Sony MZ-R90 Analog PCLink 서비스 매뉴얼 - 페이지 18
{카테고리_이름} Sony MZ-R90 Analog PCLink에 대한 서비스 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. Sony MZ-R90 Analog PCLink 50 페이지. Portable memory stick audio player / portable minidisc recorder / portable cd player
Sony MZ-R90 Analog PCLink에 대해서도 마찬가지입니다: 사용 설명서 (20 페이지), 사양 시트 (2 페이지), 제한 보증 (1 페이지)
페이지 인쇄
Ver 1.4 2001. 01
[Outline]
• In this set, automatic adjustment of CD and MO can be per-
formed by entering the test mode. (See page 11)
However, before starting automatic adjustment, the memory
clear, power adjustment and temperature adjustment must be
performed in the manual mode.
• The keys in the description refer to the keys on both set and
remote commander unless otherwise specified.
Though LCD display shows the LCD of the remote commander,
same contents are also displayed on the LCD of the set.
[Precautions for Adjustment]
1. Adjustment must be done in the test mode only.
After adjusting, release the test mode.
2. Use the following tools and measuring instruments.
• Test CD disc
TDYS-1
• SONY MO disc available on the market.
• Laser power meter
LPM-8001
• Digital voltmeter
3. Unless specified otherwise, supply DC 3V from the DC IN
3V jack.
4. Switch position
HOLD switch ................ OFF
[Adjustment Sequence]
Adjustment must be done with the following steps.
1. NV Reset (Memory clear)
r
2. Power Supply Manual Adjustment
r
3. Temperature correction
r
4. CD Overall Adjustment
r
5. MO Overall Adjustment
SECTION 5
ELECTRICAL ADJUSTMENTS
(Part No. : 4-963-646-01)
(Part No. : J-2501-046-A)
Manual Mode
Overall Mode
[NV Reset]
• Setting method of NV reset
1. Select the manual mode of test mode, and set mode num-
ber 021NV Reset.
LCD display
R e s N V
021
2. Press the X key.
LCD display
R e s O K ?
021
3. Press the X key once more.
LCD display
R e s * * *
021
R e s e t !
021
4. Quit the manual mode, and activate the test mode.
[Power Supply Manual Adjustment]
• Adjustment sequence
Adjustment must be done with the following steps.
1. VC PWM Duty (L) adjustment (mode number: 762)
r
2. VREM PWM Duty (H) adjustment (mode number: 763)
r
3. VREM PWM Duty (L) adjsutment (mode number: 764)
r
4. VC PWM Duty (H) adjustment (mode number: 765)
r
5. VREM PWM Duty (H) adjustment (mode number: 766)
r
6. VREM PWM Duty (L) adjustment (mode number: 767)
– 18 –
r NV reset (after several seconds)