Nakamichi PA 7E Service Manual
This is the 25 pages manual for Nakamichi PA 7E Service Manual.
Read or download the pdf for free. If you want to contribute, please upload pdfs to audioservicemanuals.wetransfer.com.
Extracted text from Nakamichi PA 7E Service Manual (Ocr-read)
Page 1
n Service Manual
Nakamichi
Nakamichi
PA-7
PA-7E
Power Amplifier
Page 2
CONTENTS
1. General ...... . ................... . . 1
2. Parts Location for Electrical Adjustment . , . . 2
3V Electrical Adjustments ......................... . . ...... 2
3. 1. Preparation for Adjustment ..................... 2
3, 2. DC Balance Adjustment ....... 2
3. 3. Idling Current Adjustment ....................... . .......... 2
4V Mechanism Assy and Parts List ....................................... 3
kl. 1. Synthesis .......... . .................................. 4
4. 2. Handle L Assy (A01) ............................................. . ...... 4
4. 3. Handle RAssy (A02) .............................. , ........ . . . . . . . 4 . . . . 4
4. 4, Front Panel Assy (A03) . . . . 4
4. 5. Rear Panel Assy (A04) ...... . ..................... . . .......... . ..... l . . . . 5
5 Mounting Diagrams and Parts List . . . 5
5. 1 Clipping LED P.C.B. Assy 5
5. 2. Power LED P.C,B. Assy . . 5
5, 3. Limiter P.C.B. Assy ........................ l ....... . ........... . . . , 5
5. 4 Amp, L P.C.BV Assy ........ . . ............. . .......................... 6
5. 5 Amp. R P.C.B. Assy ..................................................... 7
5. 6. Protector L P.C.B, Assy 7
5. 7. Protector R RCB. Assy ............. 7
6. Sch matic Diagram ............. 8
7. Wiring Diagram ............... 9
8. BlockDiagnm ........... . . . 9
9. Specifications ...................................................... . .......... 10
1. GENERAL
1.1. Volume selecmr ~
Voltage selector is installed on the rear game] for othar union of the: Nflnmlchl PA-T.
This voltage selector can select 110 V, 120 V. 220 V or 2&0 V at customers disposal.
1.2. Packing Mammals. Ownar's Mumul and Pow Con:
Part No. Description
0F038753 Outer Carton PAW
0F03876C Cute! Caxton PA-v'E
OFOSSGBB Inner Cmon PA-7
01038703 Inner Canon PA-IE
0F03877B Packing
0D04631A Owners M anual Enillsh
000453018 Owners Manual English/Gemm/French
0890137A Power Cord PA-7 (USAA & Others)
01390] 39A Power Cord PA-V (Australia)
0890138A Power Cord PA-7E (220V Claus 2)
DB90154A Power Cord PAJIE (Switzerland)
0890140): Power Cord PA-TE (UK)
OFOSSB'IA Power Cord Bun!
B
wanuwwwraHHp-Iulg
<