Pioneer PRO-720HD Service Manual page 4

PRO-720HD, PRO-620HD, PRO-520HD
Assembly Adjustment Location Guide
If POWER SUPPLY ASSY
If DEFLECTION SERVICE ASSY
If CONV. AMP ASSY
If R, G or B CRT DRIVE ASSY
If DIGITAL CONV. ASSY
If VIDEO ASSY
If SIGNAL ASSY
If SUB VIDEO ASSY
If AV I/O ASSY
If CRT ASSY (R, G or B)
If LENS ASSY (R, G or B)
If MIRROR and SCREEN
If OTHER ASSY
Note :
*1: Readjustment necessary
*2: Turn on the power and confirm the screen. When adjustment deviates, it is readjusted if necessory.
• When the EEPROMs are replaced, check the status of the unit.
• If any IC of the EEPROM is damaged, readjustment of all the items is necessary.
• The necessary adjustment items differ, depending on the assembly or optical part replaced. Check and readjust the adjustment items
corresponding to the replaced assembly or part, following adjustment procedures 1 to 9.
Example: When the DIGITAL CONV. Assy is replaced, perform the following:
3. Focus check/adjustment → 4. Test-cross position check/adjustment → 5. Screen size check/adjustment
→ 6. Convergence check/adjustment
186
is repaired or replaced
1
3
is repaired or replaced
5
6
7
5
is repaired or replaced
6
1
is repaired or replaced
7
3
4
is repaired or replaced
5
6
1
7
is repaired or replaced
8
9
is repaired or replaced 7
4
is repaired or replaced
7
is repaired or replaced
1
2
3
is repaired or replaced
6
7
3
is repaired or replaced
6
is repaired or replaced
6
is repaired or replaced
No adjustment is required
Brightness Adjustment (∗2)
Focus Adjustment (VR1: FOCUS VR) (∗2)
Screen Size Adjustment (∗2)
Convergence Adjustment (∗2)
White Balance Adjustment (∗2)
Screen Size Adjustment (∗2)
Convergence Adjustment (∗2)
Brightness Adjustment (∗1)
White Balance Adjustment (Composite STD :∗1, Others :∗2)
Focus Adjustment (∗2)
Test-cross Position Check (∗2)
Screen Size Adjustment (∗2)
Convergence Adjustment (∗2)
Brightness Adjustment (∗2)
White Balance Adjustment (Composite STD : ∗1, Others :∗2)
Panel Adjustment (∗1)
Panel Adjustment for DTV (∗1)
White Balance Adjustment (∗2)
Test-cross Position Check (∗2)
White Balance Adjustment (∗2)
No adjustment is required
Brightness Adjustment (∗1)
Deflection Yoke Adjustment (∗1)
Focus Adjustment (Lens : ∗2, VR1 Focus VR :∗1)
Convergence Adjustment (∗2)
White Balance Adjustment (Composite STD : ∗1, Others :∗2)
Focus Adjustment (Lens : ∗1, VR1 Focus VR :∗2)
Convergence Adjustment (∗2)
Convergence Adjustment (∗2)
No adjustment is required