Component Lists for Revision

Index:
Akai 1721/1722 Akai GX-210D Akai GX-230D Akai GX-255 Akai GX-280D Akai GX-286 Akai GX-286D Akai GX-286DB Akai GX-365 Akai GX-365D Akai GX-370D Akai GX-400D Akai GX-600DB Akai GX-630D Akai GX-630DB (Dolby) Akai GX-635D Akai GX-636 Akai GX-646 Akai GX-77 Akai GX-4000D Akai X-201D Philips N4450 Philips Pro-12 Pioneer RT-707 Revox B-77 Sony TC-558 Sony TC-640 Sony TC-640A Sony TC-645 Sony TC-651 Sony TC-755 Sony TC-755A Tandberg 10X Tandberg 10XD Tandberg TD-20A Tascam 22-4H Teac A-3440 Teac A-4300SX Uher 4000 Report L

Akai GX-635D

PSU:

Akai GX-630D

Akai GX-630DB (Extra for Dolby)

Akai GX-4000D

Akai GX-255

Akai GX-280D

Akai GX-400D

Akai GX-286DB

Akai GX-600DB

Akai GX-365D

Transistors:

Akai GX-365

Akai GX-370D

Akai GX-286D

Akai GX-286

Akai X-201D

Sony TC-755A

Sony TC-755

Sony TC-640A

Sony TC-640

Sony TC-558

Sony TC-645

Tandberg TD-20A

Tandberg 10X

Tandberg 10XD

Revox B-77

Pioneer RT-707

Tascam 22-4H

Akai GX-646

Teac A-4300SX

1. Equalizer/mic. amp

2. Line/phone amp

3. Record/meter amp

4. Bias osc. board

5. Control p.c. board

6. Rectifier board

Philips N4450

Philips Pro-12

Audio:

Power Supply:

Potentiometers:

Uher 4000 Report L

Recorder (Standard Elco's):

Recorder (Tantalum):

Z114 Power Supply:

Potentiometers:

Sony TC-651

Akai GX 636

Akai GX-230D

Notes:

Includes servo board and power supply.

Advice: Replace 2SC458 with KSC1845. Replace servo transistor TIP47/48. Replace 2SD361 with BD-243C.

Teac A-3440

Control Board (behind button panel):

Power Supply Board:

Audio Boards (optional):

Akai GX-77

Source: tapedeckforum. Disclaimer: These component lists are provided for reference purposes only and are unverified. It is not guaranteed that they are 100% complete or accurate. These lists should be used as a guide only; always verify the values against the actual components in the specific device before ordering replacements.
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