6. DIAGRAMS
6.1. Function list
1. Operation selector
2. Line impedance adjust, INPEDANCE ADJ
3. Volume control, VOL
4. Power switch and pilot light, POWER
5. Telephone line connection, LINE
6. Telephone set connector, TEL
7. Audio input, PGM IN
8. PGM bypass switch, PGM BYPASS
9. Audio output, OUTPUT
10. Ground pin, GND
11. Fuse holder
12. Mains socket
6.2. Function diagram
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