21
MZ-E505
Item No.
Contents
230
Tracking servo ON
236
ABCD gain adjustment
237
KF gain adjustment
238
RF gain adjustment
244
FCS gain adjustment
245
TRK gain adjustment
READ GRV adjustment 1
100
R GRV setting
562
SLED move to outside
120
Focus servo OFF
122
TON offset adjustment
121
TE gain adjustment
122
TON offset adjustment
123
TEIN offset adjustment
124
TWPP offset adjustment
130
Tracking servo ON
131
TWPP offset adjustment
136
ABCD gain adjustment
137
KF gain adjustment
139
ADIP BPF fo adjustment
144
FCS gain adjustment
145
TRK gain adjustment
134
TWPP gain adjustment
131
TWPP offset adjustment 1
132
TWPP offset adjustment 2
149
TWPP OP offset adjustment
138
RF gain adjustment
100
R GRV setting • Servo OFF
5-6. LED VOLTAGE ADJUSTMENTS
5-6-1. LED voltage check
Connection:
Procedure:
1. Confirm the power voltage is at 1.5 V.
2. Set to the test mode.
3. Set the Manual mode and set the item No. to 071.
Connect a digital voltmeter to TP902 (VCOUT) and TP815
(LEDADJ) on the MAIN board and confirm the voltage (high
luminosity RED voltage value).
LCD display
XXX: A/D value.
4. Turn the control towards VOL + four times to change the item
No. to 075.
Connect a digital voltmeter to TP902 (VCOUT) and TP815
(LEDADJ) on the MAIN board and confirm the voltage (high
luminosity GREEN voltage value).
LCD display
XXX: A/D value.
digital
voltmeter
MAIN board
TP902 (VCOUT)
TP815 (LEDADJ)
071
Red35H XX
075
GRN35H XX
