1-4. COLOR ELECTRONIC VIEWFINDER
SYSTEM ADJUSTMENT
(CCD-TR818)
Note1: The back light (fluorescent tube) is driven by a high voltage AC
power supply. Therefore, do not touch the back light holder to
avoid electrical shock.
Note2: When replacing the LCD unit, be careful to prevent damages
caused by static electricity.
[Adjusting connector]
Most of the measuring points for adjusting the viewfinder system
are concentrated in CN713 of VC-251 board or CPC connector of
FP-262 flexible.
Connect the Measuring instruments and the adjustment remote
commander via the CPC jig for BX/BK (J-6082-521-A) to CN713
or CPC connector. To operate the adjustment remote commander,
connect the AC power adapter to the DC IN jack of CPC jig for BX/
BK, or connect the L series Info-LITHIUM battery to the battery
terminal of CPC jig for BX/BK.
The following table shows the Pin No. and signal name of CN713
or CPC connector.
Pin No.Signal NamePin No.Signal Name
1VCO2XLANC POWER ON
3EVF BL4LANC IN
5EVF BL 4.75V6LANC OUT
7EVF VG8CAP FG
9PB RF10REG GND
11REG GND12REG GND
13BPF MONI14IR VIDEO
15REC RF16RF SWP
17NC18NC
19NC20NC
Table. 5-1-6.
The following table shows the arrangement of the test points of
CPC jig for BX/BK. (Pin No. are those of CN713 or CPC connector.)
Pin No.Signal NamePin No.Signal NameCPC connector
3BL1EVF VCO
7EVF VG5BL 4.7512
9PB RF (MON)
13BPF MONI10GND1920
17TMS15REC RF (RF IN)
20TDI19TDO
16SWP18TCK
15CAP FG14IR VIDEO
Table. 5-1-7.
Remove the CPC lid
Fig. 5-1-14.
5-24 |
ACEC
