Sony DSR-250, Service Manual

Page: 241 / 322

5-83E
8. HRS METER (Hours meter)
The data of “HRS METER” of the menu are memorized in addresses 00 to 13 of page A. (VI-156 board IC1105 (EEPROM)). When
replacing the drum assy. capstan motor or mechanism deck, reset the data of the addresses corresponding to the replaced parts to “00”.
Note: Same data is memorised in two addresses, so be sure to reset both addresses.
Page A Address 00 to 13
Resetting method:
1)
Select page: 0, address: 01, and set data: 01.
2) Select the addresses indicated by
z
in the following table corresponding to the replaced parts, and input data: 00.
Note: Press the PAUSE button of the adjustment remote commander each time to set the data.
Address
00
01
02
03
04
05
06
07
08
09
0A
0B
0C
0D
0E
0F
10
11
12
13
Name
OPERATION (L)
OPERATION (H)
DRUM RUN (L)
DRUM RUN (H)
TAPE RUN (L)
TAPE RUN (H)
THREADING (L)
THREADING (H)
CHECK SUM (L)
CHECK SUM (H)
OPERATION (L)
OPERATION (H)
DRUM RUN (L)
DRUM RUN (H)
TAPE RUN (L)
TAPE RUN (H)
THREADING (L)
THREADING (H)
CHECK SUM (L)
CHECK SUM (H)
Contents
Power supply operation counted time (Lower digits)
Power supply operation counted time (Upper digits)
Drum rotation counted time (Lower digits)
Drum rotation counted time (Upper digits)
Capstan rotation counted time (Lower digits)
Capstan rotation counted time (Upper digits)
Unloading counter (Lower digits)
Unloading counter (Upper digits)
Check sum (Lower digits)
Check sum (Upper digits)
Power supply operation counted time (Lower digits)
Power supply operation counted time (Upper digits)
Drum rotation counted time (Lower digits)
Drum rotation counted time (Upper digits)
Capstan rotation counted time (Lower digits)
Capstan rotation counted time (Upper digits)
Unloading counter (Lower digits)
Unloading counter (Upper digits)
Check sum (Lower digits)
Check sum (Upper digits)
3) Select page: 0, address: 01, and set data: 00.
HRS METER data re-writing procedure
When a user forgets a password, replace IC1105 (EEPROM) on VI-156 board. At this time, replace IC1105 in the following order to copy the
HRS METER data.
Processing before replacing IC1105:
1)
Note down the data of page: A, address: 00 to 13.
Processing after replacing IC1105 :
1)
Select page: 0, address: 01, set data: 01.
2) Select page: A, address: 00 to 13, and input the data noted down.
Note: Press the PAUSE button of the adjustment remote commander each time to set the data.
3) Select page: 0, address: 01, set data: 00.
Replaced parts
Mechanism deck
Drum assy
Capstan motor
02, 03, 0C, 0D
(DRUM RUN)
z
z
Address
04, 05, 0E, 0F
(TAPE RUN)
z
z
06, 07, 10, 11
(THREADING)
z