Service manual

20
MZ-NE410
• Adjustment Method of REG1
(item number: 745)
1. Connect a digital voltmeter to the TP1909 (REGO1) on the
MAIN board, and adjust [VOL +] key (voltage up) or [VOL --]
key (voltage down) so that the voltage becomes 2.05 ± 0.01V.
2. Press the ENT/u key to write the adjusted value.
Adjustment and Connection Location:MAIN board
(see page 22)
• Adjustment Method of REG3_LOW1
(item number: 747)
1. Connect a digital voltmeter to the TP1907 (REGO3) on the
MAIN board, and adjust
[VOL +] key (voltage up) or [VOL --]
key (voltage down) so that the voltage becomes 1.25 ± 0.01V.
2. Press the ENT/u key to write the adjusted value.
Adjustment and Connection Location:MAIN board
(see page 22)
• Adjustment Method of REG3_LOW2
(item number: 748)
1. Connect a digital voltmeter to the TP1907 (REGO3) on the
MAIN board, and adjust [VOL +] key (voltage up) or [VOL --]
key (voltage down) so that the voltage becomes 1.25 ± 0.01V.
2. Press the ENT/u key to write the adjusted value.
Adjustment and Connection Location:MAIN board
(see page 22)
• Adjustment Method of REG3_HIGH
(item number: 749)
1. Connect a digital voltmeter to the TP1907 (REGO3) on the
MAIN board, and adjust
[VOL +] key (voltage up) or [VOL --]
key (voltage down) so that the voltage becomes 1.25 ± 0.01V.
2. Press the ENT/u key to write the adjusted value.
Adjustment and Connection Location:MAIN board
(see page 22)
Set LCD display
**: Adjusted value
AD **
745
digital
voltmete
r
TP1909 (REGO1)
BATT – (GND)
MAIN board
Set LCD display
**: Adjusted value
AD **
747
digital
voltmete
r
TP1907 (REGO3)
BATT – (GND)
MAIN board
Set LCD display
**: Adjusted value
AD **
748
digital
voltmete
r
TP1907 (REGO3)
BATT – (GND)
MAIN board
Set LCD display
**: Adjusted value
AD **
749
digital
voltmeter
TP1907 (REGO3)
BATT – (GND)
MAIN board