Pioneer CDX-M12 Service Manual page 34

.
YA
1C982:NJM78LO05A
1.0UTPUT
2.GND
3.INPUT
1C983:M62009P
NC Vec1
Vs1-1 4.0v(TYP
Vs1-2 2.0v(TYP
35
Note: 1. The encircled numbers denote measuring pointes in the circuit diagram.
@Wave Forms 2. Reference voltage
REFOUT: 2.5V
@ RFO O.5V/div. O.5ps/div. | @ CH1:RFO — 1V/div. @ CH1:RFO —'1V/div. ;
Normal mode: play @® cua: mirR sv/aiv. 8/4 |) Ho: MIRR —V/div. Dosey.
Normal mode: The defect part passes
800um.
Test mode: Tracking open
GND > GND >
® CH1: FEY 1V/div.
@ CH2: XSO 2V/ div.
Normal mode: Focus close
(The lens moves DOWN > UP)
@) CH1: FOK 2V/div.
@) CH2: FIN 0.5V/div.
Normal mode: Focus close
@ CH1: FIN 1V/div.
0.5s/div.
@ CH2: FOUT+ 2V/div. ee
Test mode: Connect the FEX to REFOUT.
Focus search is performed.
0.5s/div. 2ms/div.
CH1: TEY 0.5V/div.
@) CH2: TIN 0.5V/div.
Normal mode: Track search
(32 track jump)
CH1: TEY 1V/div.
@ CH2: TIN 0.5V/div.
Normal mode: single jump
CH1: TEY 1Vidiv.
@ CH2: TIN 0.5V/div.
Normal mode: Brake wave from when
track search is perfromed.
0.5ms/div. 1Ims/div. 5ms/div.
@ CH1: FIN 0.5V/div.
( CH2: SIN 1V/div.
Normal mode: Focus search
(8cm disc)
@ CH1: FIN 0.5V/div.
(® CH2: SIN 1V/div.
Normal mode: Focus search
(12cm disc)
® CH1: FEY 0.2V/div.
@ CH2: FIN 0.5V/div.
Normal mode: Play
aaa
20ms/div. 0.5s/div. 0.5s/div.
36