Daewoo DTR Series Spezifikationen PDF herunterladen (Seite 54)

52

5. NO SOUND(PICTURE OK)

CHECK AUDIO SIGNAL

AT PIN15 OF I501

CHECK MUTE VOLTAGE

AT PIN20 OF I701

*MUTE : HIGH

CHECK SIF SIGNAL

AT PIN1 OF I501

CHECK / REPLACE I501

CHECK SIGNAL

AT PIN AT 3 & 13

OF I604

CHECK / REPLACE

Q501, Q604, Q605

Q602, Q603 & PERI. COMP

CHECK SIGNAL WAVEFORM

AT PIN6 OF I501

[REFER TO WAVEFORM¥M]

CHECK /REPLACE

R619, C657, Q635, Q640,

Q641, D640, I701

CHECK / REPLACE

TUNER, SAW FILTER

Q101, Q102 & PERI. COMP

CHECK Q645, Q632

R660, R661

CHECK 12V LINE

OF I602

CHECK SIGNAL

AT PIN3 & 7 OF

I602

CHECK 12V LINE

R651, D633, C640

CHECK & REPLACE

I604

CHECK & REPLACE

I602

NORMAL

NORMAL

NORMAL

NORMAL

NORMAL

NORMAL

NORMAL

ABNORMAL

ABNORMAL

ABNORMAL

ABNORMAL

ABNORMAL

ABNORMAL

ABNORMAL

CHECK SIGNAL

AT PIN 10&16 OF

I606

CHECK & REPLACE

SP01, SP02

CHECK 26V LINE

OF I606

CHECK & REPLACE

OF I606

1 2 ... 49 50 51 52 53 54 55 56 57 58 59 ... 72 73

Kommentare zu diesen Handbüchern

Keine Kommentare