Sony MZ-NF810CK Service Manual page 20

MZ-NF810/NF810CK
• Adjustment Method of REG3_LOW2
(item number: 748)
Remote commander LCD display
748 REG3L2 **
** : Adjusted value
1. Connect a digital voltmeter to the TP1907 (REGO3) on the
[VOL +]
MAIN board, and adjust
key (voltage down) so that the voltage becomes 1.25 ± 0.01V.
MAIN board
TP1907 (REGO3)
BATT– (GND)
2. Press the key on the set or the
X
commander to write the adjusted value.
Adjustment and Connection Location: MAIN board
• Adjustment Method of REG3_HIGH
(item number: 749)
Remote commander LCD display
749 REG3 H **
** : Adjusted value
1. Connect a digital voltmeter to the TP1907 (REGO3) on the
[VOL +]
MAIN board, and adjust
key (voltage down) so that the voltage becomes 1.25 ± 0.01V.
MAIN board
TP1907 (REGO3)
BATT– (GND)
2. Press the key on the set or the
X
commander to write the adjusted value.
Adjustment and Connection Location: MAIN board
• Adjustment Method of VREC_LOW (X2 speed)
(item number: 751)
Remote commander LCD display
751 VREC L **
** : Adjusted value
1. Connect a digital voltmeter to the TP1620 (VREC) on the MAIN
[VOL +]
board, and adjust
(voltage down) so that the voltage becomes 1.10 ± 0.02V.
MAIN board
TP1620 (VREC)
BATT– (GND)
2. Press the key on the set or the
X
commander to write the adjusted value.
Adjustment and Connection Location: MAIN board
20
[VOL --]
key (voltage up) or
digital
voltmeter
key on the remote
(see page 22)
[VOL --]
key (voltage up) or
digital
voltmeter
key on the remote
(see page 22)
[VOL --]
key (voltage up) or
digital
voltmeter
key on the remote
(see page 22)
• Adjustment Method of VREC_MIDDLE (X4 speed)
(item number: 752)
Remote commander LCD display
752 VREC M **
** : Adjusted value
1. Connect a digital voltmeter to the TP1620 (VREC) on the MAIN
board, and adjust
(voltage down) so that the voltage becomes 1.10 ± 0.02V.
MAIN board
TP1620 (VREC)
BATT– (GND)
2. Press the key on the set or the
X
commander to write the adjusted value.
Adjustment and Connection Location: MAIN board
• Adjustment Method of VREC_HIGH (HEAD MOTOR)
(item number: 753)
Remote commander LCD display
753 VREC H **
** : Adjusted value
1. Connect a digital voltmeter to the TP1620 (VREC) on the MAIN
board, and adjust
(voltage down) so that the voltage becomes between 1.65V and
1.75V.
MAIN board
TP1620 (VREC)
BATT– (GND)
2. Press the X key on the set or the
commander to write the adjusted value.
Adjustment and Connection Location: MAIN board
key
[VOL +]
key (voltage up) or
digital
voltmeter
key on the remote
(see page 22)
[VOL +]
key (voltage up) or
digital
voltmeter
key on the remote
(see page 22)
[VOL --]
key
[VOL --]
key