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- 21 -

-> Sound doesn’t come out.

Is it DVR Mode (time

shift or recorded TV)?

Go on 19page in the document.

Yes

No

MUTE key on?

Turn off the mute key.

Yes

No

Sound cable is ok?

No

No

No

Connect speak cable

sound is ok?

Are power cable

connected well.

Connect power

cables/ power B/D.

No

Check speakers.
Are they ok?

No

No

Check MSP(IC1300),
Audio AMP(IC1301)
Is it ok?

Is Data cable(P1501) ok?

Connect Data cable.

Yes

Yes

Yes

Change the speakers.

Yes

Change the ICs.
Is it ok?

Replace VSC B/D.

No

Yes

- 22 -

-> Can’t play the recorded video.

Check data cable(P1501).
Is it ok?

Connect data cable(P1501).

Remove the recorded lists  and Record
one more time and Play again.
Is it ok?

No

Yes

Yes 1

Are the cable connected well?
(P1500, P1501)

No

Connect cable well.

No

Check STI5100 IC(IC100), NEC61151F(IC600)
NEC64015A. Is it ok?

No

Change HDD.
Is it ok?

Check BU9580KVT(IC1504).
Is it ok?

Yes 2

Replace VSC B/D

No

No

- 23 -

Rx0/1,Tx0/1

SCL/SDA

H/V(RGB)

SCL/SDA

Rx0/1/2/C

±

ST3232C

24LC02

24LC02

CXA2069Q

A/V Switch

A/D

∞‚øÎ

Tuner

TU_Main

STHDMI002

HDMI MUX

RGB_PC/DTV

Cortez Plus

- Main CH. Decoding 

- 3D Comb 

- 3D De-

int

.

- Scaling & FRC 

- GUI 

- Audio Delay 

- CPU

 /

8

I

2

C

IR_in

RS232_Rx/Tx

Side-AV B

’D

AV

S-AV

YCin3

Flash(4MB)

PC_Audio

SIF

AVin3

LRCK/MC

K

SCK/SDA

L_SPK_out

R_SPK_out 

I

2

S

Component In

Scart_RGB / FB

Main V or YC

LVDS_31P

/

Tx0/1/2/3/C

±

Disp_En

SCL/SDA

V_out1Y_in1

Sub V or YC , 

DVR V or YC

I

2

C

I

2

C

For DDC_RGB

For DDC_DVI

I

2

C

RGB

(PC/DTV)

HDMI 2

(PC/DTV) 

RS232

Scart1

Scart2

RF

PC_Audio

MNT_out (CVBS/L/R)

AVin1 (CVBS/L/R/Scart_ID)

TVL/R out

TC74LCX

RS232_ST

DVR LR

DVR Scart

 RGB

DTV 656

TV Vout

TV Vout

DTV_out

 (CVBS/L/R)

TC74LCX157

LRCK/MC

K

SCK/SDA

I

2

S

DTV I2S

HDMI I2S

TC74LCX157

SPDIF out

ST SPDIF

MSP SPDIF

DDRRAM (256MB)

DTV_out

 (CVBS/L/R)

MSP4450K

Audio SW &

 Tone Control

AV_LR

PC_Audio

Comp_LRin

TV_L/Rout

SIF

STA333W

TV_L/Rout

AV_LR

uPD64015

Video 

Decoder

24.576M

HY57V161610ET

SDRAM(

2MB

) 

uPD61151

MPEG

 Encoder

656 Comp

CS5331

I2S

IN

MCLK

16bit

32bit

HY57V641620ET

SDRAM(

8MB * 2

) 

HY57V641620ET

STm5100

TP Dec.

Mpeg Decoder

Audio Dec.

74LCX541

Addr

/Data Buffer

For Hot 

Plugg

-in

CI SLOT

Tuner TS1

CI TS

74LCX541 74LCX157

74LCX373 74LCX373

74LCX245

74LCX541

MUX

Logics for CI

74LCX32

74LCX08

74LVC14

PCMCIA 

Power Switch

TPS2011

74LCX541

74LCX541

A/D ∞‚øÎ

Tuner

TDFC-G106P

27MHz

VCXO

HY5DU121622-D43

DDR SDRAM( 64MB

)

S29JL064H70TFI010

Flash(8MB) 

LMI BUS

16bit

FMI BUS

16bit

FMI BUS

16bit

STm5100

FMI BUS

16bit

STm5100

ATA To SATA

Converter

HDD

FMI BUS

16bit

STm5100

RS232_Cortez

DTV_out  

(CVBS/L/R)

DTV 656

DTV I2S

24C256

I2C_0

32.768KHz

27MHz

74LVC14

DTV Reset

From CORTEZ

RS232_ST

ST-Connect (20pin) 

Tuner TS

8

Mpenc_TS

TS0

I

2

C

TS1

SYS RST

I

2

C

DVR Option

$54.5

$7

$0.5

$2.1

$2

$0.95

$10

Digital only

Tuner

TDFG-G105P

74LCX541 74LCX541

74LCX157

MUX

Tuner TS0

- 24 -

BU9580

FMI_DATA[ 0

- 15 ]

Buf f er

ATA_DATA

Buf f er

FMI_A
FMIREQ
FMIGNT

ATA_A
ATA_DIOW
ATA_DIOR

HDD

( SATA)

TXP/ TXN
RXP/ RXN

UPD64015

d ec o d er

UPD61151

en c o d er

656_DATA

DVR_V/ Y OUT

DVR_C OUT

SCART1_DVR_R/ G/ B

SCART1 _DVR_FB

SDRAM

2MB

SDRAM

8MB

SDRAM

8MB

CS5331A

5331 _SDATA
5331 _SCLK
5331 _LPRK

SCART_AUDIO L/ R

MPENC_SDR_D
MPENC_SDR_A

VDEC_SDR_D
VDEC_SDR_A

MPENC_TS_D[ 0

- 7]

MPENC_TS_CLK
MPENC_TS_SYNC
MPENC_TS_TS_VAL

TDFG- G107P

74LCS157

IC601
IC602
IC603

FE_TS0_Dat a[ 0

- 7]

FE_TS0_DATA_CLK
FE_TS0_DATA_SYNC
FE_TS0_DATA_VAL

TS0_Dat a[ 0

- 7]

TS0_DATA_CLK
TS0_DATA_SYNC
TS0_DATA_VAL

LRCLK_5100

SCLK_5100[ DTV]

SPDIF

PCMDATA_5100[ DTV]

Res is t o r

Tr

STI5100

LDBA[ 0: 1] ( Bank  Selec t )
LDDQM[ 0: 1] ( Dat a I/ O Mas k)
LDDQS[ 0: 1] ( Dat a St ro b e)
LDCS/ ( Chi p Selec t )
LDRAS/ ( Lat c h  Ro w  Ad d res s  St ro b e)
LDCAS/ ( Lat c h  Co lum n  Ad d res s  St ro b e)
LDWE/ ( Writ e Enab le)
LDCLKE( Clo c k Enab le)
LDCLK( Clo c k)
LDCLKN( Invert ed Clo c k)

TS0 _DATA[ 0 : 7]
TS0 _DATA_CLK

TS0 _DATA_VAL
TS0 _DATA_SYN

YUV_D[ 0 : 7]
YUV_PIXCLK

CI_EN/

CI_RST

I2C_SDA0 / SCL0

I2C_SDA1/ SCL1

Array R

DIGIT_D[ 0 : 7]
CLK_DIGIT

EEPROM

TS_SEL/

DTV_AUDIO_MUTE

PIO_286

PIO_287

Tr

REC_B

FOR SCART PIN8

OUT_LEFT

OUT_RIGHT

CVBS

Buf f er

Buf f er

DTV_LOUT

DTV_ROUT

SP_CVBS

DTV_AUDIO_MUTE_BUF

( ST5100  GPIO)

27M

32. 768Khz

Sys t em t i m e  t o b e p res erved w hen m ain 
p o w er  is  d i s c o nnec t ed

CPU_WAIT( Wai t in p ut ( Read / Writ e c yc le)

FMIGNT( DVB

- CI/ Cab le Card I/ O read St ro b e)

FMIREQ( DVB

- CI/ Cab le  Card  I/ O  w ri t e  St ro b e)

IRQ1

FMIWE/ ( Read n o t w rit e)
FMICS3 / ( Chip s elec t )
FMICS1 / ( Chip s elec t )
FMIBE1/ ( Byt e en ab le)

Flas h

( 8M)

DDR

( 512Mb it )

LDA[ 0 : 12 ]
LDD[ 0: 15]

FMI_A[ 1: 25]

FMI_D[ 0: 15]

CXA2069

DTV/ MNT_LOUT

DTV/ MNT_ROUT

DTV/ MNT_VOUT

MUTE_LINE_DTV

( Co rt ez  GPIO)

LRCLK_DTV

SPDIF_STI_OUT

SCLK_DTV

PCMDATA_DTV

Array R

IRQ2

FMILBA/ ( Flas h d evic e lo ad b u rs t ad d res s / DVB

- CI Cab le Card Wri t e Enab le)

FMIOE/ ( Out p ut en ab le/ DVB

- CI  Cab le  Card  o ut p ut  Enab le)

DVR

MPENC_TS__D [ 0 : 7 ]
MPENC_TS__CLK
MPENC_TS__VAL
MPENC_TS__SYN
MPENC_RESET_ST