HS-RM436, HS-RM439 - Sony Audio Service Manual (repair manual). Page 2

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Specifications ...........................................................................  1

...................................................................... 3

2-1. Cabinet (Rear)ASSY .................................................. 4
2-2. Main Board ................................................................. 4
2-3. Mechanism Deck ........................................................ 5
2-4. Belt, Capstan/reel Motor (M601),
       Magnetic Head (Playback) (HP601) ........................... 5

3-1. Mechanical Adjustments ............................................ 7
3-2. Electrical Adjustments ................................................ 7

4-1. Explanation of IC Terminals ..................................... 10
4-2. Block Diagram ........................................................... 11
4-3. Printed Wiring Boards – Main Section (Side A) – ... 12
4-4. Printed Wiring Boards – Main Section (Side B) – ... 13
4-5. Schematic Diagram – Main Section (1/2) – ............. 14
4-6. Schematic Diagram – Main Section (2/2) – ............. 15

5-1. Cabinet Section ......................................................... 17
5-2. Mechanism Deck Section
       (MF-HSRM436-114) (1/2) ....................................... 18
5-3. Mechanism Deck Section
       (MF-HSRM436-114) (2/2) ....................................... 19

................................... 20

• Keep the temperature of the soldering iron around 270

°

C during

repairing.

• Do not touch the soldering iron on the same conductor of the

circuit board (within 3 times).

• Be careful not to apply force on the conductor when soldering or

unsoldering.

• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam-

aged by heat.