Table 5-12. TP7, TP8 Outputs.

TM 9-1270-219-13&P

Table 5-11. Troubleshooting - continued.

Malfunction

Test or Inspection

Corrective

Action

Step 43 Set S8 to Vv and observe the DATA WORD display. The display should read 114 12.

If display is incorrect replace the Central Processor Unit as specified in Section V.

Step 44 Set S4 to RDR ALT RLBL to down. Set S8 to V u a n d o b s e r v e t h e D A T A W O R D d i s p l a y . T h e d i s p l a y s h o u l d

If display is incorrect replace the Central Processor Unit as specified in Section V.

Step 45 Set S8 to Vv and observe the DATA WORD display. The display should read 155 12.

If display is incorrect replace Central Processor Unit as specified in Section V.

Table 5-12. TP7, TP8 Outputs.

Output TP7, 8

S10 Position

5V0.2V

+15v0.5V

+15V

15V0.5V

15V

+15V1..0V

LAI + 15V

15V1.0V

LAI

15V

Table 5-13. Inputs for Analog In and Analog Out Waveform Checks.

Input

Setting

B1 ∝

S6 Air Temp

S7 Rad. Alt

CONT.

S1 Data Mode

S2 CPU Test

ANLG.

IN.

S9 OUTPUT SELECT 1

Section

REMOVAL

AND

INSTALLATION

MAJOR

COMPONENTS.

5-14 This section contains the procedures for the removal

a. Special

Tools.

and installation of the SRUs in the EPU. No removal and

No special tools are required for removal or

i n s t a l l a t i o n procedures will be carried out on the AADS or

i n s t a l l a t i o n of any major component in the

L A I at AVIM level. Fig. 5-12 illustrates the SRU removal

EPU.

a n d installation procedures.

5-27