Looking for pictures for model RM 377 amd also where to get a manual

Probably '377' as in the model number, but my advice

https://www.fixya.com/support/r27181038-changing_watch_batteries

Maxell 377/376 SR626SW 5 Batteries

https://www.batterybob.com > products > 174-maxell-3...
The 377 is a long life silver oxide chemistry with non-declining power output; alkaline batteries of the same 1.5 voltage start at 1.5 and at the half life ...

Call: Progressive Methods, Inc. 2734 East Ponce De Leon
Decatur, GA 30030 Toll Free (866) 377-8973
Phone (404) 377-1848
Fax (404) 377-0366 [Email]
I use to work with them

It is not necessary to install drivers for the computer chip, it is recognized automatically by your hardware and operating system.

Is there another system not working, sound, LAN, wireless, etc.?

According to the specs. it does not have a WEBcam.
This is the specs.
Aspire 5535 Series Specifications

Part Number: Aspire5535 Aspire 5535

Feature Description Part Number Varies by specifications Processor / Speed AMD Turion™ X2 Ultra dual-core mobile technology ZM-80/ZM-82/ZM-84/ZM-86/ZM-88 (2 MB L2 cache, 2.10/2.20/2.30/2.40/2.50 GHz, DDR2 800 MHz, 35 W), supporting AMD HyperTransport™ 3.0 technology, or
AMD Turion™ X2 dual-core mobile technology RM-70/RM-72/RM-74 (1 MB L2 cache, 2/2.10/2.20 GHz, DDR2 800 MHz, 35 W), supporting AMD HyperTransport™ 3.0 technology, or
AMD Athlon™ X2 dual-core processor QL-60/QL-62/QL-64 (1 MB L2 cache, 1.90/2/2.10 GHz, DDR2 667 MHz, 35 W), supporting AMD HyperTransport™ 3.0 technology. Core Logic Chipset AMD M780G Chipset. System Bus Speed 667 MHz. RAM / Max RAM Up to 2 GB of DDR2 667 MHz memory, upgradable to 4 GB using two soDIMM modules. Video Subsystem ATI Radeon™ HD 3200 Graphics with up to 2048 MB of HyperMemory™ (256 MB of dedicated system memory, up to 1792 MB of shared system memory), supporting Unified Video Decoder (UVD), OpenEXR High Dynamic-Range (HDR) technology, Shader Model 4.0, Microsoft® DirectX® 10.0. LCD Properties Display 15.6" HD1366 x 768 pixel resolution, high-brightness (220-nit) Acer CineCrystal™ TFT LCD, supporting simultaneous multi-window viewing via Acer GridVista™ with 16:9 aspect ratio and 8 ms high-def response time. Hard Disk Drive 120/160/250/320 GB or larger hard disk drive. Optical Drive 8X DVD-Super Multi double-layer. Battery, Primary 48.8 W 4400 mAh 6-cell Li-ion battery pack.
3.0-hour battery life.
2.5-hour rapid charge system-off.
3.5-hour charge-in-use. Sound Subsystem Two built-in Acer 3DSonic stereo speakers.
High-definition audio support.
MS-Sound compatible.
Built-in microphone. PCCard Support 1 ExpressCard™/54 slot. Pointing Device Touchpad Peripheral Subsystem ExpressCard™/54 slot.
Integrated Acer Crystal Eye webcam.
5-in-1 card reader (SD™, MMC, MS, MS PRO, xD).
Three USB 2.0 ports.
External display (VGA) port.
Headphone/speaker/line-out jack.
Microphone-in jack.
Ethernet (RJ-45) port.
Modem (RJ-11) port.
(varies by model) Modem 56K ITU V.92 PPT approved, Wake-on-Ring ready Ethernet Acer InviLink™ Nplify™ 802.11b/g/Draft-N Wi-Fi CERTIFIED® network connection, supporting Acer SignalUp™ wireless technology, or
Acer InviLink™ 802.11b/g Wi-Fi CERTIFIED® network connection, supporting Acer SignalUp™ wireless technology.
Bluetooth® 2.0+EDR (Enhanced Data Rate).
Gigabit Ethernet, Wake-on-LAN ready.
(varies by model) Dimensions / Weight 15.1 x 9.9 x 0.6/1.5 inches.
5.94 lbs. with 6-cell battery pack. AC Power 100-240V AC AutoSensing Adapt

DV7 Specs
http://bili.ph/hp%C2%AE-pavilion%E2%84%A2-dv7-amd%C2%AE-turion%E2%84%A2-x2-dual-core-rm-74-2-2ghz-4gb-500gb-17-0%E2%80%9D-2/

AMD Turion X2
http://www.amd.com/us-en/Processors/ProductInformation/0,,30_118_13909_13913,00.html

Click Sony Support to download instruction manual of RM-V310

your selected processor is so better than intel.amd provides better graphical support than intel.

Insert product number here to download the user manual.

Additionally these are manuals for similar models:

] REFRIGERATOR MODEL RM 4223
MODEL RM 123E MODEL RM 122F
RM212,F

WELL I need some more information so I be able to assist you, first , it could be that the REMOTE CONTROL is not that came with the TV originally , and since all SONY remote control have the same basic codes ,it could be that the remote doesnt have this specific feature. I did some research base on the model of this TV , the original remote control model num. is RM-Y127 and
not RM-Y153 , maybe thats why it doesnt have the PIP feature. hope this info been helpful