Sony MZ-E10 User Manual Page 14

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14
MZ-E10
Adjustment value:1.75V
Standard value:1.75 to 1.80V
MAIN BOARD (SIDE A)
C302
E
17
14 8
D
D
D
IC301
C301 C104
C204 R317 R318
R818R819
t
HOLD
TP909(CLASS-D)
TP909
(CLASS-D)
digital voltmeter
3. Press key to write the adjustment value,
LCD display.
000 ADJ OK
4. Press the
x
key and return to the test mode.
LCD display.
5-5. CHARGE ADJUSTMENTS
Note: Always remove the internal battery (Li-Ion) before making
charging adjustments.
5-5-1. Adjustment sequence
The adjustments should be always performed in the following se-
quence:
1 Current amplifier offset adjustment (item No.:751)
r
2 Change voltage (L) adjustment (item No.:754)
r
3 Change voltage (H) adjustment (item No.:755)
r
4 Current Amplifier (L) adjustment (item No.:752)
5-5-2. Current amplifier offset adjustment
1. The power supply of 3V is supplied to TP951 on the main board.
2. Set the Test mode.
3. Set the manualmode, item No.will change to 751.
LCD display
751 ChgIOf XX
4. Press key to write the adjustment value.
5-5-3. Vc PWM Duty (L) adjustment method
1. Set the Test mode.
2. Set the manual mode, item No. will change to 754.
LCD display
754 ChgV L XX
3. Connect a digital voltmeter to TP962 on the main board and
adjust
VOL +
(voltage up) key and
VOL –
(voltage down)
key on the remote control.
Adjustment value:3.40V
Standard value:3.395 to 3.405V
MAIN BOARD (SIDE A)
Q
IC951
CN951
56
R958
R957
R961
R959
C954
1
1
6
18
13
12 7
19 24
C957
R965
R964
C958
C953
D95
TP962
TP962
digital voltmeter
4. Press key to write the adjustment value.
5-5-4. Charge voltage (H) adjustment method
1. Set the Manual mode and set the item No. to 755.
LCD display
755 ChgV H XX
2. Connect a digital voltmeter to TP962 on the main board and
adjust
VOL +
key (Voltage down) and
VOL –
key
(Voltage up) on the remote control.
Adjustment value:4.20V
Standard value:4.2 to 4.21V
MAIN BOARD (SIDE A)
Q
IC951
CN951
56
R958
R957
R961
R959
C954
1
1
6
18
13
12 7
19 24
C957
R965
R964
C958
C953
D95
TP962
TP962
digital voltmeter
3. Press key to write the adjustment value.
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