Tascam 488MKII Portastudio Service Manual

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. 7 SERVICE MANUAL

0 PoaTAsTUDIo

NOTES - are:

As regards the resistors and capacitors. refer to the circuit fiifiifififi JFJU-Iiéfifi [ICE U $33 Elk-SJIUEJE
diagrams and the PCB ass'y drawings contained in this manual. Eéfiitfi I, 'C < 753 t 0
{If}: - Pc boards shown viewed from parts side. - 7 U y iafiifilfllfimfibfianmxifi
- Parts marked with * require longer deliver time. - >l< summarfllmmtfi$mm U i 33 373 5i» [3 50:77? 756
~ A Parts marked with this sign are safety critical components inc
They must always be replaced with identical components - - A Efliifiéfitfiigfisfi??o mag-5 & a? [KIM-654 7 \y
refer to the TEAC Parts List and ensure exact replacement. 7 fifimaflfi Eifim [, z ( 753 l. \°
- Parts not shown in the parts lists, or parts, though listed, having V - U z |~ 25an \itt \EBEEIIIEEElJt LCIj- Exmggma l, 'C
no parts numbers. are not general "ready-to-supply" parts. Elmo CL \i U/m
- Parts of [ ] mark can be used only with the version designated. - {tfiibfi'fi ,
[J] : JAPAN [US/C] : U.S.A./CANADA [E]: EUROPE w [J] : JAPAN [US/C] : USA/CANADA [E]: EUROPE

9

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INSTRUCTIONS FOR SERVICE PERSONNEL

BEFORE RETURNING APPLIANCE TO THE CUSTOMER. MAKE LEAKAGE-CURRENT 2
0R RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE
U ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT.

Effective : December, 1994 0001 18300A