 IC621

J model only

Circuit No. C658, 661, 666 J601 R653, 654, 656, 657, 659, 660, 662 R668 X: NOT USED O: USED / APPLICABLE J O X O X U, C, R, T, K, A, B, G X O X O

2 Semiconductor Location

Ref. No. Location D604 D605
F2 F2 F2 F2 G5 G5 F3 F4 B4 B4 C4 A2 A3 C4
D606 D607 IC605 IC606 IC607 IC610 IC617 IC618

Q601 Q602 Q603 Q604