Sony SAL70200G (serv.man2) Service Manual ▷ View online
5-47
SAL70200G (2.8/70-200 G) (70-200mm F2.8 G)
6)
When the Lens Starting Circuit Check finishes normally, the DMF Ring Rotation Detect Switch Check is started, set the focus to near
position and press down the ENTER key.
Fig.5-10-5
7)
When the DMF Ring Rotation Detect SW Check finishes normally, the Focus Adjustment Point Check is started, set the focus to
infinity position and press down the ENTER key.
Fig.5-10-6
8)
When the Focus Adjustment Point Check finishes normally, the Focus Pattern Check is started, set the focus to near position at about
5 sec.
Fig.5-10-7
9)
Next, set the focus to infinity position at about 5 sec.
Fig.5-10-8
10) When the Focus Pattern Check finishes normally, the Zoom Adjustment Point Check is started, set the zoom to WIDE position and
press down the ENTER key.
Fig.5-10-9
11) When the Zoom Adjustment Point Check finishes normally, the Zoom Pattern Check is started, set the zoom to TELE position and
press down the ENTER key.
Fig.5-10-10
12) Next, set the zoom to WIDE position at about 10 sec at a stretch.
Fig.5-10-11
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SAL70200G (2.8/70-200 G) (70-200mm F2.8 G)
13) Next, set the zoom to TELE position at about 10 sec at a stretch.
Fig.5-10-12
14) When the Zoom Pattern Check finishes normally, the E2PROM Initial Value Check is started automatically.
15) When the E2PROM Initial Value Check finishes normally, the MR D/A Offset Adjustment is started, set the focus to near position at about 3 sec.
Fig.5-10-13
16) When the MR D/A Offset Adjustment finishes normally, the Dv Pulse Check is started, set the focus to infinity position and press
down the ENTER key.
Fig.5-10-14
17) Next, set the focus to near position at a stretch and press down the ENTER key.
Fig.5-10-15
18) Next, set the focus to infinity position at a stretch and press down the ENTER key.
Fig.5-10-16
19) When the DV Pulse Check finishes normally, the Focus Pattern Switching Position Adjustment is started, set the focus to near
position at about 3 sec at a stretch.
Fig.5-10-17
20) When the Focus Pattern Switching Position Adjustment finishes normally, the Motor Control Coefficient Adjustment is started automatically.
21) When the Motor Control Coefficient Adjustment finishes normally, the Focus Hold Button Check is stavted, push hold button once softly.
Fig.5-10-18
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SAL70200G (2.8/70-200 G) (70-200mm F2.8 G)
22) All the other of three Focus Holding Buttons are inspected.
Fig.5-10-19
23) When the Focus Hold Button Check finishes normally, the AF/MF Switch Check is started, change AF-MF switch to AF.
Fig.5-10-20
24) When the AM/FM Switch Check finishes normally, the DMF Switch Check is started, change DMF switch to Std.
Fig.5-10-21
25) When the DMF SW Check finishes normally, the Range Limit SW Check is started, change range limit switch to FULL.
Fig.5-10-22
26) When the Range Limit Switch Check finishes normally, the Focus Drive Check and Focus Drive Trial Run is started automatically.
27) When the Check finishes normally, “OK” is displayed on the pop-up window, and press the ENTER key to return to the initial
window.
Fig.5-10-23
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SAL70200G (2.8/70-200 G) (70-200mm F2.8 G)
5-10-2.
Finished inspection adjustment
In case of error in the finished inspection, confirm the cause based on the content of the display.
The following pop-up window is one example.
•
ROM Data check
Fig.5-10-24
•
CPU Mode Stand by Current Check
•
Lens Starting Circuit Check
Fig.5-10-25
•
DMF Ring Rotation Detect Switch Check
Fig.5-10-26
•
Focus Adjustment Point Check
•
Focus Pattern Check
Fig.5-10-27
•
Zoom Adj Point Check
•
Zoom Pattern Check
Fig.5-10-28
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