Board
Specification
Test Point
Adjustment Point
Input Signal
Mode
Tape
M.EQ
1. Set the SW4002 on the CUE P.C.Board to NORMAL.
2. Record a 300Hz through 6KHz, 0dBu sinewave for a few minutes.
3. Playback the just recorded portion and confirm the 300Hz through
6KHz signal are within ~3dB compared with 1kHz level.
4. If it is out of specification, adjust SW4001-1,2,3,4 position so that
the frequency characteristic is in the specification.
SW4001-3,4 1Khz ~ 6Khz
SW4001-1,2 6Khz
6.6. RF EQ
6.6.1. ENV Level Adjustment (Lch)
Board
Specification
Test Point
Adjustment Point
Input Signal
Mode
Tape
M.EQ
1. Scope Probe 10 : 1
CH1 : TP203 CH2 : TP1 (Trigger)
CUE(H1)
1KHz level ± 3dB
CUE OUT
SW4002 SW4001-1,2,3,4
CUE IN, 300Hz - 6KHz,
0dBu
REC PLAY
REC/PB Tape
Audio Analyzer
RF EQ (H3)
Vdc = 2.5V ± 0.2V
TP1, TP2, TP103, TP203
Service Menu
Playback
VFM3580KM (Color Bar
Portion)
Oscilloscope
99