Kenwood DPR 797 Service Manual
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Extracted text from Kenwood DPR 797 Service Manual (Ocr-read)
Page 4
4090 1030D/104CD/1OSOCD/DP-R797/R3090/R4090
ADJUSTMENT
FIG. FIG. (b)
0 RF signal and TE Signal in test mode (PLAY).
7 o If the diffraction grating has been adjusted correct-
3:; nai ly, the influence of triggering is observed on the
9 TE waveform of approx. 18 )3 s from RF Signal
(a) trigger point. in the form of a projection
7 + vC - 2.2 v
<- VC 2.2 V
CH2
TE1 Signal
(cl
0 RF Signal and TE signal in test mode (Focusmg
(n) servo ON /Tracking servo OFF). (Disc Type 4)
or CH1
(d) RF Signal 0 Adjust TE signal so that the waveform is symmet-
rical in relation to V0. [TE BALANCE)
(e) 4 VC 22V
(VG 2.2V
CH2
TE1 signal
FIG. (u)
0 RF signal in test mode (PLAY).
RF 5'9"? Perform the tangential and focusing offset are
focused into one point on the display. The cross-
ing points above and below the center shall also
be looked clearly.
(FE BALANCE)