Table of Contents
Advertisement
Does not the picture come out when VHF/UHF is received?
MAIN UNIT:
Check TU_VCC is applied to Tuner or not?
YES
Is the DIF signal output from pin (8) and pin (9) of
TUNER(TU7001)?
YES
Is the DIF signal sent to pin (AD19) and
pin (AE19) of IC U107?
YES
Refer to "The picture doesn't appear in all modes."
No picture on the display (2)
NO
NO
NO
31
Check each power IC and peripheral
components are correct or not.
Check the tuner and its peripheral circuits.
Replace as required.
Check circuit between TU7001 and IC
U107, then check the peripheral circuits of
IC U107.
Advertisement
Table of Contents
