Concord CR400 rec sm

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[II-INCH

4 CHANNEL
AM/FM STEREO RECEIVER

MODEL: CR-400

SERVICE DATA

CONCORD DIVISION
BENJAMIN ELECTRONIC SOUND COMPANY
Farmingdale. New York 11735

SUPPLEMENTAL SERVICE DATA FOR
SERIAL NOS. 0001 THROUGH 3000

CONTENTS
1. SPECIFICATIONS ...................................................... 1
2. BLOCK DIAGRAM .................................................. .. 2
3. DISASSEMBLY INSTRUCTIONS .............................. 3
4. STRINGING DIAGRAM ............................................. 3
5. CHASSIS LAYOUT ................................................... 4
6. ALIGNMENT PROCEDURES .................................... 5
7. ALIGNMENT POINTS ................................................ 9
8. TRANSISTOR & IC CONNECTIONS ........................... 9
9. TROUBLE SHOOTING ............................................. 10
1o. TUNER FRONT END MOUNTED BOARD .................. 13
11. AM/FM IF & MPx MOUNTED BOARD ..................... 14
12. PRE AMPLIFIER MOUNTED BOARD ........................ 15
13. SO DECORDER & MODE MOUNTED BOARD ............ 16
14. TONE CONTROL MOUNTED BOARD ........................ 17
15. POWER SUPPLY MOUNTED BOARD ........................ 18
16. SLIDE CONTROL MOUNTED BOARD ........................ 18 I
17. HEADPHONE JACK BOARD .................................... 18
18. MAIN AMPLIFIER MOUNTED BOARD ..................... 19
19. ELECTRICAL PARTS LIST ....................................... 2O
2o. MECHANICAL PARTS LIST .................................... 26
21. EXPLODED VIEW PARTS LIST ................................. 28
................................................... 3o
23. SCHEMATIC DIAGRAM .' ......................................... 31

I 22. EXPLODED VIEW