Panasonic KX-FLB758RU Service Manual page 119

6.5.10.1.3. RECEIVE PROBLEM
Confirm the following before starting troubleshooting.
· Is the recording paper installed properly? Refer to the next page.
Note:
"596: Transmit level set" represents a service code. Refer to the SERVICE FUNCTION TABLE (P.72).
"718: Receive speec select" represents a service code. Refer to the SERVICE FUNCTION TABLE (P.72).
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KX-FLB758RU