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A site where discontinualed schematic diagrams and back dated information can be found on discontinued radios tv's and any electronic equipment can be found. Newer manuals either Service and operating manuals. Radio amateurs should find this site a great source for ham radio equipment manuals. I will return to this site should I need information on any electrical equipment. priced easy to download in a PDF format and print pages need to undertake the repair.
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Quality scan of the original. All the detail necessary to troubleshoot, repair and adjust the unit. I'm sure I will be downloading more manuals in the future as the need arises.
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Exactly as described, a Service Manual complete with the schematics and PCB layout delivered in a timely manner. Many thanks for the great service.
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some of the writing is a bit blur but the part in the schmatic was great and i have fixed the machine thanks
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Well.. I'd searched for this manual and although I found many copies online I was pleased to find your website with a well balanced pricing system and easy to search and follow links. That together with the very quick response time was just what I was looking for.. being a very impatient tech.. ;-) I had the service manual in front of me within a short time.
Bookmarked.. and you can bet I will always come here first for my service & user manuals..
best regards
Ed(Tony) Foley
G7WHK
ADJUSTMENT
A MAIN C.B
MECHANICAL EXPLODED VIEW 1 / 1
VR1
4ZM-2 P13NC2<[S]YJ,[LM]YJ,[S]YZ,[LM]YZ> 4ZM-2 P13NC<[S]YH> 4ZM-2 P15NC<[B]YJ> 4ZM-2 P16NC<[LT]YZ,[GT]YZ,[YT]YZ>
VOLUME
L104 IC1
PVC101 PVC1
2
L102 TC101 TC104 TC102
SFR51
3 2
TC103
L103
SFR 1 L105
PHONES J1
P HEAD
6
1
5 3
4
67
7 FWD
L101 BAR ANT (BAR-ANT)
<TUNER SECTION>
1. AM IF Adjustment L105 ....................................................................... 455kHz 2. AM Frequency range Adjustment L104 .......................................................... 515kHz ± 5kHz TC104 ................................................... 1670kHz ± 10kHz 3. AM Tracking Adjustment L101 ....................................................................... 600kHz TC101 .................................................................. 1400kHz 4. FM Frequency range Adjustment L103 ....................................... 64.0MHz ± 0.1MHz<YH> L103 ........................................ 87.4MHz ± 0.1MHz<YZ> L103 ......................................... 87.2MHz ± 0.1MHz<YJ> TC103 .................................. 109.0MHz ± 0.1MHz<YH> TC103 ................................... 108.3MHz ± 0.1MHz<YZ> TC103 .................................... 108.5MHz ± 0.1MHz<YJ> 5. FM Tracking Adjustment L102 ..................................................... 88.0MHz<YZ,YJ> L102 .......................................................... 65.0MHz<YH> TC102 ............................................................... 108.0MHz
<TAPE PLAYER SECTION>
6. Tape Speed Adjustment Settings : � Test tape : TTA�100 (Tape center) � Test point : PHONES JACK (J1) � Volume : NON-CLIP (MAX-10dB) � Function : TAPE � Adjustment location : SFR51 Method : Play back the test tape and adjust SFR51 so that the frequency becomes 3000Hz ± 10Hz(FWD). Then confirm WOW is less than 0.50%. 7. Head Azimuth Adjustment Settings : � Test tape : TTA�330/TTA�420 � Test point : PHONES JACK (J1) � Volume : MAX � Function : TAPE � Adjustment location : Head azimuth adjustment screw Method : Play back the 8kHz signal of the test tape and adjust the screw so that the output becomes maximum.
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