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CED230 Location of PCBS...1-1 Servo board-circuit diagram-2... ... ... ... ...6-2 Specifications... ...1-2 Layout diagram top/bottom view... ... ... ...6-3 Measurement setup...1-3 SB+CB board-circuit diagram... ... ... ...7-1 Service aids... ...1-4 SB+CB board-layout top/bottom view... ...7-2 Instructions on cd playability...1-5/6 LB+SD+CB board-circuit diagram... ... ... ... ...8-1 Disassembly diagram...2 -1 / 2 LB+SD+CB board-layout top/bottom view... ...8-2 Software version check&upgrade...3-1 KEY board-circuit diagram... ... ... ... ...9-1 Malfunction check chart...3-2 KEY- layout diagram top/bottom view... ... ...9-2 Wiring diagram... ...4-1 Exploded view-main unit... ... ... ... ... ... ...10-1 Main board-circuit diagram-1...5-1 Main board-circuit diagram-2...5-2 Pcb layout top/bottom view... ...5-3 Servo board-circuit diagram-1...6-1 WW 1228 BG LE 314178537781 1-1 MAIN BOARD KEY BOARD SERVO BOARD SD BOARD LONG BOARD CONNECT BOARD VERSION VARIATIONS: Type/Versions CED230(X) Service policy /55 /51 /78 Board inused: MAIN BOARD M/C M/C M/C SERVO BOARD M/C M/C M/C KEY BOARD C C C CONNECT BOARD C C C SD BOARD C C C LONG BOARD C C C Type/Versions CED230 Features Feature diffrence / * TIPS:C--Component Lever Repair. M--Module Lever Repair --Used 1-2 SPECIFICATIONS General Tuner Power supply: 12V DC(11V-16V ) Frequency range 87. 5-108. 0MHz(Eur) negative ground -FM 65. 0-74. 0MHz(OIRT) Fuse: 15A 87. 5-107. 9MHz(Ame) Suitable speaker impedance: 4-8 Frequen