Pioneer AVH-3400DVD/XUEW5 Service Manual page 80

1
Method of Power Adjustment
1. Monitor RF by using the analog oscilloscope. (line locating of RF and VREF1)
A
2. Turn VR1101 and VR1102 to set the PP value of RF at the value shown in the right lower table.
RF waveform after F-ON / before T-ON (waveform measured by analog oscilloscope)
Adjust VR in order that this
width is within the range of
target RF level adjustment value.
B
RF waveform after the completion of all adjustment (waveform measured by analog oscilloscope)
Adjust VR in order that this
C
width is within the range of
target FR level adjustment value.
D
E
F
80
1
2
Power adjustment standard
RF level adjustment value
DVD
AVH-3400DVD/XUEW5
2
3
Power adjustment standard
RF level adjustment value
(F-ON STEP 10, 24)
DVD 200 mV to 1200 mV
CD 200 mV to 1200 mV
(The setup is completed. STEP 12, 26)
848 mV to 892 mV
CD 658 mV to 702 mV
3
4
4