Sony SLV-E850B Service Manual page 4

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5-6. SERVO/SYSTEM CONTROL MICROPROCESSOR
PIN FUNCTIONS (MA-316 BOARDS IC160) ·············· 5-3
5-7. TUNER/TIMER MODE CONTROL PIN FUNCTIONS
(FR-128 BOARD IC180) ················································ 5-4
6. ADJUSTMENTS
6-1. MECHANICAL ADJUSTMENTS ································· 6-1
6-2.. ELECTRICAL ADJUSTMENTS ··································· 6-1
2-1. PREPARATION BEFORE ADJUSTMENT ··················· 6-1
2-1-1. Equipment Required ························································ 6-1
2-1-2. Equipment Connection ···················································· 6-1
2-1-3. Input Signal Check ·························································· 6-1
2-1-4. Alignment Tape ······························································· 6-1
2-1-5. Input/Output Levels and Impedance ······························· 6-2
2-1-6. Adjustment Sequence ······················································ 6-2
2-2. POWER SUPPLY CHECK ············································· 6-2
2-2-1. Output Voltage Check (MA-316 Board) ························· 6-2
2-3. SERVO SYSTEM CHECK ············································· 6-2
2-3-1. RF Switching Position/
AF Switching Position Adjustments
(MA-316, RP-231 Boards) ·············································· 6-2
2-4. VIDEO SYSTEM CHECKS ··········································· 6-3
2-4-1. X'tal OSC Check (MA-316 Board) ································· 6-3
2-4-2. SYNC AGC Check (MA-316 Board) ······························ 6-4
2-4-3. White Clip/Dark Clip Check (MA-316 Board) ··············· 6-4
2-4-4. Recording Y Level Check (MA-316 Board) ··················· 6-4
2-4-5. Recording Chroma Level Check (MA-316 Board) ········· 6-4
2-4-6. Playback Level Check (MA-316 Board) ························· 6-5
2-5. AUDIO SYSTEM ADJUSTMENT ································· 6-5
2-5-1. ACE Head Adjustment ···················································· 6-5
2-5-2. E-E Output Level Check ················································· 6-5
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2-5-3. Overall Output Level and Distortion Factor Check ········· 6-5
2-5-4. Overall Noise Level Check ·············································· 6-5
2-6. ADJUSTMENT PARTS LOCATION DIAGRAM ········· 6-6
7. REPAIR PARTS LIST
7-1. EXPLODED VIEWS ······················································ 7-1
7-1-1. FRONT PANEL ASSEMBLY AND
UPPER CASE SECTION ··············································· 7-1
7-1-2. CHASSIS SECTION ······················································· 7-2
7-1-3. MECHANISM DECK-1 ················································· 7-3
7-1-4. MECHANISM DECK-2 ················································· 7-4
7-1-5. MECHANISM DECK-3 ················································· 7-5
7-2. ELECTRICAL PARTS LIST ·········································· 7-6
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