Read Panasonic KX-MB2110RUW / KX-MB2130RUW / KX-MB2170RUW / KX-MB2117RUB / KX-MB2137RUB / KX-MB2177RUB Service Manual online
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KX-MB2110RUW/ KX-MB2130RUW/ KX-MB2170RUW/ KX-MB2117RUB/ KX-MB2137RUB/ KX-MB2177RUB
12.3.5.2. CALL SERVICE 2
For KX-MB21*7
"CALL SERVICE 2" means that the synchronous signal out of the LSU cannot be detected.
The synchronous signal out of the LSU is detected by IC 300-W26pin. (NHSYNC)
The synchronous signal out of the LSU is detected by IC 300-W26pin. (NHSYNC)
Note:
As for the "Pulse" waveform of the above flow chart, see the timing chart in LSU (Laser Scanning Unit) Section (P.53).
