OPERATING INSTRUCTIONS
MIXER AMPLIFIERS BG-220
BG-235
1. IMPORTANT SAFETY INSTRUCTIONS .... 2
2. SAFETY PRECAUTIONS ........................... 3
3. GENERAL DESCRIPTION ......................... 5
4. FEATURES ................................................. 5
5. NOMENCLATURE AND FUNCTIONS
Front ............................................................ 5
Rear ............................................................. 6
6. CONNECTIONS
6.1. Removable Terminal Plug
Connection ........................................... 8
6.2. Input Connections ................................ 8
6.3. Output Connections .............................. 9
6.4. Manual Mute Terminal Connection ...... 9
7. MUTING FUNCTION
7.1. Manual Mute ....................................... 10
7.2. Automatic Mute .................................. 10
8. MOH OUTPUT ASSIGNMENT ................. 11
9. 2-CHANNEL BROADCAST ...................... 11
10. OPERATION ............................................. 12
11. INSTALLATION PRECAUTIONS ............. 12
12. RACK MOUNTING BRACKET
ATTACHMENT ......................................... 12
13. VOLUME SETTING .................................. 13
14. VOLUME CONTROL COVER .................. 13
15. BLOCK DIAGRAM ................................... 14
16. DIMENSIONAL DIAGRAM ....................... 15
17. SPECIFICATIONS .................................... 16
Accessories ............................................... 16
Optional products ...................................... 16