SLV-AV100B, SLV-AV100NP, SLV-AV100UX, SLV-AV100VC - Sony VCR Service Manual (repair manual). Page 3

– 3 –

1. Removal of Drum Assembly ....................................................... 5
2. Upper Drum Replacement .......................................................... 5

2-1. Removal of Upper Drum ..................................................... 5
2-2. Mounting Upper Drum ........................................................ 5

3. Periodic Check and Replacement ............................................... 6

3-1. Cleaning of Rotating Head Disk Assembly ......................... 6
3-2. Cleaning of the Tape Movement System ............................. 6
3-3. Cleaning the Drive System .................................................. 6

• Step 1 Unpacking ...................................................................... 1-1
• Step 2 Setting up the Remote Commander ............................... 1-1
• Step 3 Connecting the Unit and TV .......................................... 1-2
• Step 4 Connecting Speaker Systems ......................................... 1-3
• Step 5 Connecting Various Audio/Video Equipment ................ 1-4
• Step 6 Tuning Your TV to the Unit’s VCR ................................ 1-5
• Step 7 Setting up the Unit with EASY SET UP ....................... 1-6
• Manual Setup –Presetting channels .......................................... 1-8
• Manual Setup

–Selecting Station Names/Setting up VIDEO Plus+ ............. 1-10

• Manual Setup –Changing/Disabling Programme Positions .... 1-12
• Manual Setup –Setting the Clock ............................................ 1-13
• Basic VCR Operations –Playing a Video Tape ....................... 1-15
• Using the Pre-Programmed Sound fields ................................ 1-16
• Recording TV Programmes ..................................................... 1-16
• Recording TV Programmes Using VIDEO Plus+ ................... 1-17
• Setting the Timer Manually ..................................................... 1-19
• Checking/Changing/Cancelling Timer Settings ...................... 1-20
• Audio/Video Equipment Operations

–Selecting the Equipment ...................................................... 1-21

• Controlling VCRs .................................................................... 1-22
• Controlling the TV .................................................................. 1-23
• Listening to a Radio Programme ............................................ 1-24
• Playing Back a CD .................................................................. 1-25
• Controlling a Cassette Deck .................................................... 1-25
• Controlling a DAT Deck ......................................................... 1-26
• Controlling an MD Deck ......................................................... 1-27
• Controlling an LD Player ........................................................ 1-28
• Sound Field Operations

–Taking Advantage of the Sound Fields ................................ 1-29

• Getting the Most out of Dolby Pro Logic Surround Sound .... 1-30
• Customizing the Sound Fields ................................................ 1-31
• Reconfiguring the PROLOGIC and THEATRE Sound Fields 1-33
• Advanced VCR Operations

–Playing/Searching at Various Speeds ................................... 1-34

• Recording TV Programmes Using the Quick Timer ............... 1-34
• Recording Stereo and Bilingual Programmes ......................... 1-35
• Searching Using the Index Function ....................................... 1-36
• Adjusting the Picture ............................................................... 1-36
• Changing Menu Options ......................................................... 1-37
• Editing –Recording from Another VCR or LD Player ............ 1-37
• Audio Dubbing ........................................................................ 1-38
• Additional Information

–Customizing the Remote commander Function Buttons ..... 1-39

• Index to Parts and Controls ..................................................... 1-39

2-1.    Upper case ......................................................................... 2-1
2-2.    Front Panel Assy ............................................................... 2-1
2-3.    VR-61 Board ..................................................................... 2-2
2-4.    FM-27 Board ..................................................................... 2-2
2-5.    SP-37 Board ...................................................................... 2-3
2-6.    Fan Motor .......................................................................... 2-3
2-7.    MP-43 Board ..................................................................... 2-4
2-8.    SR-24 Board ...................................................................... 2-4
2-9.    RP-213 Board .................................................................... 2-5
2-10.  MD Block (1) .................................................................... 2-5
2-11.  MD Block (2) .................................................................... 2-6
2-12.  MA-283 Board .................................................................. 2-6
2-13.  MD-69 Board .................................................................... 2-7
2-14.  FL Block ............................................................................ 2-7
2-15.  PS-379 Board .................................................................... 2-8
2-16.  AC-106 Board ................................................................... 2-8
2-17.  Power Transformer ............................................................ 2-9
2-18.  Back Panel ......................................................................... 2-9
2-19.  IO-56 Board .................................................................... 2-10
2-20.  IO-57 Board .................................................................... 2-10
2-21.  Circuit Boards Location .................................................. 2-11

3-1.  FM-27 Board ....................................................................... 3-1
3-2.  MA-283 Board .................................................................... 3-1
3-3.  MD-69 Board ...................................................................... 3-2
3-4.  IO-56 Board ........................................................................ 3-3
3-5.  PS-379 Board ...................................................................... 3-3
3-6.  AC-106 Board ..................................................................... 3-3
3-7.  IO-57 Board ........................................................................ 3-4
3-8.  MP-43 Board and SP-37 Board ........................................... 3-5
3-9.  SR-24 Board ........................................................................ 3-5

4-1.    Overall Block Diagram ..................................................... 4-1
4-2.    Video Block Diagram ........................................................ 4-5
4-3.    Servo/System Control Block Diagram .............................. 4-9
4-4.    Timer/Tuner/Mode Control block Diagram .................... 4-13
4-5.    Audio Block Diagram ..................................................... 4-15
4-6.    Amplifier Block Diagram ................................................ 4-17
4-7.    Video I/O Block Diagram ................................................ 4-20
4-8.    Audio I/O Block Diagram ............................................... 4-21
4-9.    Tuner Block Diagram ...................................................... 4-23
4-10.  Power Block Diagram ..................................................... 4-27

5-1.  Frame Schematic Diagram .................................................. 5-1
5-2.  Printed Wiring Boards and Schematic Diagrams ................ 5-4

•  This Note is Common for Printed Wiring Boards and

 Schematic Diagrams ............................................................. 5-4

•  RP-213 Board ....................................................................... 5-4
•  MA-283 Board ................................................................... 5-10
•  MA-283 Board (Servo/Syscon) .......................................... 5-13
•  MA-283 (Video) and TK-39 Boards .................................. 5-16
•  MA-283 Board (Audio) ...................................................... 5-19
•  MA-283 Board (Tuner) ...................................................... 5-21
•  MD-69 Board ..................................................................... 5-25
•  FM-27, FL-78 and FR-112 Boards .................................... 5-30
•  SR-24 and RG-40 Boards ................................................... 5-36
•  VR-61, AB-23 and HP-94 Boards ...................................... 5-39