Motorola GM360 Informasi Layanan - Halaman 30

Jelajahi secara online atau unduh pdf Informasi Layanan untuk Radio Motorola GM360. Motorola GM360 32 halaman. Gm series professional radio uhf (403-470mhz)
Juga untuk Motorola GM360: Informasi Layanan (34 halaman), Informasi Layanan (32 halaman)

Halaman Cetak

1. Gm140/Gm340/Gm640 Models
2. Gm160/Gm360/Gm660 Models
3. Power Supplies
4. Controlhead Model for Gm140, Gm340 and Gm640
5. Allocation of Schematics and Circuit Boards

3-12

3.6

Display Backlight

Power Up Alert Tone is audible, volume knob does operate,

display is on but no display backlight.

U0871 Pin 24

is toggling ?

YES

Base of Q0963

> 0.7V ?

YES

Collector of

Q0963

>5V & < 11V

YES

Check / Replace

Q0961 / R0975 / R0977

TROUBLESHOOTING CHARTS

Check for shortage

U0871

Check / Replace

R0965 / C0963 / R0967

Check / Replace

Q0963 / U0941 / R0961

R0963 / R0969 / R0971