Technics RS-DV290EG Service Manual page 66

- If U70 is displayed on the tuner/amplifier, the Cassette deck or DVD
Changer cannot be operated by remote control.
- Correction Procedure
1. To check for correct insertion of the flat cables.
- Insert each connectors until you hear a click.
- Insert the flat cables at the back of the unit in the order
indicated. Refer to Fig. 6-2.
Make sure the white side of the cables is on your right side.
Refer to Fig. 6-3.
2. Breakage of the flat cables. (Check and replace.)
3. If the problem is not corrected by items 1 and 2 above, this
indicates a faulty IC.
SA-DV290:
IC901 (C2BBFD000404)
SL-DV290:
IC401 (C2BBFD000402)
RS-DV290:
IC701 (M38503M2406F)
Check these ICs and replace.
6.3.2. F61
- Problem or condition
When the power switch is switched on, it automatically switches
back off, making it impossible to switch power on.
Fig. 6-2.
Fig. 6-3.
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