SERVICE MANUAL
36
11NOV05 – SM7648-1
LENS - “Lens Adjustment (90 cm)”
Adjustment Specification
Prerequisites:
None
To Check:
You cannot check this adjustment.
Purpose:
To measure and store the values for the focus.
Do When:
After installing a new:
• CP1 BOARD - MCU
• MONITOR LCD AY
• LENS AY
Specification:
The test results must comply with the specification values.
• “AF_WIDE: ZW” focus at zoom position “Wide”
– -50<=ZW<=50
• “AF_MID1: ZM1” focus at zoom position center 1
– -25<=(ZM1-ZW)<=25
• “AF_MID2: ZM2” focus at zoom position center 2
– -35<=(ZM2-ZW)<=35
• “AF_MID3: ZM3” focus at zoom position center 3
– -25<=(ZM3-ZW)<=25
• “AF_MID4: ZM4” focus at zoom position center 4
– -25<=(ZM4-ZW)<=25
• “AF_MID5: ZM5” focus at zoom position center 5
– -30<=(ZM5-ZW)<=30
• “AF_MID6: ZM6” focus at zoom position center 6
– -30<=(ZM6-ZW)<=30
• “AF_TELE: ZT” focus at zoom position “Tele”
– -35<=(ZT-ZW)<=35
Special Tools:
• SERVICE SOFTWARE
• Computer
• 5 V AC ADAPTER
• USB CABLE
• TARGET - Siemens star
