Preparations - Sony DCR-TRV820 Service Manual

1-1-2. Preparations

Note 1: For details of how remove the cabinet and boards, refer
to "2. DISASSEMBLY".
Note 2: When performing only the adjustments, the lens block
and boards need not be disassembled.
1) Connect the equipment for adjustments according to Fig. 5-1-
3.
2) The front panel block (MI-37 board, focus dial, microphone
unit) must be assembled because the focus ring is used for
adjustments.
Note 4: As removing the cabinet (R) (removing the VC-235 board
CN1105) means removing the lithium 3V power supply
(CF-72 board BH001), data such as date, time, user-set
menus will be lost. After completing adjustments, reset
these data. If the cabinet (R) has been removed, the self-
diagnosis data, data on history of use (total drum rota-
tion time, etc. ) will be lost. Before removing, note down
the self-diagnosis data and data on history use (data of
page: 2, address: A2 to AA). (Refer to "SELF-DIAG-
NOSIS FUNCTION" for the self-diagnosis data, and to
"5-4. Service Mode" for the data on the history use)
Note 5: Setting the "Forced Camera Power ON" Mode
1) Select page: 0, address: 01, and set data: 01.
2) Select page: D, address: 10, set data: 01, and press
the PAUSE button of the adjustment remote com-
mander.
The above procedure will enable the camera power
to be turned on with the power switch (SS-10000
block) removed. After completing adjustments, be
sure to exit the "Forced Camera Power ON Mode".
Note 6: Exiting the "Forced Camera Power ON" Mode
1) Select page: 0, address: 01, and set data: 01.
2) Select page: D, address: 10, set data: 00, and press
the PAUSE button of the adjustment remote com-
mander.
3) Select page: 0, address: 01, and set data: 00.
Pattern box
Front of the lens
5-6
1.5 m
Fig. 5-1-2