Panasonic DMP-BD81PU, Service Manual

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9.4.2.2. The Drive Unit's adjustment value setting while Digital PCB/Drive replacement
without 6-digit adjustment value.
1. Power ON
2. Press and hold [5] [9] [Red] button on the remote control concurrently for 5 sec.
3. Display "70RET"
4. Press
[ ] button on the remote control then display "80SRV". Press [OK] button.
5. It reboots automatically.
6. Display "SERV" (Service Mode)
7. Input [7] [2] in "SERV" then display "DQR" that is the
adjustment value write-in mode.
8. Input the 6 digits "999999".
"DQR OK"is displayed.
9. Take the Power OFF(Exit service mode)
10. Take the Power ON.
11. BD-VIDEO SL Disc
(The normal press disc product saled in market)
Play the disc then reproduction is carried out.
(Several seconds may be sufficient)
(Adjustment is completed by reproducing)
--- The confirmation method ---
12. Repeat 1-6 procedures and then enter into service mode
again.
13. Input [0] [9],the adjustment value is confirmed.
9.4.2.3. In the Case of Necessity the Adjustment
1. When the OPU is replaced.
2. When the Drive unit is replaced.
3. When the Digital PCB is replaced.
Reference:
(The confirmation method of 1 layer's BD Disc)
7. Operate the above-mentioned 1-6.
Insert the BD-VIDEO SL Disc.
(BD-R and BD-RE can't be used)
8. Input [4] [8] in "SERV"(Service Mode)
Display the following three kinds of content.
A
B
C1 OR C2 C1: 1 layer's Disc/C2: 2 layers' Disc