Labels:book | bulletin board | monitor | reckoner | sky OCR: KENWOOD SB-978 SERVICE BULLETIN AMATEUR RADIO QUBTECT DATE TH- 75A MEMORY IOSS /80 08/ /90 Some -75A owners have reported that the transceiver intermittently loses its memory channel inf tion fter transmi itting Other users have reported symptoms such key board lock dn after transm tt ing The foil Lowing modi on re-conf .qure the PTT input the m icroproces- sor to correct these condit ons REOUIRED PARTS 33K OHM CHIP REST STOR RK7 3GB1J333J 470pF CERAMIC CAPACITOR CK45B1H47iK PTT TA CTILS SWITCH S40-1415-05 Disconnect the battery and antenna. Remove the three case screws and two battery plate screws Figure Lift the front panel from the body of the transceiver and disconnect the two flex cables. To open the connectors push the tabs towards the flex cables and qently lift up Fiqure Remove the ...
.iso/mods/kenwood/servbull/asb0978a.jpg){kind=small}
.iso/mods/kenwood/servbull/asb0977b.jpg){kind=link}
.iso/mods/kenwood/servbull/asb0978b.jpg){kind=link}