Pioneer M-790 Service Manual page 4

2.2 POWER AMP. UNIT SECTION
A
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Notes
NOTE : Screws adjacent to ¥ mark on @ Ensure that silicon grease does not adhere to the MOLD
product are used for disassembly. A (No. 6) and MOLD B (No. 7).
Parts List
Mark No. Description Parts No. Mark No. Description Parts No.
1 FRONTASSY RWZ3697 A 16 TRANSISTOR (Q13) 2SA 1837
2 REAR ASSY RWZ3698 A 17. TRANSISTOR (Q14) 2SA 1837
3. HEAT SINK ANH7008 A 18 TRANSISTOR (Q53) 2SA 1837
4 BRACKET RNE1881 A 19 TRANSISTOR (Q54) 2SA 1837
5 MICA SHEET REE1029 A 20 TRANSISTOR (Q17) 2SC3181N
6 MOLDA AMR7005 A 21 TRANSISTOR (Q18) 2SC3181N
7 MOLDB AMR7006 A 22 TRANSISTOR (Q57) 2SC3181N
8 SCREW (3x10) ABAI021 A 23. TRANSISTOR (Q58) 2SC3181N
9 SCREW BBZ30P140FZK A 24 TRANSISTOR (Q11) 2SC4793
10 SCREW BPZ30P350FZK A 25 TRANSISTOR (Q12) 28C4793
11 DCFAN MOTOR AXM7003 A 26 TRANSISTOR (Q351) 28C4793
A 12. TRANSISTOR (Q15) 2SA1264N A 27 TRANSISTOR (Q52) 28C4793
A 13. TRANSISTOR (Q16) 28A1264N
A 14. TRANSISTOR (Q55) 2SA1264N
A 15 TRANSISTOR (Q56) 2SA1264N
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