Replaced; Dr-614 Board; Cn-2871 Board; Pa-340 Board - Sony HDCAM HDW-F900R Maintenance Manual

1-17. Adjustments/Setting Items When
Boards Are Replaced
When the following boards are replaced, implement the
specified adjustments and checks referring to "8. Mechani-
cal Alignment", "9. Electrical Alignment of Camera
System" and "10. Electrical Alignment of VTR System".
The boards that are specified below do not require adjust-
ments and checks when they are replaced.
Refer to "1-1-1. Circuit Configuration and Locations of the
Printed Wiring Boards" for the board used in each model.
Board name
CCM-45G board

CN-2871 board

DC-110A board
DC-139 board
DCP-43 board

DR-614 board

EQ-88G board
FP-152 board
IFA-19G board
MDC-13G board
MDR-14G board

PA-340 board

PM-23 board

RP-131 board

TG-256 board
CCD unit
1-17-1. DR-614 Board
EEPROM replacement
The EEPROM (IC31) is installed in the DR-614 board.
When the DR-614 board is replaced, remove IC31 from
the former board and reinstall it to the new replacement
DR-614 board.
n
The initial data for this model cannot be written into the
new EEPROM (IC31) outside the factory.
When IC31 needs to be replaced due to defective IC,
contact your local Sony Sales Office/Service Center.
Adjustment Item when the Board is Replaced
9-6. Black Offset Adjustment
9-7. VSUB Adjustment
9-8. PA Gain Adjustment
HDW-F900R/V1 (E)
Section to be referred to
1-17-12. CCM-45G Board
1-17-2. CN-2871 Board
1-17-14. DC-110A Board
(HKDW-702)
1-17-15. DC-139 Board
(HKDW-902R)
1-17-7. DCP-43 Board
1-17-1. DR-614 Board
1-17-11. EQ-88G Board
1-17-10. FP-152 Board
1-17-13. IFA-19G Board
1-17-8. MDC-13G Board
1-17-9. MDR-14G Board
1-17-3. PA-340 Board
1-17-16. PM-23 Board
(HKDW-905R)
1-17-4. RP-131 Board
1-17-5. TG-256 Board
1-17-6. CCD Unit
1-17-2. CN-2871 Board
Adjustment Item when the Board is Replaced
9-6. Black Offset Adjustment
1-17-3. PA-340 Board
Adjustment Item when the Board is Replaced
9-6. Black Offset Adjustment
9-7. VSUB Adjustment
9-8. PA Gain Adjustment
1-17-4. RP-131 Board
Adjustment Item when the Board is Replaced
9-6. Black Offset Adjustment
9-7. VSUB Adjustment
9-8. PA Gain Adjustment
NV-RAM Adjustment Item
NV-RAM (IC19) is installed in the RP-131 board.
When the RP-131 board is replaced, perform the following
NV-RAM adjustments.
1. Set the switch S1-4/RP-131 board to ON and then set
the switch S1-2/AT-172 board to ON.
2. Turn on the power.
3. Set the switch S1-4/RP-131 board to OFF. After 10
seconds have elapsed, set the switch S1-2/AT-172
board to OFF.
4. Turn off the power once then back ON. Doing this
reset the data.
5. Keep pressing the AUTO W/B BAL switch (front
block) in the BLK position for an extended time.
n
When the AUTO W/B BAL switch is kept pressed in
the BLK position, the display changes as follows.
[BLACK SET] → [BLACK BAL] → [BLACK SET].
Keep pressing the switch until the second [BLACK
SET] is displayed.
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