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RTU-292 Operations Manual
Table 6-2 Replaceable Parts List
5970501000 Chassis Assembly
Part No. Description Reference Designator
153080001 Speaker, 8 ohm, 3" sq LS1
360003001 Conn, MTA-156, 3-pin, receptacle For P4
362005001 Conn, circular, pnl mt receptacle J1
362007000 Conn, cable, 7-pin, AMP P8, Keypad conn
362008000 Conn, cable, 8-pin. AMP P9, P12, P16
370002001 Conn, barrier strip, 2 position J2 (Rear Panel DC Input)
632000010 AC Filter and Fuseholder Assy
810811800 Handle, .25 x 1.25 x 2.75 mtg ctr
1110250002 Knob, blk w/dot, .250ID Spkr, phones
1610501102 Pot, 5K, lin, 1/4", panel mount Spkr, phones
1940120086 Keypad, Molded Legend, 3 x 4
1946220001 Sw, lock toggle, DPDT, 6A, Silver S1 (Power switch)
5962102000 DSP Module, Pcb Assembly Surface mt. pcb
5930302800 Telephone Line Switch Assembly
Part No. Description Reference Designator
320220250 Cap, elect, 22uF, 25VDC C5
327104101 Cap, mylar, 0.1uF, 10%, 100V C1,2,4
364010101 Conn, Header, .125bd, 10pin, retain J1
1221062201 LED, rt angle pc mnt, green CR1,CR2
1221062202 LED, rt angle pc mnt, Yel CR4
1943000003 Sw, push, mom, 30VDC, .4A Sw1,2,3,4
5930302700 Handset Switch Assembly
Part No. Description Reference Designator
320220250 Cap, elect, 22uF, 25VDC C5
327104101 Cap, mylar, 0.1uF, 10%, 100V C1,2,4
364010101 Conn, Header, .125bd, 10pin, retain J1
1221062202 LED, rt angle pc mnt, Yel CR1-4
1820271000 Resistor, carb, 1/4w, 270 ohm R1-4
1943000003 Sw, push, mom, 30VDC, .4A SW1-4
5930302500 Speaker Switch Assembly
Part No. Description Reference Designator
320220250 Cap, elect, 22uF, 25VDC C5
327104101 Cap, mylar, 0.1uF, 10%, 100V C1,2,4
364010101 Conn, Header, .125bd, 10pin, retain J1
1221062200 LED, rt angle pc mnt, Red CR3,4
1221062202 LED, rt angle pc mnt, Yel CR1,2
1820271000 Resistor, carb, 1/4w, 270 ohm R1,2,3,4
1943000003 Sw, push, mom, 30VDC, .4A SW1,2,4
Programmed Ics
Part No. Description Reference Designator
934272XXX IC, dig, 27C256 32kx8 EPROM U40 (main bd XXX is rev#)
6934029XXX IC, dig, 29C010 U8 (DSP Module XXX is rev#)
JPS Communications, Inc.
6-25