Motorola HT750 - UHF/VHF/Low Band - Radio Service Manual page 42

4-2
8. Press 'side button 1' at the end of the Icon Test to activate the button test. Pressing any
side button (except 'side button 1'), or any keypad button during the LCD test or Icon
test immediately activates this test. A good button press is verified by a chirp.
9. Press 'side button 2' for 3 seconds in the control head test mode to return the radio to
the RF Test mode.
10. Turn radio off to exit test mode.
To enter the test mode for a non-display radio:
1. Turn the radio on.
2. Within ten seconds after the self test is complete, press 'side button 2' (Figure 4-1) five
times in succession.
3. Press 'side button 1' the number of times listed in Table 4-1 to get the number of corre-
sponding beeps.
4. Turn radio off to exit test mode.
5. To access all 14 test modes on a 4-channel radio, the frequency knob and mechanical
stop sleeve must be removed (see paragraph 3-8 exploded view diagram).
Button Test (For models with "G" in location 10 of model number Example: AAH25RCH6
1. Press the orange button; "3/1" appears which indicates that switch 3 is in the closed condition.
2. Release the orange button; "3/0" appears which indicates that switch 3 is in the open condition.
3. Rotate the mode selector knob; "4/0"through "4/15" appears which indicates that knob 4 is in
mode position 1 through 15.
4. Rotate the volume control; "2/0" through "2/255" appears.
5. Press SB1, view "96/1"; release, view "96/0".
6. Press SB2, view "97/1"; release, view "97/0".
7. Press SB3, view "98/1"; release view "98/0".
8. Press PTT button, view "1/1"; release view "1/0".
Keypad (For models with "G" in location 10 of model number Example: AAH25RCH6
1. Press 0, view "48/1"; release, view "48/0".
2. Press 1, view "49/1"; release, view "49/0".
3. Press 2, view "50/1"; release, view "50/0".
4. Press 3, view "51/1"; release, view "51/0".
5. Press 4, view "52/1"; release, view "52/0".
6. Press 5, view "53/1"; release, view "53/0".
7. Press 6, view "54/1"; release, view "54/0".
8. Press 7, view "55/1"; release, view "55/0".
9. Press 8, view "56/1"; release, view "56/0".
10. Press 9, view "57/1"; release, view "57/0".
11. Press *, view "58/1"; release, view "58/0".
12. Press #, view "59/1"; release, view "59/0".
13. Press <, view "128/1"; release, view "128/0".
Transceiver Performance Testing
G
B6AN)
G
B6AN)