Pioneer Remix station RMX-1000, Руководство по обслуживанию

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RMX-1000
1 2 3 4
A
B
C
D
E
F
1 2 3 4
5.2 TROUBLESHOOTING
[1] Failure in Startup (No response)
No. Cause Diagnostics Point Item to be Checked Corrective Action
1-1 AC adapter
prior confirmation
AC adapter Check that the DC plug and Power cord
are securely connected. Securely connect the cables. If a cable is
broken, replace it. —————
1-5 Defective
K0R UCOM
MAI N Assy:
[SH_RESET]
P
N CE Assy:
[RESET][20MHz]
Check for the correct waveforms output
from each points. IC7001, IC7002, X7001 may be defective.
Replace it. 10.16 W A V EFORMS
1-4 Standby power
failure
MAI N Assy:
[4.7E][3.3E]
P
N CE Assy:
[ V +3R3E]
Check for the normal power output from
each points. The parts of D1003, S1001, IC1001 or the
FFC between MAI
N Assy and P N CE Assy
may be defective. Replace it.
10.15 V OLTAGES
1-2 Defective
AC adapter
AC adapter Check for the +5 V power output from
AC adapter.
AC adapter may be defective. Replace it. —————
1-3 FFC
prior confirmation
MAI N Assy -
P N CE Assy FFC
Check that FFC is securely connected.
Check that this is no breakage in the
FFC. Securely connect the FFC.
If the FFC is broken, replace it. 4.1 O V ERALL W IRI N G
DIAGRAM
2-2 FFC
prior confirmation
MAI N Assy -
P N CE Assy FFC
Check that FFC is securely connected.
Check that this is no breakage in the
FFC. Securely connect the cables. If a cable is
broken, replace it. 4.1 O V ERALL W IRI N G
DIAGRAM
Reference
No. Cause Diagnostics Point Item to be Checked Corrective Action Reference
No. Cause Diagnostics Point Item to be Checked Corrective Action Reference
No. Cause Diagnostics Point Item to be Checked Corrective Action Reference
[4] Button, SW, VR operation is abnormal
4 Defective
button/S
W / V R
Test mode Check that buttons, S W s, V Rs works
correctly in the test mode.
Each parts may be defective. Replace it.
Terminal of IC7002 may be defective.
Replace it. 6.1 TEST MODE
[3] Failure in Startup (SD_LED flashes (period 250 ms), other LED light off.)
3-1 Power failure Each power supply Check if any power supply is
short-circuited to ground. If any power supply is short-circuited, repair it. 5.3 V OLTAGE
MO N ITORI N G CIRCUIT
10.15 V OLTAGES
[2] Failure in Startup
(INPUT, X-PAD, QUANTIZE, AUTO, HOLD buttons and X-PAD FX flashes dimly)
2-1 V +1R2D
power failure
MAI N Assy:
[1.2 V ][ V +1R2D_SH]
Check for the normal power output from
each points. IC1004 may be defective.
Replace it. 10.15 V OLTAGES
2-3 Defective
SH UCOM,
FLASH Memory
MAI N Assy:
SDRAM1_CLK,
FLASH_CLK,
FLASH_SI,
[DSP_RESET]
Check for the correct waveforms output
from each points. IC2501, IC2502 or X2501 may be defective.
Replace it. 10.16 W A V EFORMS
3-2 Power failure Each power supply Check for the normal power output from
each points. The DC/DC converter or regulator which
generates each voltages of the
N G points may
be defective.
Replace it.
5.3 V OLTAGE
MO N ITORI N G CIRCUIT
10.15 V OLTAGES
2 3 96
5 38
18 19 22 42
2 3 5 8 11
12 13 14 16 17
2 3 5 8 11
12 13 14 16 17
36 99 100