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5-8-4. CFG4 (Boost mode)
Contents Measure the output characteristic of ChA/ChB on
condition of the following.
Input Sensitivity
DP200 E-VOL
NJW1194 E-VOL
Peak Limiter
1/8 Power Limiter
CLIP Limiter
AMP Prot Gain
Slicer
※ / AMP MUTE B signal only assert.
Regarding criteria for measurement, refer to "2-2. inspection"
(Page 54) of MEASUREMENT section.
Advance preparation
Prepare the jig for measuring an output characteristic.
〈 Service inspection screen 〉
Left end✽is a selecting cursor.
The fault location at the time of FAIL
Around DP200 (IC601) or NJW1194 (IC422)
PX10
PX8
PX5
PX3
+14dBu
---
---
0dB
0dB
+6dB
OFF
OFF
OFF
0dB
OFF
5-8-5. /DSP-MUTE ON
Contents Measure the output level in the state where the
/DSP-MUTE signal was asserted.
Regarding criteria for measurement, refer to "2-2. inspection"
(Page 54) of MEASUREMENT section.
Advance preparation
Prepare the jig for measuring an output characteristic.
Note
The characteristic of DSP is a fl at.
〈 Service inspection screen 〉
Left end✽is a selecting cursor.
The fault location at the time of FAIL
Around /DSP-MUTE signal.
PX10/PX8/PX5/PX3
43
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