Sanyo VPC-SX500EX Service Manual page 18

3-6. Adjust Specifications
[PW1 board (Side B)]
Q5006-1,2,5,6
L5009 (ST)
CL539
VR501
Note:
1. Voltage adjustment is necessary to repair in the PW1 board
and replace the parts.
2. Power voltage set about +3.0 V.
Preparation:
1. Connect CN104 on the CA2 board and CN502 on the PW1
board with extension cord.
2. Open the barrier switch.
3. Slide the slide switch to camera, and turn on the LCD.
1. IC501 Oscillation Frequency Adjustment
Q5006-1, 2, 3, 4
Measuring Point
Measuring Equipment Frequency counter
ADJ. Location VR501
ADJ. Value 200
Adjustment method:
1. Adjust with VR501 to 200
2. 5.0 V (D) Voltage Adjustment
CL539
Measuring Point
Measuring Equipment Digital voltmeter
ADJ. Location VR505
ADJ. Value 5.10
Adjustment method:
1. Adjust with VR505 to 5.10
3. 3.3 V (D) A Voltage Adjustment
L5016 ST side
Measuring Point
Measuring Equipment Digital voltmeter
ADJ. Location
VR503
3.30
ADJ. Value
Adjustment method:
1.Adjust with VR503 to 3.30
VR504
D5012-2
VR507
VR506
VR503
L5016 (ST)
VR505
1 kHz
1 kHz.
0.05 V
0.05 V.
0.02 V
0.02 V
4. 3.4 V (D) B Voltage Adjustment
L5009 ST side
Measuring Point
Measuring Equipment Digital voltmeter
ADJ. Location VR504
ADJ. Value 3.40
Adjustment method:
1. Adjust with VR504 to 3.40
5. 12.4 V (L) Voltage Adjustment 1
D5012-2
Measuring Point
Measuring Equipment Digital voltmeter
ADJ. Location VR507
ADJ. Value 12.35
Adjustment method:
1. Set the play mode.
2. Adjust with VR507 to 12.35
6. 12.4 V (L) Voltage Adjustment 2
D5012-2
Measuring Point
Measuring Equipment Digital voltmeter
ADJ. Location
VR506
12.35
ADJ. Value
Adjustment method:
1. Set the view mode, and turn on the LCD.
2. Adjust with VR506 to 12.35
[CA3 board (Side A)]
Note:
1. Voltage adjustment is necessary to repair in the CA3 board
and replace the parts.
2. Power voltage set about +3.0 V.
3. After adjustment, re-connect the flexible cable of the LCD
panel and CN171 as they were before.
Preparation:
1. Remove the sub-chassis to which the LCD panel is attached.
CN512 which is used for backlighting should always be left
still connected.
2. Open the barrier switch.
0.03 V
0.03 V.
0.05 V
0.05 V.
0.05 V
0.05 V.
L5101 (ST)
CL594
VR511
VR522
CL595
VR521