Sony MZ-NF810CK Service Manual - Page 19

VC1 L, VC1 H, VC2 Lo, VC2 Hi, REG3L1

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MZ-NF810/NF810CK • Adjustment Method of VC1_LOW (PB) (item number: 741) Remote commander LCD display 741 VC1 L ** **: Adjusted value 1. Connect a digital voltmeter to the TP1928 (VCO1) on the MAIN board, and adjust [VOL +] key (voltage up) or [VOL --] key (voltage down) so that the voltage becomes 2.35 ± 0.05V. digital voltmeter MAIN board TP1928 (VCO1) BATT- (GND) 2. Press the X key on the set or the key on the remote commander to write the adjusted value. Adjustment and Connection Location: MAIN board (see page 22) • Adjustment Method of VC1_HIGH (REC) (item number: 742) Remote commander LCD display 742 VC1 H ** **: Adjusted value 1. Connect a digital voltmeter to the TP1928 (VCO1) on the MAIN board, and adjust [VOL +] key (voltage up) or [VOL --] key (voltage down) so that the voltage becomes 2.75 ± 0.05V. digital voltmeter MAIN board TP1928 (VCO1) BATT- (GND) 2. Press the X key on the set or the key on the remote commander to write the adjusted value. Adjustment and Connection Location: MAIN board (see page 22) • Adjustment Method of VC2_LOW (item number: 743) Remote commander LCD display 743 VC2 Lo ** **: Adjusted value 1. Connect a digital voltmeter to the TP1905 (VCOUT) on the MAIN board, and adjust [VOL +] key (voltage up) or [VOL --] key (voltage down) so that the voltage becomes 2.30 ± 0.01V. digital voltmeter MAIN board TP1905 (VCOUT) BATT- (GND) 2. Press the X key on the set or the key on the remote commander to write the adjusted value. Adjustment and Connection Location: MAIN board (see page 22) • Adjustment Method of VC2_HIGH (item number: 744) Remote commander LCD display 744 VC2 Hi ** **: Adjusted value 1. Connect a digital voltmeter to the TP1905 (VCOUT) on the MAIN board, and adjust [VOL +] key (voltage up) or [VOL --] key (voltage down) so that the voltage becomes 2.55 ± 0.01V. digital voltmeter MAIN board TP1905 (VCOUT) BATT- (GND) 2. Press the X key on the set or the key on the remote commander to write the adjusted value. Adjustment and Connection Location: MAIN board (see page 22) • Adjustment Method of REG1 (item number: 745) Remote commander LCD display 745 REG1 ** **: Adjusted value 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. digital voltmeter MAIN board TP1909 (REGO1) BATT- (GND) 2. Press the X key on the set or the key on the remote commander to write the adjusted value. Adjustment and Connection Location: MAIN board (see page 22) • Adjustment Method of REG3_LOW1 (H) (item number: 747) Remote commander LCD display 747 REG3L1 ** **: Adjusted value 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. digital voltmeter MAIN board TP1907 (REGO3) BATT- (GND) 2. Press the X key on the set or the key on the remote commander to write the adjusted value. Adjustment and Connection Location: MAIN board (see page 22) 19

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19
MZ-NF810/NF810CK
•
Adjustment Method of VC2_HIGH
(item number: 744)
1.
Connect a digital voltmeter to the TP1905 (VCOUT) on the
MAIN board, and adjust
[VOL°+]
key (voltage up) or
[VOL°--]
key (voltage down) so that the voltage becomes 2.55 ± 0.01V.
2.
Press the
X
key on the set or the
key on the remote
commander to write the adjusted value.
Adjustment and Connection Location:
MAIN board
(see page 22)
•
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
X
key on the set or the
key on the remote
commander to write the adjusted value.
Adjustment and Connection Location:
MAIN board
(see page 22)
•
Adjustment Method of REG3_LOW1 (H)
(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
X
key on the set or the
key on the remote
commander to write the adjusted value.
Adjustment and Connection Location:
MAIN board
(see page 22)
•
Adjustment Method of VC1_LOW (PB)
(item number: 741)
1.
Connect a digital voltmeter to the TP1928 (VCO1) on the MAIN
board, and adjust
[VOL°+]
key (voltage up) or
[VOL°--]
key (volt-
age down) so that the voltage becomes 2.35 ± 0.05V.
2.
Press the
X
key on the set or the
key on the remote
commander to write the adjusted value.
Adjustment and Connection Location:
MAIN board
(see page 22)
•
Adjustment Method of VC1_HIGH (REC)
(item number: 742)
1.
Connect a digital voltmeter to the TP1928 (VCO1) on the
MAIN board, and adjust
[VOL°+]
key (voltage up) or
[VOL°--]
key (voltage down) so that the voltage becomes 2.75 ± 0.05V.
2.
Press the
X
key on the set or the
key on the remote
commander to write the adjusted value.
Adjustment and Connection Location:
MAIN board
(see page 22)
•
Adjustment Method of VC2_LOW
(item number: 743)
1.
Connect a digital voltmeter to the TP1905 (VCOUT) on the
MAIN board, and adjust
[VOL°+]
key (voltage up) or
[VOL°--]
key (voltage down) so that the voltage becomes 2.30 ± 0.01V.
2.
Press the
X
key on the set or the
key on the remote
commander to write the adjusted value.
Adjustment and Connection Location:
MAIN board
(see page 22)
digital
voltmeter
MAIN board
TP1928 (VCO1)
BATT– (GND)
digital
voltmeter
TP1905 (VCOUT)
BATT– (GND)
MAIN board
digital
voltmeter
MAIN board
TP1928 (VCO1)
BATT– (GND)
digital
voltmeter
TP1905 (VCOUT)
BATT– (GND)
MAIN board
digital
voltmeter
TP1909 (REGO1)
BATT– (GND)
MAIN board
digital
voltmeter
TP1907 (REGO3)
BATT– (GND)
MAIN board
741
VC1 L
**
**
: Adjusted value
Remote commander LCD display
742
VC1 H
**
**
: Adjusted value
Remote commander LCD display
743
VC2 Lo **
**
: Adjusted value
Remote commander LCD display
744
VC2 Hi **
**
: Adjusted value
Remote commander LCD display
745
REG1
**
**
: Adjusted value
Remote commander LCD display
747
REG3L1 **
**
: Adjusted value
Remote commander LCD display