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Vcr part, 1) no loading, Troubleshooting guide – Daewoo DVQ-13H1FC User Manual

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TROUBLESHOOTING GUIDE

3. VCR PART

3-1) NO LOADING

Check the loading conditions (VHS TAPE)

EJECT : GO to the figure

f

UNLOADING : GO to the figure

g

XCS01

#7

32KHz

Check

the crystal

Check

the voltage

ICS01

TIMER/SYSCON

#8

XS02

RS91

SS01

16MHz

#35

#36 #38

#39

#37

#34

RESET

Vcc(5V)

#80

DS03

SS04

SS03

IR LED

END

SENSOR

f

START

SENSOR

RS90

SS02

Vcc(5V)

TAKE UP

SENSOR

SUPPLY

SENSOR

#79

Check

waveform

g

XCS01

32KHz

Check

the crystal

ICS01

TIMER/SYSCON

XS02

16MHz

#35

#36 #38

#39

#37

#34

RESET

Vcc(5V)

#74

PAS03

CAM DATA

A/B/C/D

See the IC description

ICS01 SYSCON part

#73

#8

1

#8

2

#8

3

#8

4

Check

voltage

IS02

LOADING

DRIVE

(BA6209)

Loading F/R

Loading ON

#6

#5

Check

voltage

Loading Motor

LM(+)
OUT

LM(-)
OUT

#2

#10

Check

voltage