CHART 2-23. Homing Needle Indication Troubleshooting (Sheet 2 of 3)

TM 11-5820-670-30

2-26. TROUBLESHOOTING CHARTS. (CONT)

CHART 2-23

Homing Needle Indication Troubleshooting

(Sheet 2 of 3)

BETWEEN TP4809 AND

PIN 9 OF CONNECTOR P4801,

SEE ILLUSTRATION, SH 3

AND FO-12 FOR PIN

LOCATION.

C H E C K FOR CONTINUITY

ADJUST R2106 FOR A

BETWEEN PIN 9 OF

READING OF +16 VDC. SEE

CONNECTOR P4801 AND

I L L U S T R A T I O N . IF ADJUST-

T P 4 5 0 1 . SEE ILLUSTRATION,

MENT IS NOT POSSIBLE,

SH 3 AND F0-12.

REPLACE A2100 (PARA 2-50).

2-112