background image

KIT PARTS LIST 

Minor variations may sometimes be encountered in value 
or appearance. These will not affect performance. 

13 

Fuse Envelope 

Part No. 

6 Fuse, 5 ampere 341050 

1 Fuse, 5 ampere, Slo-Blo 342050 

2 Fuse, 2 ampere 341020 

Hardware Envelope 

Part No. 

1 Lug, solder type, internal tooth, #6 619308 

4 Lug, solder type, #10 629508 

8 Nut, #4-40 KEP 614245 
9 Nut, #6-32 KEP 614345 

4 Nut, #10-32 KEP 614565 

2 Nut, #10-32 KEP, for clamp 614569 

1 Nut, spring steel, Tinnerman type 610041 

2 Nut, #4-40 nylon 694241 
2 Nut, 1/2", for fuse holder 615074 

10 Screw, machine, #4 x 5/16" 611255 

8 Screw, machine, #6 x 1/2" 611385 

4 Screw, machine, #10 x 1/2" 611585 

2 Screw, machine, #10 x 3/4" 

for clamp 611579 

4 Screw, #10 x 1/4", SEMS 611545 

16 Screw, sheet metal, #6 x 1/2" 612387 

1 Screw, machine, #6 x 3/4" 611375 

4 Washer, flat 7/8" 616575 

2 Washer, locking, internal tooth, 

1 /2" for fuse holder 617085 

2 Washer, rubber, 1/2" for 

fuse holder 696081 

1 Chassis 711007 
1 Cover 711008 

2 Capacitor, 10,000 mfd, 75V 294103 
2 Bracket, round, for capacitor 717058 

1 Diode rectifier block 544252 

4 Feet, rubber 899757 

2 Fuse holder, round 351003 

1 Fuse clip, single 351002 

2 Fuse clip, dual 352001 

1 Indicator light assembly 526001 
1 Input socket, round 351318 
1 Input socket, narrow 351326 
1 Insulator disk, round, for socket 815318 
1 Label, serial number 808005 
1 Line cord, with plug 322001 

2 Output module assembly 

(1 each, left and right) 994001 

2 Output terminal, black, with hardware 351005 
2 Output terminal, red, with hardware 351006 

1 Power switch 332001 
1 Strain relief, plastic 895001 
1 Terminal strip, 2 lug 373181 

alternate 5 lug for international use 377181 

1 Transformer, power 464002 

alternate for international use 464003 

1 Wire, white, #18 
1 Wire, green, #18 
1 Registration card 

Small Parts Envelope p

a

rt No. 

1 Capacitor, .01 mfd, disc 238103 
1 Capacitor, .005 mfd (5000M), disc 238502 

2 Capacitor, 0047 mfd film 264472 

1 Resistor, 2.2 ohms 133022 

2 Numbered strip, for eyelets 808101 

Summary of Contents for DH-200

Page 1: ...DH 200 INSTRUCTIONS for ASSEMBLY and OPERATION 929204 3 00 THE DAVID HAFLER COMPANY 5910 Crescent Boulevard Pennsauken New Jersey 08109 Please refer to this serial number in all communications regard...

Page 2: ...nks the conservative operating levels of the MOSFET output devices all are evidence of the design efforts to achieve exceptional reliability simultaneously with state of the art sonics and specificati...

Page 3: ...signal content such as oscillation Failing evidence of this the amplifier may have malfunc tioned Because of the very large heat sinks it is highly unlikely that any normal signal will cause the ampli...

Page 4: ...u proceed Fatigue in creases the risk of error so take a break rather than push to early completion There are relatively few separate compo nents in this design to make it easy to pack everything away...

Page 5: ...from a con nection by heating it and allowing the solder to flow onto the iron which is then wiped on the sponge ALL SOLDER USED MUST BE ROSIN CORE Never use acid core solder or any separate flux in e...

Page 6: ...ormance of a factory assembled unit and can continue to perform properly for years to come Check your work and make sure the entire step has been completed before placing a check mark in the space pro...

Page 7: ...transfer Take the time to observe the direction each wire takes from its connecting lug so that when you connect the first end it will be pointing in the right direction This makes the job neater and...

Page 8: ...from the chassis when it is pressed over the lamp case Be sure it is pressed fully home so the lamp is tight 32 D Connect one lead of the lamp to TS lug 2 S 3 Con nect the other lamp lead to PS lower...

Page 9: ...ont when the long row of eyelets is next to the chassis with the circuit board up against the chassis Wires will be connected from the top ot the board and they must be soldered to the underside Even...

Page 10: ...ly capaci tors should be kept away from each board The green leads from the black output terminals to the power sup ply should be brought together throughout most of their length 77 Check all your sol...

Page 11: ...ate the source of a problem may be obtained by writing the Technical Services Department It is helpful to know the serial number of the unit and the results of any tests you have performed SERVICING A...

Page 12: ...r 100 110 120 200 220 and 240 volt 50 or 60 cycle lines The schematic diagram details the wiring com binations which are represented pictorially here Note that a 5 lug terminal strip is required when...

Page 13: ...r rubber 1 2 for fuse holder 696081 1 Chassis 711007 1 Cover 711008 2 Capacitor 10 000 mfd 75V 294103 2 Bracket round for capacitor 717058 1 Diode rectifier block 544252 4 Feet rubber 899757 2 Fuse ho...

Page 14: ...SCHEMATIC DIAGRAM Copyright 1980 All rights reserved...

Page 15: ...341020 Tl Power Transformer 464002 T2 Power Transformer International 464003 CI 10 mfd 16 V non polarized electrolytic 203106 C2 390 pF 500V Mica 257391 C3 0 001 mfd 100V Film 264102 C4 0 001 mfd 100V...

Page 16: ...on 20 Hz 66 dB 1 kHz 66 dB 20 kHz 60 dB Signal to Noise Ratio unweighted Better than 100 dB at 100 watts into 8 ohms Input Impedance 22 000 ohms Input Sensitivity 1 5 volts rms for 100 watts into 8 oh...

Page 17: ...HAFLER DH 200 STEREO POWER AMPLIFIER P I C T O R I A L D I A G R A M POWER TRANSFORMER 120 Volt AC Line Connections shown OUTPUT MODULE ASSEMBLY COPYRIGHT 1980 ALL RIGHTS RESERVED...

Page 18: ......

Page 19: ......

Page 20: ......

Page 21: ......

Reviews: