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ITEM
TP
ADJ.
PG
---
---
SHIFTER
ADJUSTMENT
VIDEO EE
TP3002 VR3004 STOP
LEVEL
ADJUSTMENT
VR3002 SP /
RECORDING
TW3001
/
(HOT)
CURRENT
/
/
TW3002
ADJUSTMENT
(COLD)
VHS /
LINE-
---
FREQUENCY
OUT /
/
(TP3002)
RESPONSE
/
ADJUSTMENT
VXO /
TL7711 VC7701 ---
FREE RUN
/
FREQUENCY
ADJUSTMENT
MODE
INPUT TAPE
PLAYBACK ---
ALIGNMENT
TAPE
/
(PAL)
PAL /
---
COLOUR
BAR
PAL /
S-
RECORDING
COLOUR
VHS
BAR
/
BLANK
TAPE
SP/LP /
VIDEO
BLANK
PLAYBACK
SWEEP
TAPE
/ (SELF
/
REC.)
SIGNAL
(See
Fig.
E3)
---
---
M. EQ.
SPEC.
---
---
2.0+-0.1 (Vp-
OSCILLOSCOPE
p)
(See Fig. E1)
NV-HS860
OSCILLOSCOPE
series / C:50
+-4mVp-p /
/ NV-HS960
series / C:56
+-4mVp-p /
(See Fig.E2)
SP: 0+-1
OSCILLOSCOPE
(dB)
/ / VIDEO
(90-110%)
SWEEP
GENERA-
(See Fig. E4)
TOR
4433619+-
FREQUENCY
150Hz
COUNTER
REMARKS
Refer to procedure as
Fig.E5.
1. VIDEO OUT must be 75 ohm
1. Connect a jumper wire between
TW3001(HOT) and TW3002(COLD).
Refer to procedure as
Fig.E6.
1. Connect TL7714 to 5V DC.
2. Connect TL7712 to GND.
3. Connect TL7713 to 2.6V DC.
4. Adjust the frequency by VC7701.
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