-
First, set the COMPUTER terminal switch to MIDI.
-
Use a MIDI cable to directly connect the MIDI IN and MIDI OUT terminals.
-
When a keyboard key is pressed, the transmitted and received data are compared
and the MIDI terminal operation is indicated as being OK or NG.
-
If NG is shown, check both the IN and OUT terminals, as well as the circuit.
8.9. WAVE ROM test
Figure-25
-
Press the EXECUTE button to start the test.
-
The test result (OK or NG) is displayed within forty five seconds. If the test result is
NG, not only the respective IC, but also a break or short circuit in the ADDRESS/
DATA BUS as well as in any of the strobe signal lines may be the cause of the
failure.
8.10. SOUND SYSTEM test
28
Содержание SX-PR804P
Страница 9: ...6 PARTS LOCATION Figure 3 9 ...
Страница 10: ...7 DISASSEMBLY INSTRUCTIONS 10 ...
Страница 37: ...Check Point 1 Set to the Initial mode refer to OWNERS MANUAL 37 ...
Страница 38: ...11 2 Measuring condition of AS P C B 38 ...
Страница 40: ...12 SCHEMATIC DIAGRAM 13 PRINTED CIRCUIT BOARD 40 ...
Страница 49: ...C116 ECJ1VG1H221J 220P 1 MAIN 49 ...
Страница 51: ...C214 15 ECJ1VG1H471J 470P 2 MAIN 51 ...
Страница 53: ...CN3 SJPG7JS020A CONNECTOR 1 JACK 53 ...
Страница 57: ...D34 MA165TA5 DIODE 1 MA2C16500E CPR 57 ...
Страница 59: ...D57 MA165 DIODE 1 MA2C165 MKB1 59 ...
Страница 61: ...D85 LN282RPXVTX3 LED RED 1 LNJ282RKRX02 CPL 61 ...
Страница 63: ...D106 MA165 DIODE 1 MA2C165 MKB2 63 ...
Страница 65: ...D173 74 MA165TA5 DIODE 2 MA2C16500E CPCR 65 ...
Страница 67: ...IC16 17 C3ABMG000166 16M BIT PYNAMIC RAM 2 MAIN 67 ...
Страница 69: ...69 ...
Страница 74: ...R14 ERDS2FJ222 2200 1 PKB 74 ...
Страница 81: ...R289 90 ERJ3GEYJ473V 47K 2 D0GB473JA002 MAIN 81 ...
Страница 84: ...SW56 EVQ21507K PUSH SWITCH 1 CPR 84 ...
Страница 86: ...SW177 EVQ21507K PUSH SWITCH 1 CPCR 86 ...