BE-3110
4. ADJUSTMENT
Note 1 :Perform this adjustment more than 30 minutes after power ON.
RV7 (VR7)CV1 (TC1)
RV8RV1
J2
(VR8)(VR1)
RV5
(VR5)J6CV2CV3
(TC2)
POWER SUPPLY UNIT(TC3)RV4
RV9 (VR9)(VR4)
CV4 (TC4) RV2
(VR2)
TP1 CN1TP2
RF ASSY
J6
J5
P3J3
S2
J2LOGIC ASSY
S1TP1
TP2
J1
S5S3
J4
DISPLAY ASSY
Front
FVVIDEOFA
INOUTINOUTINOUTREMOTEAC120VMODE1-4
MODE 0
Rear
Fig. 4-1 Locations of parts for alignment
4.1 Devices Used
1. Spectrum analyzer (Equivalent to Advantest R3265A)11. BTSC audio multiplexing modulator (Equivalent to EIDEN 465Z
2. Oscilloscope (Equivalent to IWATSU SS-5711)series)
3. Digital voltmeter (one which can display more than 2 decimal12. BTSC audio multiplexing demodulator (Equivalent to EIDEN
places)466B)
4. Video SG (Equivalent to SHIBASOKU TG7/1)13. VHF amplifier (Equivalent to EIDEN 801C)
5. Variable resistance attenuator (Equivalent to ANRITSU
MN510D)Video System
6. Audio analyzer (Equivalent to HP 8903B)
Note 2 :If the time axis on the oscilloscope screen deviates or to
7. TV modulator (Equivalent to EIDEN TV IF MOD 115K + UPmove to a clearer position on the screen, adjust finely using
CONV 115K)Delay. However, do not change the vertical axis and
8. CATV terminal (Equivalent to PIONEER BA-6300)
horizontal axis ranges.
9. TV demodulator (Equivalent to EIDEN 463B-B)Note 3 :When reading the waveform on the oscilloscope screen,
10. CW generator (One which can output 100.15 MHz, 60 dBmV/read the center of the waveform noise.
75 W)
Note 4 :If the oscilloscope signal waveform is difficult to read,
adjust the luminance.
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