
-62-
Troubleshooting
No Sound
Check following steps.
Check IC5001 and peripheral circuit.
Check 5V power supply.
Check if the audio signal
is observed at pins 7 and
15 of IC5001.
Check audio output circuit.
Check speaker, connection of the terminal “K8F”.
Yes
No
Check IC5031 and peripheral circuit.
Check the Mute signal at pin 1 of IC5301. The Mute signal is output from
pin 267 of IC 301<Scaler>. The OUT_DET signal is sent from Audio Out
terminal.
Mute-On: H at pin 267 of IC301, L at pin 1 of IC5031.
Check if the audio signal
is observed at pins 1 of
IC5031.
Yes
No
Содержание PLC-XE33
Страница 19: ... 19 Optical Parts Disassembly b Relay Out lens disassembly Relay Out lens Relay lens Ass y Fig 5 M 2 5x6 ...
Страница 65: ... 65 IC Block Diagrams FA5550NG P F Control IC621 LC87F2G08A5AN6 UART IC9885 ...
Страница 66: ... 66 IC Block Diagrams MAX232ECPWRP RS 232C Driver IC3801 L3E06170 D A S H LCD Driver IC501 IC531 IC561 ...
Страница 68: ... 68 IC Block Diagrams PW190 Scaler IC301 MR4010 Power OSC IC631 ...
Страница 69: ... 69 IC Block Diagrams PIC18F67J60 LAN CONTROL IC8801 FA7703 DC DC Converter IC7811 ...
Страница 93: ...KD8 XE3300 93 Mechanical Parts List ...
Страница 94: ... KD8AC August 2009 DC 200 Printed in Japan SANYO Electric Co Ltd ...
Страница 104: ...A10 SCH_KR5AC NO DATA ...
Страница 108: ...A14 PCB_KR5AC NO DATA ...