Sony MZ-E510 Service Manual page 15

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Power Supply Manual Adjustment
• Adjustment sequence
Adjustment must be done with the following steps.
1. VC1 Low adjustment (item number : 741)
2. VC1 PS adjustment (item number : 742)
3. VC2 Low adjustment (item number : 743)
4. REG1 adjustment (item number : 745)
5. ChgV L adjustment (item number : 751)
6. ChgV H adjustment (item number : 752)
7. CIL (charge current) adjustment (item number : 753)
8. CIH (charge current) adjustment (item number : 754)
• Setting method of power supply manual adjustment
1. Make sure that the power supply voltage is 3V(AC adaptor).
2. Select the manual mode of the test mode (see page 17).
3. Set item number.
Note :Power supply adjustment auto item feed mode (see page 18)
is available to perform the temperature correction and power
supply adjustment without entering the manual mode.
• Adjustment method of VC1 Low
(item number: 741)
Remote commander LCD display
741
VC1 L
** : Adjusted value
1. Connect a digital voltmeter to the TP902 (VC01) on the MAIN
[VOL +]
board, and adjust
(voltage down) so that the voltage becomes 2.15
MAIN board
TP902 (VCO1)
TP954 (BATT-)
2. Press the
u
key or the
to write the adjusted value.
Adjustment and Connection Location: MAIN board
• Adjustment method of VC1 PS
(item number: 742)
Remote commander LCD display
742
VC1 PS **
** : Adjusted value
1. Connect a digital voltmeter to the TP902 (VC01) on the MAIN
[VOL +]
board, and adjust
(voltage down) so that the voltage becomes 2.15
MAIN board
TP902 (VCO1)
TP954 (BATT-)
2. Press the
key or the
u
to write the adjusted value.
Adjustment and Connection Location: MAIN board
**
[VOL --]
key (voltage up) or
+ 0.005
V.
– 0.010
digital
voltmeter
key on the remote commander
(see page 17)
[VOL --]
key (voltage up) or
+ 0.005
V.
– 0.010
digital
voltmeter
key on the remote commander
(see page 17)
• Adjustment method of VC2 Low
(item number: 743)
Remote commander LCD display
743
VC2 Lo **
** : Adjusted value
1. Connect a digital voltmeter to the TP907 (VC2) on the MAIN
board, and adjust
(voltage down) so that the voltage becomes 1.25
MAIN board
TP907 (VC2)
TP954 (BATT-)
2. Press the
key or the
u
to write the adjusted value.
Adjustment and Connection Location: MAIN board
• Adjustment method of REG1
(item number: 745)
Remote commander LCD display
745
REG1
** : Adjusted value
1. Connect a digital voltmeter to the TP908 (REG01) on the MAIN
key
board, and adjust
age down) so that the voltage becomes 1.15
MAIN board
TP908 (REGO1)
TP954 (BATT-)
2. Press the
key or the
u
to write the adjusted value.
Adjustment and Connection Location: MAIN board
key
[VOL +]
key (voltage up) or
digital
voltmeter
key on the remote commander
(see page 17)
**
[VOL +]
[VOL --]
key (voltage up) or
+ 0.005
– 0.010
digital
voltmeter
key on the remote commander
(see page 17)
MZ-E510
[VOL --]
key
+ 0.005
V.
– 0.010
key (volt-
V.
15

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