FUNAI 29D-250
Service Manual

1. Tape Interchangeability Alignment
Note: To do these alignment procedures, make sure that the Tracking Control Circuit is set to the preset position every time a tape is loaded or unloaded. (Refer to page 2-3-4, procedure 1-C, step 2.) Equipment required: Dual Trace Oscilloscope VHS Alignment Tape (FL6N8) Guide Roller Adj. Screwdriver Flat Screwdriver (Purchase Locally) Note: Before starting this Mechanical Alignment, do all Electrical Adjustment procedures.
Flowchart of Alignment for tape traveling Loading (Use a blank tape.) Not good Adjust the height of the Guide Rollers (Supply side and take-up side). (Use a blank tape.) (Page 2-3-3) 1-A

Check to see that the tape is not creasing and that there is no slack on the supply and take-up side Guide Rollers. (Use a blank tape.) 1-A Adjust the X Value for maximum envelope. (Page 2-3-3) (Use Alignment Tape.) 1-B

Adjust the envelope. (Page 2-3-4) Check the envelope. OK Adjust the Audio Section. (Azimuth Alignment) (Page 2-3-4) Check the audio output. OK Check the following: 1. X Value (Page 2-3-3) 2. Envelope (Page 2-3-4) OK

1-C
Not good Do the final tape-traveling test to see that the tape runs normally in play mode without creasing or slacking. 1-A OK

1-C

1-D 1-D
Not good

Completion

Not good Adjust the X value and envelope. 1-B, 1-C

1-B, 1-C

2-3-2

U29P2HSMA