TEAC PD-H303
Instrukcja Serwisowa

TES IO1

DMOUT

TES I/N

2VREF DM/O

80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51

RFGC FLGD FLGC FLGB FLGA SEL

XVDD

DACT CKSE

XVSS

TEBC

FMO

PXO

VDD

VDD

FVO

VSS

VSS

PXI

IO3

IO2

IO1

IO0

XO XI

50 DVSR 81 VREF

1bit DAC

DVDD 83 48 FOO
84 47

Clock generator

LPF

Servo PWM D / A DVR TEZI LO 85 46 TEI DVSL 86 45 TSIN TEST1 87 44 SBAD control

RO 82 49 TRO

Automatic adjustment

Micom Interface

circuit RAM BUS0 90 41 RFZI

VSS AVSS 95 guarantee 36 BUCK 35 VCOF 96 EFM decode CCE 97 34 VCOREF TEST4 98 33 PVREF TSMOD 99 decoder 32 Digital LPFO out RST 100 31 LPFN

Synchronous

16K RAM

VDD 94 37 SLCO

CLV servo

Audio out circuit

VCO
Sub code Status

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

BCK

IPF

VDD

VDD

P2VREF HSSW

SBSY

SPCK

COFS

PLL TMAX

Data slicer

BUS3 93 38 RF1

Correction circuit

BUS1 RFCT 91 40 BUS2 92 39 AVDD

A/D

circuit TEST3 89 42 RFRP

TEST2 EF1 88 43 Address ROM

Digital equalizer

UHSO

EMPH

DOUT

SBOK

TEST 0

MONIT

TESIO 0

TMAXS

MBOV

TMAX

LRCK

SFSY

HSO

CLCK

AOUT

SPDA

ZDET

DATA

PDO

VSS

VSS

6

SERVICE MANUAL