Single Operation Method - Pioneer XC-IS21 MD Servise Manual

XC-IS21MD
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3 7 63 1515 0

7.3 SINGLE OPERATION METHOD

Jigs and Measuring instruments
Low-frequency
oscillator
Single operation method and frequnency oscilator inputlevel.
1. Connect part A of the AF ASSY [W420(+8V),W421 (+15V), W422 (+5.6V), W423(GND) and DC power-supplay.
(Refer to Fig. 7-1.)
Connect point A
TE
L 13942296513
AF ASSY, W420 (+8v)
AF ASSY, W421 (+15v)
AF ASSY, W422 (+5.6v)
AF ASSY, W423 (GND)
2. Connect part B of the U-COM ASSY [ CN105 pin8 (AC), AF ASSY[W423 (GND)] and frequency oscillator.
(Refer to Fig. 7-1 and 7-2.)
Connect point B
U-COM ASSY, CN105 pin8 (AC) 50 or 60 Hz Approx.2.0 Vrms
AF ASSY, W423 (GND)
Note: Set up the low-frequncy oscillator level with in the limits of product moves.
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A
V
DC power-
supplay
DC power-supplay
Voltage (V)
+8V
+15V
+5.6V
GND
Low-frequency oscillator
frequency level
x ao
y
i
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8
Remarks Q Q
3 6 7 1 3
Gnd Remarks
Note.
osc GND
u163
.
2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
m
co
9 9
2 8 9 9