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This service Manual for my JVC AV29BF10EES is very helful. Everything is show in detailed diagrams!!!! If you need really good source of information for this type JVC you are on the right place. I am satisfied and very glad for this excellent book. Thank you.
Great service, great value like always!!!
Some of the writing is a bit blur but all is usable.
Great service manua!
Always great value and fast service A++++++++++++++++++
Excellent Service manual, good quality scans, quick service and very good value. Well reccomended ! All good.
Great value service manual!
Good-quality scans. Detailed and valuable informations.
SERVO SYSTEM Adjustment
VIDEO SYSTEM ADJUSTMENT
RF Switching Position Adjustment (RP-230 Board) Purpose: Adjust the interval between A ch and B ch of tape playback output. Improve the interchangeability with other tapes and sets. When it is out of order, the interval appears on the screen, the screen is disturbed. Mode Signal Measurement Point PB Alignment tape SP mode color bar CH1: VIDEO LINE OUT CH2: Pin 2 of CN261 (RP230 board) (RF SWP) Oscilloscope 6.5 Â± 0.5 H (416 Â± 32 Âµsec)
Adjust the video system in the following sequence as a rule. The color video signal supplied from the pattern generator is used as a video input signal for video system adjustment in the recording mode. Make sure that sync. and color burst signals meet requirements specified at set up of adjustment shown in Fig. 7-2-1. [Adjustment Sequence] 2-4-1. Playback Y Signal Level Check 2-4-2. Recording Chroma Level Check 2-4-3. Sync. AGC Check 2-4-4. Xâtal Oscillation Frequency Check 2-4-1. Playback Y Signal Level Check (MA-315 Board)
Measuring Instrument Specified Value
Purpose: Confirm that the playback Y signal level is correct. Mode Signal Measurement point Measurement equipment Specified value PB Alignment tape SP color bar Pin #â¢ IC201 Oscilloscope 2.10 Â± 0.18 Vp-p
Adjusting Method: 1) Connect RP-230 board Pin 5 of CN261 to the GND for about 1 secont to activate the RF switching position adjustment mode. 2) Check appear âA Pâ on FL display. 3) Using the channel + and â buttons, adjust to 416 Â± 32 Âµsec (6.5 Â± 0.5 H). 4) Press the pause button.
Confirmation Method: 1) Confirm that the play Y level is 2.10 Â± 0.18 Vp-p.
CH1 CH2 Approx. 5 Vp-p V enargement Vertical sync. signal Approx. 1 Vp-p
2.10 Â± 0.18 Vp-p
6.5 Â± 0.5 H (416 Â± 32 Âµsec)