Pioneer AVH-X8500BHS Service Manual page 103

5
Method of Power Adjustment
1. Monitor RF by using the analog oscilloscope. (line locating of RF and VREF1)
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.
RF waveform after the completion of all adjustment (waveform measured by analog oscilloscope)
Adjust VR in order that this
width is within the range of
target FR level adjustment value.
5
6
Power adjustment standard
RF level adjustment value
DVD
Power adjustment standard
RF level adjustment value
(The setup is completed. STEP 12, 26)
DVD
CD
AVH-X8500BHS/XNUC
6
7
(F-ON STEP 10, 24)
200 mV to 1200 mV
CD 200 mV to 1200 mV
848 mV to 892 mV
658 mV to 702 mV
7
8
A
B
C
D
E
F
103
8