TM 1-1510-225-10
3-9
1. TEST-GO Indicator
2. TEST / MON-NO GO Indicator
3. ANT Switch
4. RAD / TEST / OUT Switch
5. MASTER Control
6. STATUS ANT Indicator
7. STATUS KIT Indicator
8. STATUS ALT Indicator
9. IDENT-MIC Switch
10. MODE 4 REPLY Indicator
11. MODE 4 AUDIO / LIGHT / OUT Switch
12. MODE 3/A Code Selectors
13. MODE 2 Code Selectors
14. MODE 1 Code Selectors
15. MODE 4 TEST / ON / OUT Switch
16. MODE 4 Code Control
17. M-C TEST Switch
18. M-3/A TEST Switch
19. M-2 TEST Switch
20. M-1 TEST Switch
Figure 3-3. APX-100 Transponder Control Panel
(c) OUT – Disables monitoring capability.
(12) MODE 3/A CODE Selectors – Selects the
desired reply codes for MODE 3/A.
NOTE
The cover over the MODE select switches
must be slid forward to display the
selected MODE 2 CODE.
(13) MODE 2 CODE Selectors – Selects the
desired reply codes for MODE 2.
(14) MODE 1 CODE Selectors – Selects the
desired reply code for MODE 1.
(15) MODE 4 TEST / ON / OUT Switch.
(a) TEST – Initiates BIT of MODE 4
operation.
(b) ON – Enables MODE 4 operation.
(c) OUT – Disables MODE 4 operation.
(16) MODE 4 CODE Control. Selects dialed
in MODE 4 CODE of the day.
(17) M-C TEST Switch.
(a) TEST – Permits self-test in the
selected mode.
(b) ON – Permits set to reply in the
selected mode.
(c) OUT – Disables replies.
