Panasonic AG-MD830E - Technical Diagrams and Electrical Adjustments

ELECTRICAL ADJUSTMENTS
CONTENTS
4-1 TEST & SERVICE EQUIPMENT ........................................................ .4-2
4-2
HOW TO READ THE ADJUSTMENT PROCEDURE TABLE ............ .4-2
4-3
ELECTRICAL ADJUSTMENT PROCEDURES .................................. .4-2
c: 4-3-1 PG Shifter Adj ............................................................................................................. 4-2
q4-3-2 Slow Free Run Adj ....................................................................................................... 4-2
'-4-3-3 Slow Tracking Adj ....................................................................................................... 4-3
04-3-4 V-Lock Adj .................................................................................................................. 4-3
(~)4-3-5 Auto Tracking Gain Adj ............................................................................................... 4-3
4-3-6
DOC Balance Adj ........................................................................................................ 4-3
4-3-7 CNR Adj ...................................................................................................................... 4-4
4-3-8 Character
Position Adj ................................................................................................ 4-4
4-3-9 AID
Input Level Adj ..................................................................................................... 4-4
04-3-10 E-E Output Level Adj .................................................................................................. 4-5
f..
1
4-3-11 S-VHS Recording Current Adj .................................................................................... 4-5
,4-3-12 VHS Recording Current Adj ........................................................................................ 4-6
4-3-13
VHS Playback AID Level Adj ...................................................................................... 4-6
(4.-3-14 VHS Y Playback Level Adj .......................................................................................... 4-7
4-3-15 S-VHS Sub Emphasis
Level Adj ................................................................................. 4-7
; '4-3-16 S-VHS Playback Y Level Adj ...................................................................................... 4-7
94-3-17 VHS Playback Frequency Response Adj ................................................................... 4-8
04-3-18 S-VHS Playback Frequency Response ..................................................................... .4-8
4-3-19 S-VHS Super Limiter
Adj ............................................................................................ 4-9
U4-3-20 White Balance Adj ...................................................................................................... 4-9
<04-3-21 Playback Chroma Level Adj ........................................................................................ 4-9
Cl4-3-22 Y
IC Tim ing Adj .......................................................................................................... 4-1 0
4-3-23 Pre-Amplifier Adj ....................................................................................................... 4-10
4-3-24 Audio Level Meter Adj ............................................................................................... 4-11
4-3-25 Normal Audio Frequency Response Adj ................................................................... 4-11
4-3-26 Normal Audio Playback Gain Adj .............................................................................. 4-11
4-3-27 Normal Audio Bias Current Adj ................................................................................. 4-12
4-3-28 Normal Audio REC Current Adj ................................................................................ 4-12
4-3-29 Hi-Fi Audio Head Switching Shifter
Adj .................................................................... 4-13
4-3-30 Hi-Fi Audio Carrier Frequency Adj ............................................................................ 4-13
4-3-31 Hi-Fi Audio Deviation Adj .......................................................................................... 4-13
4-3-32 Hi-Fi Audio Current Adj ............................................................................................. 4-14
4-1
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