Read Panasonic KX-TS2368CAW Service Manual online
17
KX-TS2368CAW
8.7.
Does Not Hold
Is the unit IN USE LED on?
Check the IN USE LED circuit.
(Red LED remains on.)
Does a charge occur between
Q501 [Q551]* collector and Q502
[Q552]* emitter for a moment?
Check D502, D504, Q504, Q503
[D552, D554, Q554, Q553]*.
(Red and green LEDs are on.)
Check Q506 [Q556]*.
Check Q501, R505, D509, Q502
[Q551, R555, D559, Q552]*.
Plug in tel. to line source. Left
the Handset off hook.
Is the LED on (red)?
Does the LED change from
red to green?
YES
YES Push the Hold Button.
OK
NO
NO
YES
NO
* [ ] : in case of Line2
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