25
RM1x
1.TEST PROGRAM
●
PREPARATIONS
Measuring instruments:
low frequency oscillator, frequency counter, oscilloscope,
volt meter (JIS- C curve), keyboard amplifier, etc.
Jigs:
MIDI cable, floppy disk (2HD, form atted), etc.
●
TEST PROGRAM
TEST No.
TEST
TEST RESULT
A
How to enter the test program
B
Proceeding through the tests
C
Test program
C- 1
SYSTEM RAM
OK / NG
C- 2
RAM Battery
OK
C- 3
LCD
Vertical Stripes (by seconds)
C- 4
LED light up
Red, green
C- 5
Panel switch
ON / OFF
C- 6
Encoder 1
OK, 0-30-0-30
C- 7
Encoder 2
OK, 0-30-0-30
C- 8
Encoder 3
OK, 0-30-0-30
C- 9
Encoder 4
OK, 0-30-0-30
C-10
Knob 1
OK, 64-128-0-64
C-11
Knob 2
OK, 64-128-0-64
C-12
Knob 3
OK, 64-128-0-64
C-13
Knob 4
OK, 64-128-0-64
C-14
Knob 5
OK, 64-128-0-64
C-15
Knob 6
OK, 64-128-0-64
C-16
Knob 7
OK, 64-128-0-64
C-17
Knob 8
OK, 64-128-0-64
C-18
FOOT SW
OK, 0-1-0
C-19
FDD
OK
C-20
MIDI IN / OUT
OK
C-21
W AVE ROM
OK
C-22
PCM sine wave sound OUTPUT (L)
OUTPUT
(L):
+2 +/- 2 dBm load 10 kohm
OUTPUT (R ): less than -76 dBm
PHONES (L): -5 +/- 2 dBm load 33 ohm
PHONES (R ): less than -68 dBm
C-23
PCM sine wave sound OUTPUT (R)
OUTPUT (R ): +2 +/- 2 dBm load 10 kohm
OUTPUT (L): less than -76 dBm
PHONES (R ): -5 +/- 2 dBm load 33 ohm
PHONES (L): less than -68 dBm
C-24
Factory Set
C-25
EXIT
* Noise level
OUTPUT (L), OUTPUT (R):
less than -78 dBm
PHONES (L), PHONES (R):
less than -78 dBm
*Note) OUTPUT (L) and OUTPUT (R) are occasionally abbreviated as L and R.
TEST PROGRAM & INITIALIZE
Summary of Contents for RM1x
Page 7: ...RM1x 7 CIRCUIT BOARD LAYOUT ...
Page 16: ...RM1x 16 ...
Page 17: ...19 RM1x 28CA1 8812706 ...
Page 19: ...21 RM1x Patternside DM Circuit Board ...
Page 21: ...23 RM1x Patternside 2 PN 2NA V260490 PN 1 3Circuit Board ...
Page 43: ...RM1x 2 OVERALL ASSEMBLY ...