Ericsson PF 768 Troubleshooting Instructions page 66

PF768, Standard Electrical Repairs
Positon Designation
V614 TRANSISTOR
V700 TRANSISTOR
V701 TRANSISTOR
V702 DIODE
V703 TRANSISTOR
V704 TRANSISTOR
V705 TRANSISTOR
V706 TRANSISTOR
V708 TRANSISTOR
V709 TRANSISTOR
V711 DIODE
V805 DIODE
X810 CONNECTOR2
Z200 FILTER
Z201 FILTER
Z400 FILTER
Z500 FILTER
Part No.
RYN 121 6086/1
RYN 122 625/1
RYN 121 6069/1
RKZ 123 647/1
RYN 121 6069/1
RYN 120 647/1
RYN 120 647/1
RYN 121 6086/1
RYN 121 6069/1
RYN 121 6069/1
RKZ 123 647/1
RKZ 123 646/2
SXA 120 5152
Advanced
Advanced
Advanced
Advanced
4/00021-2/FEA 209 544/11.C
Trouble shooting
NOTE instruction
Verify Illumination
function
Verify SIM func- SIM
tion
Verify On/Off func-
tion
Verify On/Off func- Doesn't start
tion
Verify On/Off func- Doesn't start
tion
Verify SIM func-
tion
Verify buzzer func- Illumination and
tion Buzzer
Verify On/Off func- Doesn't start
tion
Verify On/Off func- Doesn't start
tion
Verify Real Time Doesn't start
Clock function
Verify mic function
Audio
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