Pioneer PD-M603 Service Manual page 26

| PD-M603
- Out of adjustment
Optimum adjustment Out of adjustment
Out of
adjustment
Optimum
adjustment
Out of
adjustment
Figure 3. Eye pattern
4. RF Level Verification
@ Objective To verify the playback RF signal amplitude
@ Symptom when out of
adjustment
No play or no search
@ Measurement instru-
ment connections
(Procedure]
Connect the oscilloscope to
TP1, Pin | (RF).
[Settings] 50 mV/division
10 ms/division
AC mode
@ Player state
@ Adjustment location
@ Disc
Test mode, play
None
YEDS-7
1. Move the pickup to midway across the disc (R=35 mm) with the TRACK /MANUAL SEARCH FWD b> - Dttor
REV KK] - <k/key, then press the PGM(PROGRAM) key, the PLAY [> key, then the PAUSE []] key in that order
to close the respective servos and put the player into play mode.
2. Verify the RF signal amplitude is 1.2 Vp-p + 0.2 V.