Epson Photo PC-750Z, Service Manual, Page: 71 / 94

PhotoPC-750Z Revision A
Maintenance Preventive Maintenance 71
6.1 Preventive Maintenance
PhotoPC-750Z does not require specific maintenance such as
lubrication or cleaning on a regular basis. However, it is necessary to
perform cleaning according to its necessity if any dirt or fingerprints are
found attached on the parts during the repair service. The table below
lists check items and cleaning points when the repair service is
completed.
6.1.1 Check Points
Refer to the table6-1 and perform proper service referring to Chapter 4,
if you find any stain or defective parts.
Table 6-1. Items to Check
No. Check Points Check
1
When the power is turned on, does the lens come
out?
†
OK
†
NG
2
Is in and out of lens viewfinder free from the finger
prints or dirt? Also, Aren’t any power supply cable
seen out of viewfinder?
†
OK
†
NG
3 Does the rotary switch move smoothly?
†
OK
†
NG
4 Do you see any dirt in and out sides of flash window?
†
OK
†
NG
5
Does the LCD skylight cover operate along with the
operation of the rotary switch?
†
OK
†
NG
6
Are the glass surface of the LCD panel on the SY1
board and in and out sides of protection board of the
rear cabinet free from the finger prints or dirt?
†
OK
†
NG
7
Is the lens surface mounted on the CA1 board free
from the fingerprints or dust?
†
OK
†
NG
8
Is the glass surface of LCD monitor free from the
finger prints or dust?
†
OK
†
NG
9 Does the battery cover close or open normally?
†
OK
†
NG
10 Is the optional memory inserted correctly?
†
OK
†
NG
11
Is the rubber cover, which covers each jack and
serial connector installed at the rear cabinet
correctly?
†
OK
†
NG
12 Does the each panel switch work normally?
†
OK
†
NG
13 Is the exterior clean?
†
OK
†
NG