Sony Handycam DCR-TRV230E, Service Manual

Page: 177 / 242

5-36
5-2. MECHANISM SECTION
ADJUSTMENT
Mechanism Section adjustments, checks, and replacement of
mechanism parts, refer to the separate volume “8mm Video
Mechanism Adjustment Manual IX M2000 Mechanism ”.
2-1. Hi8/STANDARD8 MODE
2-1-1. OPERATING WITHOUT CASSETTE
1) Refer to “Section 2. DISASSEMBLY” and supply the power
with the cabinet assembly removed. (So that the mechanical
deck can be operated.)
2) Connect the adjustment remote commander to the LANC jack.
3) Turn on the HOLD switch of the adjustment remote
commander.
4) Close the cassette compartment without loading a cassette and
complete loading.
5) Select page: 0, address: 01, and set data: 01.
6) Select page: F, address: 22, set data: 81, and press the PAUSE
button of the adjustment remote commander.
7) Select page: D, address: 10, set data: 10, and press the PAUSE
button of the adjustment remote commander.
8) Disconnect the power supply of the unit, and connect it again.
9) Select page: 2, address: 2E, and set data: 02.
By carrying out the above procedure, the unit can be operated
without loading a cassette. (Note2)
Be sure to carry out “Processing after Operations” after
checking the operations.
Set the data of page: D, address: 10 to “12”, if the sensor
ineffective mode, forced VTR power supply ON mode is to be
used together.
Note 2: Except for the camera recording mode.
[Procedure after checking operations]
1) Select page: 0, address: 01, and set data: 01.
2) Select page: F, address: 22, set data: 80, and press the PAUSE
button of the adjustment remote commander.
3) Select page: D, address: 10, set data: 00, and press the PAUSE
button of the adjustment remote commander.
4) Select page: 2, address: 2E, and set data: 00.
5) Select page: 0, address: 01, and set data: 00.
6) Disconnect the power supply of the unit.
2-1-2. TAPE PATH ADJUSTMENT
1. Preparations for Adjustment
1) Clean the tape path face (tape guide, capstan shaft, pinch roller).
2) Connect the adjustment remote commander to the LANC jack.
3) Turn on the HOLD switch of the adjustment remote
commander.
4) Select page: 0, address: 01, and set data: 01.
5) Select page: 2, address: 2E, and set data: 02.
6) Select page: F, address: 22, set data: 88, and press the PAUSE
button of the adjustment remote commander.
(Be sure to perform “Processing after operation” after
completing adjustments.)
7) Connect the oscilloscope to VC-254 board CN1108 via CPC-
13 jig (J-6082-443-A).
Channel 1: VC-254 board, CN1108 Pin
5
External trigger: VC-254 board, CN1108 Pin
8
8) Playback Hi8/standard8 alignment tape for tracking.
(WR5-1CP)
9) Check that the oscilloscope RF waveform is normal at the
entrance and exit.
If not normal, adjust according to the separate volume
“8mm Video Mechanical Adjustment Manual IX M2000
Mechanism ”.
10) Perform “Processing after operations”, after completing
adjustment.
CN1108 of VC-254 board
Table 5-2-1.
[Procedure after operations]
1) Connect the adjustment remote commander, and turn on the
HOLD switch.
2) Select page: 0, address: 01, and set data: 01.
3) Select page: 2, address: 2E, and set data: 00.
4) Select page: F, address: 22, set data: 80, and press the PAUSE
button of the adjustment remote commander.
5) Select page: 0, address: 01, and set data: 00.
6) Remove the power supply from the unit.
Fig. 5-2-1.
Pin No.
1
2
3
4
5
6
7
8
9
10
Signal Name
SWP
AFC F0
BPF MONI
F0 ADJ RF IN
PB RF
REG GND
RF AGC OUT
VC RF SWP
EVF VR/COM DC
EVF VB/N.C.
Pin No.
11
12
13
14
15
16
17
18
19
20
Signal Name
VCO
EVF VG
DV RF SWP
RF IN
CAP FG
RF MON
TMS
TCK
TDO
TDI
CH1
Entrance side
Exit side
Check this section
(Normal waveform)
CH2
(Trigger)
V
Fig. 5-2-1.