16
TSP-16
1
2
3
4
A
B
C
D
E
F
1
2
3
4
5.2 TROUBLESHOOTING
Starting Trouble
Table of Contents in Troubleshooting
• Check that the cables for connection of the external equipment and internal cables are properly connected and
that there is no breakage in those cables.
Prior Confirmation
• It is not powered on / not starting normally
S
tarting Trouble
Interface-related Trouble
• LED is not lit
• LCD does not display / LCD display is abnormal
Display Trouble
• Internal memory cannot be accessed
• Firmware cannot be updated
Other Trouble
• Button does not work
• Rotary VR / performance PAD does not work
• Rotary selector / parameter adjustment knob does not work
• Touch strip does not work
• Touch panel does not work / misalignment occurs
Operation Trouble
• No sound comes out when an input is supplied to the INPUT terminal
• No sound comes out from the OUT1-2 / MA
S
TER terminal and OUT
3
-
8
terminal
• No sound comes out from the PHONE
S
terminal
• No sound comes out from the OUT1-2 / MA
S
TER terminal and PHONE
S
terminal when ACTIVE ON
• No sound is input / output from all input / output terminal
• PC connection is not available (U
S
B-B)
• LINK terminal does not work
• MIDI connection is not available
• U
S
B memory is not recognized (U
S
B-A)
Audio Trouble
About [Observation point etc.]
It should be noted that the representative point is shown for the observation point which has the same function (circuit),
for example, OUTPUT
3
-
8
. Replace the number according to the actual defective part.
* Not starting normally includes the state where it freezes during activation
or every operation or I/F is not working after activation.
It is not powered on / not starting normally (*)
(Error in the voltage monitoring target
power supply)
Failure in the power supply IC and
pheripheral circuit of the abnormal power
supply or failure in the circuit which uses the
abnormal power supply
Is the U
S
B
S
TOP/WAKE UP
button blinking while other LEDs are off?
[
S
ee 5.
3
VOLTAGE MONITORING CIRCUIT]
Is the voltage of V+
3
R
3
E normal?
[
S
ee 10.
3
5 VOLTAGE
S
]
No
No
Yes
Yes
Failure in MAIN A
SS
Y or AC ADAPTOR
Does PWR
S
W_xON become HI/LOW
interlocking with the power
S
W?
[Observation point
F
]
No
Failure in
S
200
Failure in IC
8
005, IC
8
006 and peripheral
circuit
Failure in each power supply IC and
peripheral circuit or failure in IC2000 and
peripheral circuit
Yes
Is V+12
S
W_CONT set to the HI level?
[Observation point
C
]
No
Yes
Is each voltage normal?
[
S
ee 10.
3
5 VOLTAGE
S
]
No
Yes
Yes
Failure in the related IC and peripheral
circuit
No
No
Failure in the related IC and peripheral
circuit
Yes
Failure in the display circuit
(Go to the Display Trouble flowchart)
Is each starting signal normal?
[
S
ee 5.1
S
TARTUP
S
EQUENCE]
Is the inter-device
communication normal?
[Observation point
W
]
