Panasonic AG-1340P Service Manual

Also see for ProLine AG-1340P: Operating instructions

1.3. SERVICE CAUTION-21.3.1. CAUTION FOR AUTO TUNINGPROCEDUREAuto Tuning will start by the following procedure.1. Connect the DIN-RF Cable.2. Connect the AC Mains Lead.3. Turn on the VCR.Auto Tuning will start.Auto Tuning searches for TV stations from VHF minimum toUHF maximum and memorizes every tuned programposition. Other program positions are skipped.Auto Tuning takes five or more minutes to complete itssearch.Do not touch the VCR during Auto Tuning.Auto Tuning will stop halfway, if the VCR is operated orthe aerial lead and/or the mains lead are disconnected.In case the VCR stopped during Auto Tuning, the VCRhave to be reset and restarted. See the following item 2.NOTE1. If the VCR is turned on with the antenna not connected,all channels are skipped. Therefore, firmly connect theantenna and then turn the VCR off and on again toexecute Auto tuning.2. When Auto Tuning is canceled halfway, Auto Tuningis not executed even if the VCR is turned off andthen turned on again.In this case, Auto Tuning have to be restarted by thefollowing procedure.a. Press EJECT and remove the Video cassette.b. Keep UP and DOWN on the VCR pressedsimultaneously for 3 seconds or more during theVCR on.The channel displayed on the VCR displaydisappears for a moment then changes to 2.c. Turn off the VCR and then turn it on. Auto Tuningcommences.3. If you turn the VCR off during Auto Tuning, Auto Tuningwill stop halfway.The VCR should be reset and restarted by the item 2 inorder to execute Auto Tuning.4. If the VCR starts playback during Auto Tuning, AutoTuning will stop halfway.The VCR should be reset and restarted by the item 2 inorder to execute Auto Tuning.5. To cancel Auto Tuning Mid-operation, press POWERduring Auto Tuning (The VCR is turned off).6. When the VCR is moved to the other area or country,TV broadcasts should be stored again.1.3.2. CHECKING OF MAIN C.B.A.When servicing the MAIN C.B.A., take out the MAIN C.B.A. andmechanism from the frame and turn over.Fig. S31.3.3. REMOVAL OF CASSETTE TAPEThere are 2 ways to remove a cassette tape.1. Removal of compulsory loading.a. Press FF and EJECT buttons simultaneously and setthe Service Mode 7.b. Press STOP button in order to unload the mechanism.(Pay an attention of tape slack)Service Mode Indication:7 ** ** (STOP) → 7 00 ** (EJECT)2. Removal of manual operation of Main cam gear.a. Disconnect the AC power cord and remove Top Panel.b. Rotate Main Cam Gear to the clockwise and unload themechanism (Tape is remaining) (Fig. S4).Fig. S4c. Rotate the Pole of Capstan motor to the clockwise thefrom the bottom in order to remove the tape slag.8AG-1340P